長澤製缶 List of Products and Services

This document introduces "pressure vessels," which maintain internal pressure. It includes various information such as examples of pressure vessel applications, names of each part, setting conditions, and the manufacturing process, as well as practical examples of VA/VE design. Additionally, it provides practical knowledge related to industrial pressure vessel design, so please take a moment to read it. [Contents] ■ What is a pressure vessel ■ Specifications of pressure vessels ■ Practical knowledge related to industrial pressure vessel design that designers should know ■ Examples of VA/VE design for industrial pressure vessels ■ Company information *For more details, please refer to the PDF document or feel free to contact us.

• Other laboratory equipment and containers

We would like to introduce a case where we manufactured a "stainless steel storage tank for beverages." Among the tanks that comply with sanitary standards, this tank requires the specifications of a first-class pressure vessel. To achieve high added value in product manufacturing, various special functional specifications have been incorporated into this pressure vessel. The interior is a high-quality stainless steel tank that requires buff polishing, and it is designed as a sanitary tank without corners or edges to allow for full hot water cleaning and sterilization. 【Case Overview】 ■Industry: Beverage Industry ■Container Diameter: Φ600 300L ■Pressure Resistance: 0.25MPa ■Material: SUS304 ■Regulatory Standard: First-Class Pressure Vessel *For more detailed information about this case, please refer to the related links. For further details, please check the PDF materials or feel free to contact us.

• tank

We would like to introduce a case where we manufactured a "bag filter housing" for a chemical manufacturer. The design accommodates five filters internally, and to keep the outlet nozzle on the filtrate side as low as possible, the nozzle is directly connected to the bottom plate of the filter housing. The partition plate is structured with a basket, and since the milling of the filter seal area can cause distortion during welding, we use a dedicated jig for welding the housing to ensure proper functionality. 【Case Overview】 ■ Industry: Chemical Manufacturer ■ Container Diameter: 5-filter specification ■ Pressure Resistance: 1.0 MPa ■ Material: SUS304 *For more detailed information about the case, please refer to the related links. For further details, please check the PDF document or feel free to contact us.

• tank

We would like to introduce a case where we manufactured a "500L storage tank (Type 1 pressure vessel)" for a beverage factory. This stainless steel tank, which requires more careful welding due to X-ray inspection of the welds, is of high difficulty. Since the decorative plates of the main body and the bottom plate are removable, precise processing accuracy for the mounting hole dimensions is required. As it is a pressure vessel, complete penetration is necessary, and distortion is likely to occur during nozzle welding, so we take this into consideration during the welding process. 【Case Overview】 ■ Industry: Beverage Factory ■ Container Diameter: 500L ■ Pressure Resistance: 0.3MPa ■ Material: SUS316L ■ Regulatory Standard: Type 1 Pressure Vessel *For more detailed information about the case, please refer to the related links. For more details, please check the PDF materials or feel free to contact us.

• tank

We would like to introduce a case where we manufactured a "filter housing" for a water treatment facility. Since it is a pressure vessel that requires a pressure resistance of 1.0MPa, we considered the sealing of the pressure-resistant part and narrowed the bolt pitch accordingly. Additionally, since the weight of the cover plate is 120kg, we have equipped the handle section with bearings to make the lifting operation easier. 【Case Overview】 ■Industry: Construction ■Container Diameter: 40 units arranged in 3 tiers ■Pressure Resistance Performance: 1.0MPa ■Material: SUS304 *For detailed information about the case, please refer to the related links. For more details, please check the PDF document or feel free to contact us.

• tank

We would like to introduce a case where we manufactured a "500L stainless steel melting tank" for a beverage factory. This stainless steel melting tank comes with a stirrer to mix the contents and features a lighting window on the top surface, allowing for inspection of the contents. Since many components such as nozzles, observation windows, and stirrer bases are attached to the upper mirror section, a construction procedure and method that considers polishing work is necessary. However, our company is well-versed in the production of pressure vessels and stainless steel tanks, enabling us to achieve a beautiful finish. 【Case Overview】 ■ Industry: Beverage ■ Container Diameter: Inner diameter φ800 ■ Material: SUS304 *For more detailed information about the case, please refer to the related links. For further details, please check the PDF materials or feel free to contact us.

• tank

We would like to introduce a case where we manufactured a "stainless steel R-shaped square tank" for a beverage factory. This tank features a two-chamber structure, allowing different liquids to be stored inside the stainless steel tank, thereby improving space efficiency. The construction of the corner R section is challenging, and square tanks are prone to distortion, so we perform welding and correction after construction to achieve a beautiful finish without distortion. 【Case Overview】 ■ Industry: Beverage ■ Container Diameter: 200L ■ Material: SUS304 *For more detailed information about this case, please refer to the related links. For more details, please check the PDF materials or feel free to contact us.

• tank

We would like to introduce a case where we manufactured a "stainless steel filter housing" for an electrical products factory. As it is a pressure vessel, we considered the welding method to prevent welding distortion from affecting the main flange. It is designed for a pressure of 1.0 MPa and features a lid plate davit lifting system. The inner diameter is φ700. 【Case Overview】 ■ Industry: Electrical Products ■ Container Diameter: Inner diameter φ700 ■ Pressure Resistance: 1.0 MPa ■ Material: SUS304 *For more detailed information about the case, please refer to the related links. For more details, please check the PDF document or feel free to contact us.

• tank

We would like to introduce a case where we manufactured a "CIP stainless steel tank (cleaning solution tank)" for a food factory. This is a double-walled tank for beverage manufacturers, designed to improve thermal insulation by encapsulating insulation material within a two-layer structure. Additionally, since the outer stainless steel decorative plate is 1.5 mm thick, the tank is prone to dents and distortions. Therefore, we employ welding techniques that prevent deformation during transportation and installation. 【Case Overview】 ■ Industry: Beverage ■ Container Diameter: Inner diameter φ1200, Outer diameter φ1350, 1000L ■ Pressure Resistance: Atmospheric pressure ■ Material: SUS304 *For detailed information about the case, please refer to the related links. For more information, please check the PDF document or feel free to contact us.

• tank

We would like to introduce a case where we manufactured a "Recovery Double Tank (Chilled Compatible)" at our company. This stainless steel tank for beverages is a recovery tank designed for dairy product manufacturing factories. It has a double structure, and insulation material is placed inside to make it chilled compatible. Additionally, both the interior and exterior of the recovery tank have been treated with acid washing to ensure sanitary compliance. Please feel free to contact us if you have any inquiries. 【Case Overview】 ■Industry: Beverage ■Container Diameter: 200L ■Pressure Resistance: Atmospheric Pressure ■Material: SUS304 *For more detailed information about the case, please refer to the related links. For more details, please check the PDF materials or feel free to contact us.

• tank

We would like to introduce a case study of our "Stainless Steel Sanitary Balance Tank" manufactured for food factories. The pressure resistance is atmospheric pressure, with a container diameter of φ950 and a capacity of 800L. The material is SUS304, designed for the beverage industry. Please feel free to contact us if you have any inquiries. 【Case Overview】 ■ Industry: Beverage Industry ■ Container Diameter: Φ950 800L ■ Pressure Resistance: Atmospheric Pressure ■ Material: SUS304 *For detailed information about the case, please refer to the related links. For more details, please check the PDF document or feel free to contact us.

• tank

We would like to introduce a case where we manufactured a sanitary SUS316 filter housing for beverage factories. This product can be divided into two parts at the partition of the body, allowing for the removal of the filter inside the housing. After dividing it into two, each part can be rinsed with water. There are two nozzles provided at the lower part of the body, and a dimensional accuracy of ±2mm is required for the height of these nozzles in the design. 【Case Overview (Partial)】 ■Industry: Beverage Industry ■Container Diameter: Not disclosed ■Pressure Resistance: 0.7MPa ■Material: SUS316 ■Regulatory Standards: None *For more details, please refer to the PDF document or feel free to contact us.

• Filtration Equipment

We would like to introduce a case where we manufactured a sanitary-type filter housing (made of SUS304) for a beverage factory. This product features a top and bottom clamp design that allows it to be divided at the partition plate in the middle of the body. It is particularly useful when there is a need to regularly clean the inside of the filter housing, as it can be split into two parts for separate cleaning. 【Case Overview (Partial)】 ■Industry: Beverage Industry ■Container Diameter: Not disclosed ■Pressure Resistance: 0.7MPa ■Material: SUS304 ■Regulatory Standards: None *For more details, please refer to the PDF document or feel free to contact us.

• Filtration Equipment

We would like to introduce a case where we manufactured a sanitary filter basket (made of stainless steel) for a beverage factory. Handles and other features have been provided to facilitate easy removal from the sanitary tank, and the wire mesh attached to the frame serves the purpose of removing pulp and other materials. Since the filter basket needs to fit inside the tank, it is essential that the basket and wire mesh are assembled without any gaps, requiring dimensional accuracy of approximately ±1mm. [Case Overview (Partial)] ■Industry: Beverage Industry ■Container Diameter: Not disclosed ■Pressure Resistance: Atmospheric pressure ■Material: SUS304 ■Regulatory Standards: None *For more details, please refer to the PDF document or feel free to contact us.

• Water treatment equipment
• stainless

We would like to introduce a case where we manufactured sanitary filter baskets (sanitary tank components) for a beverage factory. A wire mesh is attached to the entire surface of a stainless steel frame, serving the purpose of removing tea leaves and other particles. Due to the need for this filter basket to fit inside the tank, it is essential that the basket and wire mesh are assembled without any gaps, requiring a dimensional accuracy of approximately ±1mm. [Case Overview (Partial)] ■Industry: Beverage Industry ■Container Diameter: φ350 ■Pressure Resistance: Atmospheric Pressure ■Material: SUS304 ■Regulatory Standards: None *For more details, please refer to the PDF document or feel free to contact us.

• Water treatment equipment
• stainless

We would like to introduce a case where we manufactured a mobile sanitary tank (pressure vessel specification) for a beverage factory. Equipped with a flat bar jacket, it has casters on the bottom for easy movement between lines within the factory, allowing for manual transportation. The upper part of the inner tank is designed with a curl bending process, which is done manually. Since the tank requires a pressure resistance of approximately 0.3MPa, we pay careful attention to the melting during jacket welding while manufacturing. 【Case Overview (Partial)】 ■Industry: Beverage Industry ■Container Diameter: 150L ■Pressure Resistance: 0.3MPa ■Material: SUS304 ■Regulatory Standard: Type 1 Pressure Vessel *For more details, please refer to the PDF document or feel free to contact us.

• tank

We would like to introduce a case where we manufactured a sanitary hopper tank for a food factory. The bottom plate of the hopper has a rounded corner shape, which makes welding difficult and achieving precision challenging. Additionally, the upper loading section and other parts are designed for butt welding, requiring oxidation prevention treatment for the welds. The interior is treated with a 400-grit buff finish, while the exterior undergoes acid pickling, making setup difficult and increasing the complexity of surface treatment for this special hopper. 【Case Overview】 ■Industry: Beverage Industry ■Container Diameter: Confidential ■Material: SUS304 *For more details, please refer to the PDF document or feel free to contact us.

• Other powder equipment

We would like to introduce a case where we manufactured bag-type filter housings for automotive factories. This type is designed to accommodate multiple individually packaged filters inside, with 6 to 12 filters installed vertically, responsible for filtering chemical waste. Due to the high precision required for the positioning of the lower nozzles, this product requires skilled techniques when welding the end plate and the body. 【Case Overview (Partial)】 ■Industry: Automotive Industry ■Container Diameter: Right 450L Left 600L ■Pressure Resistance: Atmospheric Pressure ■Material: SUS304 ■Regulatory Standards: None *For more details, please refer to the PDF document or feel free to contact us.

• Filtration Equipment

We would like to introduce a case where we manufactured a triple mobile tank for a beverage factory. This sanitary-compatible tank is a triple-jacketed mobile sealed tank, with insulation material sealed between the inner and outer tanks to maintain the internal temperature. Additionally, mobile casters are attached to the bottom of the tank, allowing it to be manually pushed to transport contents between production lines. 【Case Overview (Partial)】 ■Industry: Beverage Industry ■Container Diameter: Φ700 150L ■Pressure Resistance: Atmospheric Pressure ■Material: SUS304 ■Regulatory Standards: None *For more details, please refer to the PDF document or feel free to contact us.

• tank

We would like to introduce a case where we manufactured a waste receiving tank for a food factory. The tank is uniquely rectangular in shape and features a bottom plate that is attached with hinges and can be opened. When the waste reaches capacity, the bottom plate can be opened to dispose of the waste all at once. In the manufacturing of the tank, the difficulty level of aligning the bottom plate is high, and welding is performed in each area to ensure there are no gaps. Finally, finishing work is done by hand to achieve precision. 【Case Overview】 ■Industry: Food Industry ■Container Capacity: 500L ■Pressure Resistance: Atmospheric Pressure ■Material: SUS304 ■Regulatory Standards: None *For more details, please refer to the PDF document or feel free to contact us.

• tank

We would like to introduce a case where we manufactured a sanitary recovery tank for a beverage factory. This tank features a triple-sealed structure and is considered a product with a high level of manufacturing difficulty among recovery tanks. Particularly challenging is the precision required for the stainless steel sheet metal processing and welding during the assembly of the nozzle section, which is joined to the body plate, and the finishing work is carried out only by highly experienced workers. 【Case Overview (Partial)】 ■Industry: Beverage Industry ■Container Diameter: Φ900 500L ■Pressure Resistance: Atmospheric Pressure ■Material: SUS304 ■Regulatory Standards: None *For more details, please refer to the PDF document or feel free to contact us.

• tank

We would like to introduce a case where we manufactured a hopper tank basket for a beverage factory. All parts, including the tank and basket, are made of sanitary-grade stainless steel to ensure that bacteria do not breed, featuring a scratch-free finish and rounded corners. The basket inside the tank serves to remove objects such as fruit juice or tea leaves from the fluid by allowing it to flow through to the hopper during the manufacturing process. 【Case Overview】 ■Industry: Beverage Industry ■Container Diameter: Φ900 500L ■Pressure Resistance: Atmospheric Pressure ■Material: SUS316L ■Regulatory Standards: None *For more details, please refer to the PDF document or feel free to contact us.

• tank

We would like to introduce a case where we manufactured a double tank for a beverage factory. The main tank is covered with an outer jacket, creating a special sanitary tank with a double-sealed state between the layers. The nozzle attachment area undergoes a bar-rolling process on the tank side to improve weldability and aesthetics, followed by butt welding. 【Case Overview (Partial)】 ■Industry: Beverage Industry ■Container Diameter: 200L ■Pressure Resistance: Atmospheric Pressure ■Material: SUS304 ■Regulatory Standards: None *For more details, please refer to the PDF document or feel free to contact us.

• tank

We would like to introduce our stainless steel tank and filter housing VA and VE case studies. The structural standards for small pressure vessels differ from those of first-class and second-class pressure vessels, as there are unique standards in place, and the water pressure test pressure is specified separately, so caution is required. By designing with this understanding, unnecessary man-hours and troubles can be prevented. [Key Points of the Case Studies] - The structural standards for small pressure vessels are defined by unique standards that differ from those of first-class and second-class pressure vessels. If calculated using the same method, it can lead to many additional man-hours due to retesting and revisions of drawings. - In the case of small pressure vessels, it is necessary to check the standards in advance. *For more details, please refer to the PDF materials or feel free to contact us.

• tank

We would like to introduce our stainless steel tank and filter housing VA and VE case studies. When there is a negative pressure in the design pressure of pressure vessels such as stainless steel pressure vessels, it is stipulated that the test pressure is determined by the differential pressure between the negative pressure area and the maximum operating pressure. Therefore, it is essential to consider negative pressure during the design of pressure vessels. [Key Points of the Case Studies] - The test pressure for pressure vessels subjected to negative pressure differs from that of pressure vessels not subjected to negative pressure. - When negative pressure is present, it is necessary to determine the test pressure based on the differential pressure between the negative pressure area and the maximum operating pressure. Failing to perform this calculation may result in failure during testing after the pressure vessel is completed, so caution is required. *For more details, please refer to the PDF document or feel free to contact us.

• tank

We would like to introduce our stainless steel tank and filter housing VA and VE case studies. When using a ferrule for the flange of a stainless steel pressure vessel, designing the inner diameter of the vessel and the diameter of the ferrule to be the same can help stabilize product quality. Please feel free to contact us when you need assistance. [Key Points of the Case Study] - When using a ferrule for the flange of a stainless steel pressure vessel, it is important to ensure that the inner diameter of the vessel and the inner diameter of the ferrule are the same. - If these diameters differ, it can lead to the need for special tooling, deterioration of welding quality, and reduced product precision, among other issues. Keeping them the same diameter allows for stable production. *For more details, please refer to the PDF document or feel free to contact us.

• tank

We would like to introduce our stainless steel tank and filter housing VA and VE case studies. In cases where thin stainless steel materials are selected for cost reduction purposes, adopting 2mm thick materials instead of 1.2mm or 1.5mm materials can lower the total cost. With a thickness of 2mm, welding and polishing can be performed without the need for correction, significantly reducing production costs compared to cases with thicknesses of 1.2mm or similar. [Key Points of the Case Studies] - By designing with the focus on how to optimize production costs rather than just keeping material costs low, it is possible to reduce the total cost. - Since processing materials with thicknesses of 1.2mm or 1.5mm becomes more difficult, using 2mm thick materials for cost reduction purposes can lower the overall cost. *For more details, please refer to the PDF document or feel free to contact us.

• Stainless steel container
• tank

We would like to introduce our stainless steel tank and filter housing VA and VE case studies. When installing nozzles on thin stainless steel pressure vessels or tanks, designing the body of the pressure vessel or tank to undergo beading processing can minimize the effects of distortion. The beaded section can be butt-welded with the nozzle, resulting in high-quality products. [Key Points of the Case Studies] - When welding stainless steel pressure vessels or tanks, it is crucial to avoid insert welding as much as possible in the design to prevent troubles. - Insert welding tends to cause distortion in thin plates, so by designing to perform beading processing on the pressure vessel or tank body and then conducting butt welding, stable product manufacturing becomes possible. *For more details, please refer to the PDF materials or feel free to contact us.

• Stainless steel container
• tank

We would like to introduce our stainless steel tank and filter housing case studies VA and VE. In the case of open stainless steel tanks, if not required by specifications, it is effective to unify the finishing by using acid pickling or buff polishing without separating the interior and exterior finishes. If the finishing is common for both the exterior and interior, there will be no additional labor costs, which can help stabilize production. [Key Points of the Case Studies] - When acid pickling and polishing are mixed during the finishing process, it can lead to additional labor such as masking and unexpected corrections due to chemical splashes, negatively impacting costs and lead times. - It is important to unify the interior and exterior finishes to stabilize production. *For more details, please refer to the PDF materials or feel free to contact us.

• tank

We would like to introduce our stainless steel tank and filter housing case studies VA and VE. In the design of sanitary stainless steel pressure vessels and stainless steel tanks, it is important to indicate the presence or absence of bead cuts on the drawings. Especially in areas where strength is required, performing bead cuts can reduce strength, so by specifying on the drawings not to perform unnecessary bead cuts, we can achieve cost reduction and prevent troubles. [Key Points of the Case Studies] - It is important to clearly state the presence or absence of bead cuts on the drawings of sanitary stainless steel pressure vessels and stainless steel tanks. - The disadvantages such as strength reduction caused by bead cuts can be minimized, making it a crucial point for cost reduction and trouble prevention. *For more details, please refer to the PDF materials or feel free to contact us.

• Stainless steel container
• tank

We would like to introduce our stainless steel tank and filter housing VA and VE case studies. When designing flanges for stainless steel pressure vessels and tanks, it is possible to reduce machining costs by selecting standard materials with a thickness that adds 2 to 3 mm to the minimum required thickness for design. While the purchase cost of materials may increase slightly, it allows for a reduction in machining costs, ultimately leading to a decrease in the overall cost of stainless steel pressure vessels and tanks. [Key Points of the Case Studies] - When designing stainless steel pressure vessels and tanks, design with a slightly thicker plate thickness considering machinability, rather than just the minimum required thickness. - If there is some leeway in the thickness of the stainless steel, machining costs can be kept low, enabling the realization of overall cost reductions for stainless steel pressure vessels and tanks. *For more details, please refer to the PDF materials or feel free to contact us.

• Stainless steel container
• tank

We would like to introduce examples of our stainless steel tank and filter housing manufacturing. When designing custom stainless steel pressure vessels and stainless steel tank flanges, it is important to consider the plate thickness in relation to the market availability of stainless steel materials. In flange manufacturing, if no special specifications are required, setting the plate thickness based on the commonly available thickness of -3mm can help reduce processing costs. 【Features】 ■ When machining custom stainless steel pressure vessels and tank flanges, a large amount of material removal during machining can lead to high costs. ■ By setting the plate thickness based on the market standard material of -3mm, efficient flange manufacturing can be achieved. *For more details, please refer to the PDF document or feel free to contact us.

• tank

We would like to introduce our case studies of stainless steel tank and filter housing manufacturing. When designing first-class and second-class pressure vessels, it is important to understand the structural standards and material specifications of first-class pressure vessels thoroughly. To anticipate potential issues with material procurement, it is possible to avoid mistakes during material ordering by including the material specification numbers on the drawings. [Key Points of the Case Studies] - By providing the JIS specification numbers that comply with the standards for first-class pressure vessels, rather than just indicating the plate thickness and materials, we can prevent troubles. - Especially in the case of second-class pressure vessels, since inspections of materials and other aspects are conducted after the product is completed, it is necessary to be cautious as the costs can increase significantly in the event of issues. *For more details, please refer to the PDF document or feel free to contact us.

• tank

We would like to introduce examples of our stainless steel tank and filter housing manufacturing. When designing pressure vessels and tanks using pipe materials, it is important to consider whether it is truly necessary to use schedule pipes (seamless pipes). In areas where welded pipes can be used, utilizing welded pipes can lead to cost reductions. Additionally, in the case of welded pipes, compared to schedule pipes, there is a greater variety of procurement options and product standards, allowing for quick material procurement if the diameter and wall thickness are specified. [Key Points of the Case] - It is important to consider which materials will enable optimal design and manufacturing. - If not necessary, limiting the use of schedule pipes and using welded pipes can achieve cost reductions. *For more details, please refer to the PDF document or feel free to contact us.

• tank

We would like to introduce examples of our stainless steel tank and filter housing manufacturing. When designing stainless steel pressure vessels or tanks with a diameter of φ500 or less, if the specifications of the pressure vessel or tank allow, stable manufacturing can be achieved by instructing the bevel of the weld joint on the outside. By stabilizing the welding position and conditions, we can ensure consistent manufacturing of pressure vessels and tanks, which leads to stable product quality and reduced production lead times. [Key Points of the Case] - By understanding the processes involved in actual manufacturing and designing accordingly, high-quality products can be obtained. - Especially for small-diameter (up to φ500) stainless steel pressure vessels and tanks, where quality defects are more likely to occur, changing to outside bevel welding allows for stable product production. *For more details, please refer to the PDF document or feel free to contact us.

• tank

We would like to introduce our case studies on the production of stainless steel tanks and filter housings. In the design of stainless steel pressure vessel lids, by designing the lid plate in a flat shape, we can reduce welding man-hours and improve the precision of O-ring grooves and seating surfaces. The impact of welding distortion is also minimized, making it less likely for issues such as leaks of the contents to occur. Especially for medium-sized pressure vessels (approximately φ400 to 800), the benefits of changing the lid shape become significant. 【Case Summary】 - Reduction of welding man-hours and improvement of the precision of O-ring grooves and seating surfaces can be achieved. - Issues such as leaks of the contents are less likely to occur. - The effect of changing the lid shape becomes significant, especially for medium-sized pressure vessels (approximately φ400 to 800) and larger. *For more details, please refer to the PDF document or feel free to contact us.

• tank

We would like to introduce examples of our stainless steel tank and filter housing manufacturing. When using elbow fittings for the tank nozzles of stainless steel pressure vessels or tanks, designing based on the dimensions of the elbow fitting alone can reduce welding labor and achieve cost savings. Additionally, it becomes easier to determine the nozzle dimensions, which can simultaneously improve quality. [Key Points of the Case] - When designing with elbow fittings for the nozzle parts of stainless steel pressure vessels or tanks, it is important to avoid adding short pipes to the elbow as it can lead to increased welding labor and deterioration of quality. - By using elbow fittings alone, cost reduction and quality improvement can be achieved compared to using short pipes. *For more details, please refer to the PDF materials or feel free to contact us.

• tank

We would like to introduce our case studies on the production of stainless steel tanks and filter housings. When designing stainless steel pressure vessels with nozzles directly attached to the main body of the pressure vessel, it is necessary to design the plate thickness of the pressure vessel to be t = 3 mm or more. If a plate thickness of 3 mm or more is secured, it becomes possible to minimize the adverse effects of welding heat during direct attachment, thereby stabilizing product quality. [Features] - If the plate thickness of the pressure vessel is thinner than 3 mm, it is difficult to mitigate the adverse effects of heat during welding, leading to a deterioration in the quality of the pressure vessel. - By designing pressure vessels with direct attachments to have a plate thickness of 3 mm or more, it is possible to achieve stabilization of product quality. *For more details, please refer to the PDF document or feel free to contact us.

• tank

We would like to introduce examples of our stainless steel tank and filter housing manufacturing. When the inlet and outlet of stainless steel pressure vessels or tanks are 40A or larger, it is important to design with flange joints as much as possible, avoiding threaded joints to prevent troubles. In the case of flange joints, there is no gap at the connection point like with threaded fasteners, allowing for a secure connection. [Key Points of the Case] - For stainless steel pressure vessels and tanks with inlet and outlet sizes of 40A or larger, avoiding threaded joints and designing with flange joints contributes to trouble prevention. - Especially for highly permeable liquids, they can seep through the gaps of threaded joints beyond the sealing, leading to leaks, making it necessary to choose flange joints. *For more details, please refer to the PDF materials or feel free to contact us.

• tank

We would like to introduce our examples of stainless steel tank and filter housing manufacturing. In the design of double stainless steel tanks, it is possible to reduce costs by designing the inner vessel with all inward flaring. In the case of inward flaring, the nozzles can be inserted after the decorative plates are joined, allowing for welding from the inside of the tank, which helps to reduce welding labor. [Key Points of the Case] - In the design of a double-structured sanitary tank where insulation material is placed inside, cost reduction can be achieved by designing the nozzle openings of the inner tank with inward flaring. - If designed with inward flaring, welding can be performed after attaching the decorative plates, enabling the production of sanitary tanks with reduced labor. *For more details, please refer to the PDF document or feel free to contact us.

• tank

We would like to introduce our case studies on stainless steel tank and filter housing manufacturing. By designing the nozzle area of stainless steel pressure vessels and tanks in a pipe shape rather than a hopper shape, cost reductions can be achieved. Please feel free to contact us when you need our services. 【Key Points of the Case Studies】 - The shape of the nozzle area of stainless steel pressure vessels and tanks can greatly affect costs depending on the design. - Designing in a hopper shape requires complex shaped parts, which increases the difficulty of welding and the man-hours needed, leading to higher costs. - If a hopper shape is unnecessary, designing in a simple pipe shape can achieve cost reductions. *For more details, please refer to the PDF materials or feel free to contact us.

• tank

We would like to introduce examples of our stainless steel tank and filter housing manufacturing. By changing the legs of stainless steel pressure vessels and tanks from angle legs to pipe legs, cost reduction is possible. Since polished pipe materials can use general products available in the market, both lead time and costs can be improved. [Key Points of the Case] - For stainless steel pressure vessels and tanks where external polishing is specified, the shape design of the legs significantly affects costs. - Angle legs incur high costs for material procurement and polishing processing, so designing with easily obtainable pipe legs can achieve cost reduction. *For more details, please refer to the PDF document or feel free to contact us.

• tank

We would like to introduce our case studies on the production of stainless steel tanks and filter housings. By redesigning the legs of pressure vessels and tanks from four legs to three, it becomes possible to significantly reduce the processing time for the legs themselves, as well as the processing time required for adjusting the legs to each other. This allows for cost reduction and a shorter manufacturing lead time. [Key Points of the Case Study] - The stability of the tank is more important based on whether the horizontal alignment of the part fixed by the bolts at the legs is correct, rather than the number of legs. - By changing from four legs to three, we can achieve both stability and cost reduction. *For more details, please refer to the PDF materials or feel free to contact us.

• tank

We would like to introduce our case studies on stainless steel tank and filter housing manufacturing. By changing the design of the stainless steel pressure vessel and the lugs that secure the lid of the stainless steel tank from welding two plates to bending a single plate, significant cost reductions can be achieved. This design change allows for the welding of one plate instead of two, greatly reducing the welding labor required. [Key Points of the Case Study] - The design of the lugs that secure the hinge bolts significantly affects costs based on their shape. - By designing the lugs of the pressure vessel to be made from bending and welding a single plate instead of welding two plates, we can greatly reduce welding labor and achieve cost savings. *For more details, please refer to the PDF document or feel free to contact us.

• tank

We would like to introduce our case studies of stainless steel tank and filter housing manufacturing. For custom stainless steel pressure vessels and the base of stainless steel tanks, if not functionally essential, we design them without features like chamfering, focusing instead on deburring. This approach reduces labor hours significantly, leading to a substantial decrease in work time and cost. Please feel free to contact us when you need our services. [Key Points of the Case] - The bases of pressure vessels and tanks typically use thick plates for stability, making processing with shearing difficult. As a result, expensive laser processing or lengthy grinding methods are employed, leading to high costs. - By designing the base without chamfering and opting for deburring instead, we can achieve cost reductions. *For more details, please refer to the PDF materials or feel free to contact us.*

• tank