三宝工機 List of Products and Services

Our company is engaged in the design and manufacturing of pressure vessels, including first-class and second-class pressure vessels. This time, we have summarized the final shipment of products designed and manufactured to suit various properties and applications of pressure vessels. We can manufacture not only stainless steel and carbon steel but also Hastelloy, titanium, duplex stainless steel, and more! *Depending on the manufacturing method, there may be cases where we cannot accommodate certain materials or plate thicknesses, but if you have any requests for production, we will strive to obtain the necessary methods. For more details, please feel free to check from the "PDF Download." We also welcome your inquiries.

• tank

Our company is engaged in the design and manufacturing of pressure vessels, including first-class and second-class pressure vessels. This time, we have summarized the main internal surface treatments for tanks. "Rubber lining" is primarily used for iron containers, while "buff polishing" reduces the unevenness on processed products. [Contents (excerpt)] - Rubber lining - Buff polishing - Electrolytic polishing - Fluororesin coating, etc. For more details, please feel free to check the "PDF download." We also welcome your inquiries.

• tank

Our company utilizes the technology we have cultivated over many years to manufacture general scientific machinery and pollution prevention equipment. "P-1 (iron)" is commonly used in S400 and SB410, while "P-8 (stainless steel)" includes SUS304, 316, and L materials. In addition to stainless steel and steel materials, we can also produce nickel alloys, titanium, and duplex stainless steel. Please feel free to consult with us. [Main materials used for containers] ■ Shell plates, end plates, conical sections, legs, nozzles, etc.: P-1 (iron), P-8 (stainless steel) ■ Interior surface processing: electropolishing, buff polishing, fluororesin coating, etc. ■ Other main materials: nickel alloys, titanium, etc. *For more details, please refer to the PDF document or feel free to contact us.

• Steel

Our company utilizes the technology we have cultivated over many years to manufacture general scientific machinery, pollution prevention equipment, and more. Our strength lies in our technical capabilities that can accommodate a wide range of fields, including chemistry, food, environment, and IT equipment. We are capable of producing not only stainless steel and steel materials but also Hastelloy, titanium, and duplex stainless steel. *Depending on the manufacturing method, there may be cases where we cannot accommodate certain materials or plate thicknesses. However, if you have specific production requests, we will strive to obtain the necessary manufacturing methods. Please feel free to consult with Sanpo Koki Industry at least once! Currently, in addition to our company brochure, we are offering materials on "Main Materials Used in Containers." For more details, please contact us or download our catalog.

• Stainless steel container
• Other laboratory equipment and containers
• Welding Machine

Our company is a comprehensive manufacturer in the fields of chemical equipment, food equipment, and pollution prevention equipment, designing and manufacturing devices using metals such as stainless steel and titanium. Essential to design and manufacturing is the "creation of process charts." Do you know why we create them and what their benefits and roles are? This document summarizes the benefits of creating process charts and the flow leading up to their creation. [Contents of the document] ■ Why create process charts? ■ The flow leading up to the creation of process charts ■ Reference materials (individual process charts for tanks, process charts including construction) ■ Cases where things do not go according to the process chart Feel free to view it from "PDF Download"!

• Mechanical Design

Our company is engaged in the design and manufacturing of pressure vessels, including first-class and second-class pressure vessels. We accommodate various materials such as stainless steel, nickel alloys, aluminum, and titanium, and we have extensive experience in producing evaporators and jacketed pressure vessels. We possess inspection facilities for pressure tests, leak tests, and non-destructive testing in-house, allowing us to provide a consistent response from pressure testing to installation work. 【Equipment Owned (Excerpt)】 ■ Charpy impact testing machine ■ Helium detector ■ Hydraulic test pump (electric) ■ Three-dimensional measuring machine, etc. *You can view the materials introducing the inspections for pressure vessels we handle by downloading the PDF. Please feel free to contact us with any inquiries.

• Other laboratory equipment and containers

This document contains welding symbols for can manufacturing specifications (fabrication drawings) and basic knowledge for can manufacturing workers. It includes typical basic welding symbols and auxiliary welding symbols. Additionally, as an advanced section, it provides instructions on how to write corner welds and non-destructive testing methods. Please make use of it. [Contents] ■ Typical basic welding symbols ■ Typical auxiliary welding symbols ■ Instructions for writing corner welds ■ Instructions for writing full circumferential welds and field welds ■ Instructions for writing non-destructive testing methods *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract
• Contract manufacturing

"TIG welding" is characterized by its ability to produce clean welds, allowing for quiet work in various positions. It can be used to weld almost all metals, and it does not generate harmful fumes or sparks that can be detrimental to human health. Additionally, the amount of distortion caused by welding heat can be slightly reduced compared to other welding methods. 【Features】 ■ Produces clean welds ■ Allows for quiet work in various positions ■ Capable of welding almost all metals ■ The amount of distortion from welding heat is slightly less than that of other welding methods *For more details, please refer to the PDF document or feel free to contact us.

• Welding Machine
• Processing Contract

This document introduces the welding symbols for can manufacturing specifications (fabrication drawings). It includes typical basic welding symbols and auxiliary welding symbols. Additionally, as an advanced section, it also covers the notation methods for fillet welding and non-destructive testing methods. Please make use of it. [Contents] ■ Typical basic welding symbols ■ Typical auxiliary welding symbols ■ Notation method for fillet welding ■ Notation methods for full circumferential welding and field welding ■ Notation method for non-destructive testing *For more details, please refer to the PDF document or feel free to contact us.

• others

Our company is a comprehensive manufacturer in the fields of chemical equipment, food equipment, and pollution prevention equipment, designing and manufacturing devices using metals such as stainless steel and titanium. Currently, we are offering two documents summarizing basic information about "pressure vessels": "Overview of Pressure Vessels" and "Practical Design of Pressure Vessels." [Contents of "Overview of Pressure Vessels"] - Legal classification of pressure vessels - Conditions necessary for design - Plate thickness and inspection according to usage conditions [Contents of "Practical Design of Pressure Vessels"] - Introduction of terms used in design - Main strength calculation formulas *These documents can be viewed via "PDF Download." Please feel free to contact us with any inquiries.

• others
• Stainless steel container

This document explains "Practical Design of Pressure Vessels." It provides clear explanations of terms such as pressure, stress, and strain, organized by topic. Allowable tensile stress and joint efficiency of welded parts are presented in an easy-to-read table. Additionally, it includes key strength calculation formulas and reference materials. [Contents] ■ Details of Terms ■ Key Strength Calculation Formulas ■ Reference Materials *For more details, please refer to the PDF document or feel free to contact us.

• Stainless steel container
• Stainless steel utensils and containers
• Other laboratory equipment and containers

Sanpo Koki utilizes science and technology to strive for environmental conservation, manufacturing general scientific machinery and equipment, as well as pollution prevention devices. This document introduces an overview of pressure vessels. The legal classification of pressure vessels is presented in an easy-to-understand table. It also includes necessary conditions for design and usage conditions. 【Contents】 ■ Legal classification of pressure vessels ■ Necessary conditions for design ■ Usage conditions - Main materials - Plate thickness - Inspection details *For more details, please refer to the PDF document or feel free to contact us.

• Stainless steel container
• Other laboratory equipment and containers
• Stainless steel utensils and containers

Drying refers to the process of removing liquid moisture by applying heat or other means to achieve a dry state. The reasons for drying include preventing quality changes and various benefits such as long-term preservation. The three essential elements of drying are moisture content, heat source, and humidity. Sanpo Koki utilizes scientific technology and strives for environmental conservation. With 60 years of trust built since its establishment, we have solved many challenging problems for material manufacturers and processing companies. We also design and manufacture equipment using special metals such as stainless steel and titanium tailored to customer needs. Our company has many certified welders, allowing us to meet customer demands for products ranging from G8 chambers to small vacuum containers. We can accommodate requests for the production of up to 10 units per month. We also handle the design and manufacturing of drying equipment. Please feel free to consult with us. ■ Sales Items - Drying equipment / High-pressure gas / Pressure vessels / Fire Service Act / Aluminum / Titanium... * For more details, please refer to the PDF materials or feel free to contact us.

• Stainless steel container
• Other laboratory equipment and containers
• Welding Machine

Sanpo Koki utilizes science and technology to promote environmental conservation. We design and manufacture equipment using special metals such as stainless steel and titanium tailored to our customers' needs. We design and produce devices that filter calcium carbonate adsorbed with impurities from sub-zero devices, heat exchangers, and gas-liquid separators, resulting in filtered brown liquor (liquid sugar with impurities). Over our 60 years of establishment, we have built trust and solved many challenging problems for material manufacturers and processing companies. Our company has many certified welders, allowing us to meet customer needs from G8 chambers to small vacuum containers. We can accommodate requests for the production of up to 10 units per month. ■ Product Lineup - Filtration equipment / High-pressure gas / Pressure vessels / Fire safety law / Aluminum / Titanium... *For more details, please refer to the PDF materials or feel free to contact us.

• Stainless steel container
• Other laboratory equipment and containers
• Welding Machine

Sanpo Koki Co., Ltd. utilizes scientific technology and strives for environmental conservation, manufacturing general scientific machinery and equipment, first-class pressure vessels, second-class pressure vessels, and specific high-pressure gas equipment. Our technical capabilities, which can cater to a wide range of fields including chemicals, food, environment, and IT equipment, are our strength. ■ Product Line 1. Design and manufacturing of first-class pressure vessels, second-class pressure vessels, and specific high-pressure gas equipment 2. Design and manufacturing of various automatic machines and installation work 3. Design and manufacturing of sugar production and refining equipment and installation work 4. Design and manufacturing of pressure vessels such as towers, tanks, and heat exchangers, as well as installation work, etc. *For more details, please refer to the PDF materials or feel free to contact us.

• Contract manufacturing
• Stainless steel container
• Other laboratory equipment and containers

The crystallization vessel is a container used to further concentrate and boil fine liquor (sugar solution) under vacuum conditions, adding powdered sugar to facilitate crystallization. Sanpo Koki utilizes scientific technology and strives for environmental conservation, manufacturing general scientific machinery, reactors, pollution prevention equipment, and more. We also design and manufacture equipment using special metals such as stainless steel and titanium to meet customer needs. If you have any concerns, please feel free to consult with us. *For more details, please refer to the PDF materials or feel free to contact us.

• Stainless steel container
• Other laboratory equipment and containers
• Welding Machine

A heat exchanger is a device used to exchange thermal energy between two fluids with different thermal energy levels. The types of heat exchangers include plate type, shell & tube type, and fin tube type. They are utilized in various applications such as refrigeration, boilers, and cooling/heating processes in food and chemical manufacturing. Sanpo Koki manufactures heat exchangers and pollution control equipment. We also design and produce equipment using special metals tailored to our customers' needs. If you have any concerns, please feel free to consult with us. *For more details, please refer to the PDF document or feel free to contact us.*

• Stainless steel container
• Other laboratory equipment and containers
• Welding Machine

The distillation column is a device that facilitates the separation by bringing condensed liquid and vapor into contact. For distillation, the column is broadly classified into tray columns and packed columns. The performance of the distillation column is evaluated based on the number of theoretical stages. *Tray columns are a type of distillation column that has multiple horizontal trays installed inside to create sections. Sanpo Koki utilizes scientific technology, strives for environmental conservation, and manufactures general scientific machinery, distillation columns, pollution prevention equipment, and more. We also design and manufacture equipment using special metals such as stainless steel and titanium tailored to customer needs. If you have any concerns, please feel free to consult with us. *For more details, please refer to the PDF materials or feel free to contact us.

• Stainless steel container
• Other laboratory equipment and containers
• Welding Machine

Reaction devices/reactors are apparatus used to carry out chemical reactions. They can be classified into three types: batch reactors (vessel type), tubular reactors (continuous), and continuous stirred-tank reactors. In practice, many phenomena related to heterogeneous reactions occur due to temperature, concentration, and pressure changes during chemical reactions. The selection of reactors is one of the important challenges in industry. Sanpo Koki utilizes science and technology to contribute to environmental conservation and manufactures general scientific machinery, reactors, pollution prevention equipment, and more. We also design and manufacture equipment using special metals such as stainless steel and titanium tailored to customer needs. If you have any concerns, please feel free to consult with us. *For more details, please refer to the PDF materials or feel free to contact us.

• Stainless steel container
• Other laboratory equipment and containers
• Welding Machine

Sanpo Koki Co., Ltd. utilizes scientific technology and strives for environmental conservation, manufacturing general scientific machinery and equipment, pollution prevention devices, and more. With 60 years of trust built up since its establishment, we have solved many challenging problems for material manufacturers and processing manufacturers. Our company has a large number of certified welders, enabling us to meet customer needs from G8 chambers to small vacuum containers. We can also accommodate requests for the production of up to 10 units per month. *High-pressure gas safety manufacturing licensed factory & Type 1 pressure vessel manufacturing licensed factory ■ Sales Items Handled Equipment: Design and production of pressure vessels, vacuum containers, etc. Handled Materials: Stainless steel, duplex stainless steel, special steels (titanium, Hastelloy), etc. If you have any concerns, please feel free to consult with us. *For more details, please refer to the PDF materials or feel free to contact us.

• Other laboratory equipment and containers
• Welding Machine
• Stainless steel container

Sanpo Koki utilizes science and technology, strives for environmental conservation, and manufactures general scientific machinery and equipment, as well as pollution prevention devices. Within the company, there are many certified welders, and we can respond to customer needs, from G8 chambers to small vacuum containers. We can also accommodate requests for the production of up to 10 units per month. ■ Other - Mobile tanks for paints - Mobile tanks for powder coatings - Small tanks - Heat exchangers - Special tanks for sugar production equipment If you have any concerns, please feel free to consult with us. *For more details, please refer to the PDF materials or feel free to contact us.

• Stainless steel container
• Other laboratory equipment and containers
• Welding Machine

Sanpo Koki Co., Ltd. utilizes science and technology to strive for environmental conservation and manufactures general scientific machinery and pollution prevention equipment. With 60 years of achievements and technical expertise, we realize various customer requests. We have worked with many material manufacturers and processing companies, successfully overcoming complex challenges. We provide comprehensive support from welding technology to design and manufacturing. We can produce not only stainless steel and carbon steel but also Hastelloy, titanium, and duplex stainless steel. *Depending on the manufacturing method, there may be cases where we cannot accommodate certain materials or plate thicknesses, but if you have requests for production, we will strive to obtain the necessary methods. Please feel free to consult with Sanpo Koki Co., Ltd. at least once! For more details, please contact us or download the catalog.

• Stainless steel container
• Other laboratory equipment and containers
• Welding Machine

We would like to introduce the equipment of Sanpo Koki, which manufactures general scientific machinery, pollution prevention equipment, and more. Our company is equipped with specialized machinery for each process to meet various customer needs. We also design and manufacture equipment using special metals such as stainless steel and titanium according to customer requirements. For more details, please contact us. 【Equipment List (Excerpt)】 <Manufacturing Plant> ■ Electric overhead crane (5 tons) ■ Bending roller (3.2m, 25mm, 22KW) ■ Bending roller (2.0m, 2.2KW) ■ Hydraulic press (200 tons) ■ Plasma cutting machine, etc. *For more details, please refer to the PDF document or feel free to contact us.

• Contract manufacturing
• Filling and bottling machines
• Other processing machines

This project aims to develop a new type of cooling system to achieve higher reliability and efficiency, and to demonstrate the long-term operability and reliability when combined with the previously developed superconducting cables. 【Project Overview】 ■ Demonstration Location: Tokyo Electric Power Company Power Grid Corporation, Kanagawa Tsurumi Branch, Asahi Substation ■ Research Period: Fiscal Year 2016 to 2018 ■ Specifications - Superconducting Cable (Three-Core Integrated Type) Voltage: 66kV, Capacity: 200MVA, Length: 240m (same as previous) - Cooling System (Brayton Cycle Type) Capacity: 5kW, COP: 0.1 ■ Structure - Tokyo Electric Power Company Holdings, Inc.: System analysis, actual system operation - Sumitomo Electric Industries, Ltd.: Superconducting cable development and operation - Maekawa Manufacturing Co., Ltd.: Development and operation of Brayton refrigeration units and cooling systems - NEDO: Development management, funding* * This project is a subsidized project by the New Energy and Industrial Technology Development Organization (NEDO). * For more details, please refer to the PDF materials or feel free to contact us.

• cable

Approximately 3.2 km between two substations in Albany City, a superconducting cable line of about 350 m was constructed, and long-term power transmission tests were conducted in an actual system. On July 20, 2006, the long-length superconducting cable was connected to the actual system, and until the completion of the first phase in May 2007, it supplied power to about 70,000 households in Albany City for approximately 7,000 hours. Additionally, as part of the second phase, in January 2008, a 30 m section was replaced with a superconducting cable using YBCO wire, successfully connecting to the actual system. Then, a long-term transmission test on the actual line, lasting over a total of one year, was successfully completed in April 2008. 【Specifications of the Cable System (Partial)】 ■ Rated Voltage: 34.5 kVrms ■ Rated Current: 800 Arms ■ Superconducting Cable ・ Type: Three-core bundled superconducting cable ・ Length: 350 m (320 m + 30 m) ・ Insulation: PPLP (Poly-Propylene Laminated Paper), liquid nitrogen impregnated ・ Accessories: 2 gas-insulated terminal joints (underground) *For more details, please refer to the PDF document or feel free to contact us.

• cable

Sumitomo Electric and Tokyo Electric Power Company, together with the Central Research Institute of Electric Power Industry, conducted a long-term test of approximately one year on the "three-core bundled high-temperature superconducting cable," which was successfully completed, confirming the excellent characteristics of the high-temperature superconducting cable. 【Cable System Specifications】 ■ Rated Voltage: 66kVrms ■ Rated Current: 1kArms ■ Rated Capacity: 114MVA Superconducting Cable 　・ Type: Three-core bundled 　・ Length: 100m 　・ Insulation: PPLP (Poly-Propylene Laminated Paper) liquid nitrogen impregnated 　・ Three-phase branching: 2 　・ Terminals: 6 (air terminals) ■ Installation: Above ground installation (partially installed in 150mm conduit) ■ Cooling System: Supercooled liquid nitrogen circulation *For more details, please refer to the PDF document or feel free to contact us.

• cable

We will introduce examples of production by Sanpo Koki Co., Ltd. through photographs. Since its establishment in 1959, we have been a comprehensive specialized manufacturer in the fields of chemical equipment, food equipment, and pollution prevention equipment. In particular, we respond widely to user needs with our outstanding welding technology for equipment made from special metals such as stainless steel. Additionally, we also design and manufacture equipment using special metals like stainless steel and titanium according to customer needs. 【Equipment We Handle】 ■ Vacuum Containers ■ Ultra-High Vacuum Devices ■ Cryogenic Containers ■ Vacuum Insulated Containers ■ High-Temperature High-Pressure Vessels ■ Chemical Equipment Containers ■ No. 20 Tanks *For more details, please refer to the PDF materials or feel free to contact us.

• Other environmental equipment
• Contract manufacturing