山本水圧工業所 List of Products and Services

The "Easy Manual Hydraulic Pump Model PH-5" is a compact and lightweight pump. It has a discharge volume of 44cc per cycle, making it one of the largest among manual pumps. The handle can be easily removed, which saves space. It can be used as a backup during power outages or failures of electric pump units (for sluice gate devices and fire protection equipment), for manual lifters (cargo handling devices), to drive small hydraulic cylinders, and for valve switching operations. 【Specifications】 ■ Plunger diameter: 40mm ■ Stroke: 36mm ■ Operating pressure: 6.8MPa (70kgf/cm²) ■ Pushing force: approximately 30kg at operating pressure ■ Discharge volume per cycle: 44cc ■ Weight: approximately 5kg for the main unit and approximately 3kg for the handles (2 pieces) *For more details, please refer to the PDF document or feel free to contact us.

The "Easy Water Pressure and Hydraulic Pump Model PH-10" is a pump suitable for water pressure (hydraulic) testing of various containers. The selection of materials and the structure of the valves in this product are specially designed and manufactured to be suitable only for this pump. Additionally, even the seemingly simple parts have been processed with high precision. 【Features】 ■ Suitable for water pressure (hydraulic) testing of various containers ■ Manufactured with a special design ■ Constructed with high precision processing ■ Patent Number: PAT No.532202 (Pressure Gauge Joint Section) *For more details, please refer to the PDF document or feel free to contact us.

The "Easy Water Pressure and Hydraulic Pump Model PH-60" is a manual dual-stage pump that can be used for both oil and water pressure. It can increase pressure up to 68.6 MPa (700 kgf/cm²). It is used for pressure testing various high-pressure containers, piping, valves, etc., but can also be utilized for operating small presses. It achieves efficiency by allowing large volume delivery at low pressure and small volume delivery at high pressure. 【Features】 ■ Capable of large volume delivery at low pressure and small volume delivery at high pressure ■ Built-in safety valve ■ No concerns about accidents due to excessive pressure ■ Easy to move with wheels at the bottom of the tank ■ Pressure gauge visible from any position *For more details, please refer to the PDF document or feel free to contact us.

The "Easy Water Pressure and Hydraulic Pump Model PH-100" is a pump suitable for pressure testing of high-pressure containers in testing laboratories and research facilities. This product features two connection ports, allowing for simultaneous pressure testing of two items. Additionally, this product is made to order. Please contact us for inquiries. 【Specifications (excerpt)】 ■ Maximum operating pressure: 78.4MPa to 196.1MPa (800 to 2000kgf/cm2) ■ Plunger diameter: 8mm ■ Stroke: 50mm ■ Discharge volume per cycle: 2.5cc ■ Weight: approximately 120kg *For more details, please refer to the PDF document or feel free to contact us.

The "Easy Power Type Hydraulic Plunger Pump PMV-S" is a vertical ultra-high pressure plunger pump. The working fluid can be water or oil. The normal operating pressure is 147.1 MPa (1500 kgf/cm²). It comes with convenient rubber wheels for easy mobility. 【Specifications (excerpt)】 ■ Normal operating pressure: 147.1 MPa (1500 kgf/cm²) ■ Maximum pressure: 196.1 MPa (2000 kgf/cm²) ■ Flow rate: 180 cc/min ■ Plunger diameter: φ10 mm ■ Weight: approximately 185 kg *For more details, please refer to the PDF document or feel free to contact us.

The "Easy Power Type Hydraulic Plunger Pump PMH Series" is a PMH horizontal three-stage hydraulic pump. This series offers pumps ranging from 1.5 kW to 7.5 kW, allowing for the selection of optimal discharge volume and discharge pressure according to equipment planning, ensuring no waste. Additionally, the plunger and packing are cartridge-type, making it easy to replace the packing and valve block. 【Features】 ■ Ability to select optimal options without waste ■ Cartridge-type plunger and packing ■ Easy replacement of packing and valve block *For more details, please refer to the PDF document or feel free to contact us.

The "PH-0/PH-5" is a compact, tank-separated manual hydraulic pump that is easy to integrate into equipment. The discharge volume is 13.3cc per cycle for the "PH-0," which is suitable for light load operations, while the "PH-5" has one of the largest discharge volumes among manual pumps at 44cc per cycle. [Examples of Use] ◎ Auxiliary for electric pump units (gate devices, fire-fighting equipment) ◎ For driving manual lifters (cargo handling devices) and small hydraulic cylinders ◎ For valve switching operations ◎ For driving devices for disaster response, etc. *For more details, please refer to the materials. Feel free to contact us as well.

The "Easy Jack Ram Type" is a jack that performs return (retraction) using a spring or load. There is one port located at the bottom, and the oil sent from the pump through the hose returns to the pump's tank through the same hose. The pressure resistance is 98.0 MPa (1,000 kgf/cm²). 【Lineup】 ■ R5 Type ■ R10 Type ■ R20 Type ■ R30 Type ■ R50 Type ■ R70 Type *For more details, please refer to the PDF document or feel free to contact us.

The "Easy Jack Ram Type" is a jack that performs return (retraction) using hydraulic power. There is one port each at the top and bottom, and the oil sent from the pump and the oil returning from the jack to the tank pass through separate hoses. The pressure resistance is 98.0 MPa (1,000 kgf/cm²). 【Lineup】 ■ P5 Type ■ P10 Type ■ P20 Type ■ P30 Type ■ P50 Type ■ P100 Type ■ P200 Type *For more details, please refer to the PDF document or feel free to contact us.

The "Easy Valve and Piping Accessories" play a particularly important role in connecting the "Easy Hydraulic Pump" and "Easy Work Tools" to switch the hydraulic circuit. We offer a rich lineup, including the "Easy Four-Way Switching Valve," which operates smoothly and demonstrates excellent performance, as well as "Stop Valves" and "Fittings." 【Lineup (Excerpt)】 ■ Easy Four-Way Switching Valve ■ Easy Four-Way Solenoid Switching Valve ■ Easy Counterbalance Valve ■ Easy Pilot Operated Check Valve ■ Easy Push Button Switch *For more details, please refer to the PDF materials or feel free to contact us.

The "Easy Four-Way Switch Valve" is a rotary-type switching valve. The seal plunger adopts a pressure balance method, making operation light and demonstrating excellent performance. You can choose between a gasket type and a separate type for the body. 【Lineup】 ■DE-6C (Manual type, 6mm diameter) ■DE-8C (Manual type, 8mm diameter) ■DE-6F (Foot-operated) *For more details, please refer to the PDF materials or feel free to contact us.

The "PS700" is a high-pressure pressure switch for the "PM300." By installing this product, you can freely set the desired pressure from 8 to 68.6 MPa. Additionally, it can automatically stop when the pump pressure rises (while maintaining pressure) and can automatically restart the motor switch when the pressure drops, generating the specified pressure again. It helps protect the pump's lifespan and allows for safe use of Easy Power in applications that require prolonged pressure. 【Features】 ■ Freely set the desired pressure ■ Automatic stopping and restarting capabilities ■ Helps protect the pump's lifespan ■ Suitable for applications requiring prolonged pressure *For more details, please refer to the PDF document or feel free to contact us.

The "Easy High-Pressure Rubber Hose" is a special hose that has passed a pressure test of 117.6 MPa (1200 kgf/cm²), offering high safety and excellent flexibility. The attachment and detachment method can be easily performed using a coupler and a bag nut. Additionally, we can manufacture long hoses according to your specified dimensions. Please contact us for more information. *For more details, please refer to the PDF document or feel free to contact us.*

This product is a valve that not only precisely prevents the vibration of the gauge needle caused by fluid pulsation but also prevents the sudden drop of the needle due to rapid pressure release, completely preventing the destruction of the gauge function caused by these factors. It can be used at pressures ranging from 4.9 to 58.8 MPa (50 to 600 kgf/cm²), and the diameter size is 15A (PF1/2×1/2). 【Features】 ■ Precisely prevents the vibration of the gauge needle caused by fluid pulsation ■ Prevents the sudden drop of the needle due to rapid pressure release ■ Completely prevents the destruction of the gauge function *For more details, please refer to the PDF document or feel free to contact us.

Introducing the water pressure application examples of the hydraulic and water pressure tool brand "Easy," which features a series of hydraulic jacks, water pressure pumps, and more. The "Frameless Valve Pressure Testing Machine" is a device that conducts water pressure tests on the pressure resistance of flange-type shut-off valves, ball valves, or check valves, as well as the airtightness of the seats. It securely seals the flanges separately, ensuring that no compressive force is applied to the valve body, resulting in a very safe structure that is easy to handle. Additionally, it is widely applied in other devices such as the "Valve Airtightness Pressure Testing Machine" and the "Vent Pipe Water Pressure Testing Machine." *For more details, please refer to the PDF materials or feel free to contact us.*

Introducing examples of hydraulic applications from the brand "Easy," which offers a series of hydraulic and water pressure tools such as hydraulic jacks and water pressure pumps. The "Pipe End Forming Machine" is a device that can perform simultaneous forming on both ends of a pipe fixed at the central mold clamping section. The forming length can be adjusted with a spacer plate, allowing for flexible processing. Additionally, it is widely applied in other tools such as the "Pipe Expander" and the "Built-Up Material Distortion Correction Machine." *For more details, please refer to the PDF document or feel free to contact us.*

This document introduces "bending jigs (tooling) and technology" for pipe benders. It includes information such as "types of mandrels," an "overview of bending operations," and a "mandrel selection table." Please make use of this when using a pipe bender. [Contents (Excerpt)] ■ Types of mandrels ■ Overview of bending operations ■ Standard table for clamp die lengths ■ Calculation formula for plug mandrel extension ■ Material elongation and minimum bending radius for pipe outer diameter, etc. *For more details, please refer to the PDF document or feel free to contact us.

The "Easy Manual Hydraulic Pump Model PH-0" is a pump designed for separate tank placement. It has a discharge volume of 13.3cc per operation, making it suitable for light load operations. It can be used during power outages of electric pump units, or for auxiliary purposes (such as sluice gate devices, fire-fighting equipment), manual lifters (loading and transporting devices), driving small hydraulic cylinders, or for valve switching operations. 【Specifications】 ■ Plunger diameter: 22mm ■ Stroke: 35mm ■ Operating pressure: 9.8MPa (100kgf/cm²) ■ Force applied: 22kg at normal pressure ■ Discharge volume per operation: 13.3cc ■ Weight: approximately 10kg *For more details, please refer to the PDF document or feel free to contact us.

For "How to Choose Easy Products," please use the methods below. ■ Pump + Jack (Ram type or Piston type) = Device 1. Pressure × Area = Force 2. Discharge Volume ÷ Area = Speed *For more details, please refer to the PDF document or feel free to contact us.

Our company, which manufactures oil and water pressure application machinery, has standardized products such as electric hydraulic pumps, hydraulic jacks, and water pressure pumps to facilitate their use in oil and water pressure devices. These are featured under the "Easy Brand" lineup. Currently, we are offering a collection of case studies on the production of hydraulic and water pressure devices using the Easy Brand. You can view it immediately via PDF download. [Featured Devices (Partial Excerpt)] Hydraulic Devices - Pipe End Processing Machine (Beading) - Pipe Both Ends Reducing Machine Water Pressure Devices - Steel Pipe Hydrostatic Testing Machine - Frameless Valve Pressure Testing Machine *For more details, please refer to the materials or feel free to contact us.

The manual hydraulic pump 'PH-0/PH-5' is a compact pump that is easy to integrate into equipment due to its separate tank design. The discharge volume is 13.3cc per cycle for the 'PH-0', which is suitable for light load operations, while the 'PH-5' has one of the largest discharge volumes among manual pumps at 44cc per cycle. 【Examples of Use】 ◎ Auxiliary for electric pump units (sluice gate devices, fire-fighting equipment) ◎ For driving manual lifters (cargo handling devices) and small hydraulic cylinders ◎ For valve switching operations ◎ For driving devices for disaster response, etc. *For more details, please refer to the materials. Feel free to contact us with any inquiries.