Buy JA3 Shear Relief Safety Valve for Mud pump Manufacturer, Factories

1 / 4

Buy JA3 Shear Relief Safety Valve for Mud pump Manufacturer, Factories

High-strength valvebody made of 35CrMo steel, ensuring excellent pressure resistance and long-term durability under harsh drilling conditions.

Compatibility with all Chinese mud pump models, including BOMCO, LS(LSNOV), and QFseries.

Flexible connection options available upon request, including hammer union, flangeadapter, or various threaded end types, to ensure full interchangeability in international drilling sites.

Reliable overpressure protection through shear pin design, effectively preventing damage to the pump system during abnormal pressure spikes.

Send Inquiry

Product Description

📊

Product Specifications

Product model	JA 3
Application	Used on Drilling mud pump discharge end to prevent damage from overpressure
Valve type	Shear Pin Type Relief Valve
Working pressures	5000 PSI (35MPa)
Temperature rating	-20°C to 120°C
Valve Body material	35CrMo (4135)
Material of piston rubber and Cushion pad	Nitrile Rubber (NBR)
Service life	1,000–2,000 hours under normal operating conditions
Standard	Produced under API Q1 / ISO 9001 quality management system
Applicable Fluids	Designed to operate with both water-based, oil-based and highly corrosive drilling fluids commonly used in oilfield drilling operations
Third party witness and inspection	Bureau Veritas (BV), CCS, ABS, SJS etc.

⚙️

OEM Equivalent / Compatible Product Part Numbers

Valve bodies are manufactured in full accordance with original drawings and are directly interchangeable with the following part numbers.

OEM Brand	Pump Models	Compatible Part Numbers
BOMCO	F500	AH33003-00 / AH0000060100 AH33007-00 / AH0000060200
	F800 / F1000
	F1300 / F1600

All product names, trademarks, and part numbers are used for identification purposes only and are the property of their respective owners.

🖼️

Product Details Gallery

❓

Frequently Asked Questions

What is the primary function of the JA 3 relief valve?

The JA 3 shear pin type relief valve is installed on the discharge end of drilling mud pumps to protect the system from damage caused by overpressure.

What is the maximum pressure rating for this valve?

The JA 3 relief valve is designed for a working pressure of 5000 PSI (35MPa).

Is this valve compatible with corrosive drilling fluids?

Yes, it is specifically designed to operate effectively with water-based, oil-based, and highly corrosive drilling fluids commonly found in oilfield operations.

What materials are used in its construction?

The valve body is made from high-strength 35CrMo (4135) steel, while the piston rubber and cushion pads are made from durable Nitrile Rubber (NBR).

Does the product meet international quality standards?

Yes, the valves are produced under API Q1 and ISO 9001 quality management systems. Third-party inspection reports from BV, CCS, and ABS are also available.

What is the expected service life of the JA 3 valve?

Under normal operating conditions, the valve typically provides a service life of 1,000 to 2,000 hours.