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China Factory-Made MTPM Reset Relief Valve: Reliable Oilfield Solution from Local Suppliers
Product Specifications
| Product model | MTRRV5K |
| Application | Provides overpressure protection at the discharge end of drilling mud pumps. |
| Valve type | Spring Reset Type Relief Valve |
| Working pressures | 5000 PSI (35MPa) |
| Temperature rating | -20°C to 120°C |
| Valve Body material | 35CrMo |
| Material of piston rubber and Cushion pad | Nitrile Rubber (NBR) |
| Service life | 5,000–10,000 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 report available | Bureau Veritas (BV), CCS, ABS, SJS etc. |
Product Features
The valve body is made from high-strength 35CrMo steel, offering reliable pressure resistance and long service life of up to 10,000 hours under standard drilling conditions.
Fully compatible with all Chinese mud pumps and overseas mud pumps, including BOMCO, LSNOV, HONGHUA, RONGSHENG, EMSCO, Southwest, Wirth and other American models. Connection types such as union, flange, or custom threaded ends can be specified for seamless replacement in international drilling field.
Patented technology with independent intellectual property rights, developed to eliminate long-standing dependence on expensive imported relief valves. Proven performance in China's oilfields with over 9,000 hours of complicated field operation.
Designed for ease of maintenance: The bonnet, spring, and internal seals can be replaced on-site without removing the valve body, minimizing downtime and reducing maintenance cost.
Manufactured under strict quality control, in full compliance with API Q1 and ISO 9001 management systems, ensuring consistent quality and traceability.
OEM Equivalent / Compatible Product Part Numbers
Contact for more details about the Reset Relief valves which used for HONGHUA, RG, RONGSHENG, EMSCO, LSNOV and other American pumps
All product names, trademarks, and part numbers are used for identification purposes only and are the property of their respective owners. We are an authorized and recognized supplier, if you are looking for specific mud pump safety valve part numbers, please contact our sales team for detailed references or technical support.
Product Details
Frequently Asked Questions
QWhat is the MTRRV5K Spring Reset Relief Valve used for?
The MTRRV5K is designed to provide overpressure protection at the discharge end of drilling mud pumps. When system pressure exceeds the rated limit, the spring-loaded valve opens to release excess pressure and automatically resets, ensuring continuous safe operation.
QWhat is the maximum working pressure this relief valve can handle?
The MTRRV5K is rated for a maximum working pressure of 5,000 PSI (35 MPa), making it suitable for high-pressure oilfield drilling operations.
QWhich mud pump brands is the MTRRV5K compatible with?
It is fully compatible with a wide range of Chinese and international mud pumps, including BOMCO, LSNOV, HONGHUA, RONGSHENG, EMSCO, Southwest, Wirth, and other American models. Custom connection types — union, flange, or threaded ends — can be arranged upon request.
QWhat types of drilling fluids is this valve compatible with?
The MTRRV5K is designed to handle water-based, oil-based, and highly corrosive drilling fluids commonly used in oilfield operations. Its NBR (Nitrile Rubber) piston seals and cushion pad provide reliable compatibility across all these fluid types.
QCan the valve be maintained on-site without removing the valve body?
Yes. The MTRRV5K is specifically engineered for on-site serviceability — the bonnet, spring, and internal seals can all be replaced without removing the valve body from the pipeline, significantly reducing downtime and total maintenance cost.
QIs third-party inspection certification available for this product?
Yes. Third-party witness inspection reports are available from internationally recognized certification bodies including Bureau Veritas (BV), CCS, ABS, and SJS, providing full traceability and compliance documentation to support procurement requirements.