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hebei yingpai
841391000
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Product Description
1.Material: Our API 7K Mud Pump Spare Parts Extension Rod is made from high-quality alloy, ensuring its durability and strength in the oilfield drilling industry. Its tough construction allows for efficient operation under challenging conditions.
2.API and ISO Certification: Suitable for various mud pump models (F, Nb, Pz, T, P, etc.), this extension rod meets both API and ISO standards, assuring users of its excellent performance and reliability.
3.Performance: The API 7K Mud Pump Spare Parts Extension Rod boasts high performance, making it ideal for oilfield drilling. Its precision CNC milling processing ensures accurate dimensions and smooth operation, reducing downtime and improving drilling efficiency.
4.Warranty: Our new, high-quality API 7K Mud Pump Spare Parts Extension Rod is backed by a 1-year warranty, providing peace of mind for both domestic and international customers. We also offer a warranty of 1 year for core components, specifically the engine.
5.Video Outgoing-Inspection and Machinery Test Report: To ensure our customers receive top-notch products, we provide video outgoing-inspection and a machinery test report for the API 7K Mud Pump Spare Parts Extension Rod. Our commitment to quality and transparency sets us apart from the competition.

1.material : 35CrMo
2.heat treatment
3.wear resistance
4.API certified, good quality
API certified mud pump parts piston rod
There material of piston rod is 45# steel or 35GrMo. It's used with piston together. And the size of core is included 1 5/8" and 1 1/2''.
Piston rods are forged using alloy steel.the intension of products is improved after heat treatment.
The surface of product is zincification,nickel-plate,and plating with decorating chrome.
After numerical control processing,the products can meet various demands of clients.
The pony rod is made of premium quality, heat treated alloy steel. The surface is Chrome plated and polished to mirror-like finish. The rod is precisely made and treated with excellent abrasion and corrosion resistance. it is Forged of quality alloy steel, and made via thermal refining, high frequency and chroming with high mechanical strength, shock resistance.
Yes. YP Petro accepts OEM/ODM orders based on customer drawings, technical specifications, or reverse-engineered samples. Our engineering team can confirm feasibility, recommend material upgrades, and provide quotations within 3-5 working days.
YP Petro manufactures power end components including extension rods, crossheads, crosshead pins, cross pin baffles, upper and lower guide plates, packing boxes, seal rings, and oil seal lips. We also supply crankshaft assemblies, gear sets, and connecting rods for major mud pump models.
In addition to cylinder liners, YP Petro supplies a complete range of fluid end parts, including pistons, piston rubber, valve bodies, valve seats, valve rubber, liner seals, cylinder head gaskets, valve cover seals, piston rods, clamp assemblies, valve covers, cylinder heads, flange heads, cylinder flanges, cylinder covers, and inhalation capsules. We also supply dampener diaphragms, pressure gauges, fittings, relief valves, and exhaust valves.
YP Petro cylinder liners are available in metric sizes from 100mm to 180mm and imperial sizes from 3" to 7.5" (including 3", 3.5", 4", 4.5", 5", 5.5", 6", 6.25", 6.5", 6.75", 7", 7.25", 7.5"). Custom sizes are available on request.
| Type | Inner Material | Hardness | Service Life | Best For |
| Bi-Metal | High-chromium cast iron | HRC 62 | 800h+ | General high-pressure, abrasive drilling |
| Ceramic | Al₂O₃ or Zirconia | HRC 80+ | 1500h+ | Extreme abrasion, high-sand formations |
| Chrome-Plated | Hard chrome coating | HRC 55 | 300-400h | Moderate conditions, budget operations |
| High-Frequency Quenching | Quenched alloy iron | HRC 50 | 200-300h | Light-duty, low-cost applications |