We have been engaged in the Induction Chrome Plated Bar, Hydraulic Cylinder Pipes, Srb Honed Tube industry for a long time, and has accumulated a lot of service experience. We believe that perfection begins with the pursuit of excellence. We strive to forge ahead, strive for development, persist in efforts and continuously improve. We just want to do better. We hope that our company will continue to grow, build a competitive brand and promote our company's sustainable development.
1. Introduction
HENGTONG PETROLIC MACHINERY manufactures high-precision cold-drawn steel tubes, which are mainly used for producing of hydraulic/ pneumatic cylinders, pumps, motor shells, transmission shafts, ASTM A519 4140 tubing and transmission roller steel pipes more than 20 Years.
2. Product Details
Application: Used for drilling, downhole motor, mud motor
Size : ID from 70mm to 300mm
Length : Depends on customer requirement.
Material : 4140 / 42CrMo
Delivery Condition: hot rolled + boring and milling
ID and OD Tolerance : Depends on customer requirement.
Brand : Hengtong
3.Size List
4.About HENGTONG
We are well-equipped with 300 ton, 150 ton, 65 ton, 20 ton of cold drawing machine,9 meters CNC boring machines, 20 sets honing machines , one set furnace and advanced quality testing equipment, which combine cold drawn, cold-rolled, heat treatment and traditional machining process.
With our advanced equipment and exquisite workmanship, we focus on the development and production of ASTM A519 AISI 4140 Cold Drawn Seamless Mechanical Tubing through continuous practice and innovation. We have our own team of engineers and technicians who use free equipment to maintain high efficiency and flexibility in manufacturing. What is good price? We provide customers with factory price.
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