Our products are exported for the USA, the UK and so on, enjoying a fantastic status among the clients for External Chrome Plated Honed Tube, Hydraulic Chrome Plated Honed Steel Tube, Q345 Honed Burnished Seamless Steel Tube. With our team of trained professionals, we are always ready to help you. We are committed to every customer by devoting our best thinking and actions to serve you in ways that help you grow and prosper. We will continue to enrich and improve our product line in order to provide better service and meet market demand, and gradually move towards a diversified corporate path.
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.
We are dedicated to manufacturing Seamless Mechanical AISI 4140 Tubing with the principle of 'the Best quality, the lowest price and the promptest delivery'. We warmly welcome our customers from home and abroad to visit us ! Please feel free to contact us! Warmly welcome to join us, let's innovation collectively, to flying dream. We adhere to the corporate development philosophy of 'learning from others and infinitely growth'.
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