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.
Hot Tags: astm a519 4140 tubing, China, manufacturers, suppliers, factory, price, Honing Seamless Steel Tube, Precision Honed Pipe, 4130 High Pressure Gas Tube, Precision Honed Tube, Chrome Plated Tubing Honed Tube, Turning rolls