The performance of Cold Drawn Bright Seamless Stator Tube, Precision Seamless Steel Honing Tube, rotary table has reached the advanced level of similar products at home and abroad. A set of scientific management system, exquisite production technology and excellent manufacturing equipment have established the high standard of product quality of our company, which makes us develop in continuous improvement. We insist on a meticulous and complete pre-sale, sale, and after-sales service system to ensure that you get thoughtful service. While we are putting quality first, we have also been providing honest service. For many years, we have been committed to customer satisfaction and strive to build our enterprise with our integrity and sincerity. Our company has established a set of strict quality assurance system from design, development, production, manufacturing to service.
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.
At present, we have become a professional manufacturer and distributor of SAE 1045 SAE 4130 AISI 4130 SAE 4140 AISI 4140 SAE 4145 AISI 4145 SAE 4340 AISI 4340cold .... We strive to achieve the common development of the company and society, and help each other on the road of development to achieve a win-win goal. Since the inception of our company, we have always embraced the corporate philosophy of professional management and first-class quality.
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