We clearly recognize that technology must be continuously improved, otherwise our Honed Srb Hydraulic Tube, Honing Seamless Pipe, Precision Seamless Steel Honing Pipe will not be able to compete with other similar products. Our company not only does everything conscientiously, but also improves it timely, creates excellent product quality and considerate after-sales service. We are willing to cooperate with our colleagues at home and abroad with high quality products and excellent service for mutual benefit. Our company adopts modern and advanced sophisticated management methods and strictly implements the quality management system, which greatly reduces production costs.
1. Introduction
HENGTONG PETROLIC MACHINERY manufactures 4140 seamless tube and transmission roller steel pipes more than 20 Years.The 4140 seamless tube is much thick hot rolled alloy steel tubes, which goes through boring and milling to make sure uniform thickness.
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.Our services
1). Providing professional technical support.
2). Send the product catalog and instruction manual.
3). If you have any question PLS contact us online or send us email, we promise we will give you a reply at the first time!
4). Personal call or visit are warmly welcome.
Let us establish prosperous future hand in hand for AISI 4130 4140 4340 4330 Hot Rolled Alloy Seamless Steel Pipe Steel Tube. For products and services, we strictly carry out quality management to meet the needs of users, and strive to provide users with high-quality and perfect solutions. Although it has a long way to go, we will not stop our progress.
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