We strive to implement the business philosophy of 'determining the needs of customers as the starting point and satisfying the needs of customers as the end point' throughout our work. All employees of our factory will help you to succeed with first-class Honed Tube For Hydraulic Cylinder, Chrome Plated Bar For Hydraulic Cylinder, L Type Welding Positioner, thoughtful service and low prices! We use scientific and effective management mechanism to stimulate the vitality of enterprises, realize the business philosophy of 'customer first, integrity and compliance, pursuit of quality and perfection', and sincerely look forward to cooperating with you in the future. We have developed large markets in many countries all over the world. We will source top quality goods using the really aggressive selling price. Till now, the merchandise list has been updated on a regular basis and attracted customers from around the globe.
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.
We strictly control the quality of Mechanical Tube ASTM A519 Gr. 4140 Seamless Alloy Steel Tube. There is no position in front of the quality and everyone is equal. Moreover, it's our honest and sincerity, which help us always be clients' first choice. Our vision is to strengthen the awareness of quality service, establish a reputation and high-efficiency brand and improve our team spirit.
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