In the future, we hope to continue to provide customers with the best and most innovative Welding Rotator, Steel Honed Tube, drilling stator tube and continue to create new brilliance. We have rich experience in customer support. Our company has strong strength, pays attention to credit, abides by the contract, guarantees the product quality, and wins the trust of the majority of customers with the principle of multi variety operation characteristics and small profits and quick turnover. We supply an amazing selection of high-quality merchandise.
1. Introduction
HENGTONG PETROLIC MACHINERY manufactures 4140 Alloy Steel Tubes and transmission roller steel pipes more than 20 Years.The 4140 Alloy Steel Tubes 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). Where to buy our products for one year warranty and life long maintenance.
2). 24-hour telephone service.
3). A large stock of components and parts, easily-worn parts.
We purpose at the achievement of a richer mind and body as well as the living for ASTM A519 P22/P91/T11/4140 Seamless Alloy Steel Tube. Our business philosophy is to add value to customer development and company employees. We adhere to the customer first and insist on modesty, honesty and diligence.
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