With reliable quality process, good reputation and perfect customer service, the series of products produced by our company are exported to many countries and regions for Steel Tube Couplings, 1020 Cold Drawn Pipe, Cold Drawn Carbon Seamless Steel Pipe. After several years of ups and downs, we have accumulated rich experience in industry operation and management. We follow the standard requirements of 'professionalism, classicism and quality', and are well received and praised by customers with excellent service. We have a professional international trade team. Mainly do wholesale, so we have the most competitive price, but highest quality. Our company provides customers with full care services to meet the requirements of production, processing, customization, purchasing, after-sales, etc., saving costs for customers and solving customer needs.
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.
Quality is our ultimate goal, we are committed to become a reliable supplier for ASTM A519 4135 4140 Alloy Mechanical Seamless Steel Tube for Machinery Industry and achieve a win-win situation. We always adhere to product upgrades and technological innovation, and are committed to letting customers at home and abroad enjoy better products and services. We uphold the corporate philosophy of 'integrity, enterprising, and collaboration', to continuously increase the company's investment in infrastructure and other hardware devices.
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