ANSI 4130 4140 Cold Rolled Cold Draw Seamless Steel Tube for Drilling Pipe

With an international vision and global service capabilities, we strive to provide customers with cost-effective Pneumatic Cylinder Tube, Q345 Honed Burnished Seamless Steel Tube, seamless stator tube products. While enjoying the harvest of customers and the market, our company has formed and improved the lean production and total quality management system with our own characteristics in accordance with the quality management system standard. We have been innovating constantly according to the changes of industry and market and grow together with peers. We attach importance to the progress and development of technology, and continue to strengthen the scientific and technological team to meet the various requirements of customers, and our products have reached the international level. Our company has a good development thanks to the support and cooperation of friends from all walks of life. Honesty, quality and reciprocity are the cornerstone of our cooperation. We will meet new customers with products and services, return to old friends and work with you to create a better future.

1. Introduction

Hengtong Petrolic Machinery manufactures seamless steel tube for hydraulic cylinder, ready to hone tubes, honed tubes, skived and roller burnished tubes, chrome bar, piston rods, high-precision cold-drawn steel tubes and 4140 drilling tube, 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.

2. Product Details

Application: Used for drilling, down hole motor stator tubes.

Size : ID from 70mm to 250mm

Length : Depends on customer requirement.

Material : 4140

Delivery Condition: Cold drawn / Q+T

ID and OD Tolerance : Depends on customer requirement.

Brand : Hengtong

3. Size List

4.Packaging & Delivery

5. Our Advantages

a. Extensive Production Experience: We are specialized in honed tubes, skived tubes, cold drawn pipes, 4140 drilling tubes, and chrome bar with an experience of 20 years.

b. Complete Production Facilities: Owning cold drawn machine, skived and roller burnished machine, honing machine, precision centerless grinding machine, straightening machine, fine polishing machine, precision lathe, milling and drilling machine, roller press and other advanced equipments. Our technicians will do regular scheduled maintenance on these machines to guarantee them work well.

c. High Quality Raw Material: We mainly choose raw material from big steel factory, such as AN STEEL, TPCO, BAO STEEL, SHA STEEL, which are best and largest raw material manufacturer in China.

d. Strict Physical/Chemical Testing Procedures: Meeting the requirements of the product design and process, providing reliable testing data.

e. Short Delivery Time: Usually one container 20 days. We also stock some standard-sized tubes and bars.

f. Safe Packing: Anti-Rust oil be spread on tubes and bars before shipping, plastic caps on tube ends to protect inside surface, each bar be protected with cardboard tube.

We have been focusing on the production of ANSI 4130 4140 Cold Rolled Cold Draw Seamless Steel Tube for Drilling Pipe and pursuing the brand strategy. Our products are sold all over the world, the reliable quality assurance and enthusiastic after-sales service have enabled us to occupy the market. With the customer service concept of 'high-quality products, factory prices, and store services', we have continuously integrated supply chain production resources. With a good after-sales service system, we can solve various problems in after-sales service for customers.

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