We have strong technical force that can be timely, quality, quantity supply, to provide clients with the best quality Tube Welding Positioner, Pipe Welding Positioners, Hydraulic Cylinder Bar and service. We constantly improve and practice our great mission to ensure that customers can get high-quality, high safety, high energy-saving products and related services. We hope that through our cooperation with excellent manufacturers, we can produce and develop better products, thus benefiting every valued customer. We take 'people-oriented, professional manufacturing' as our work philosophy, and pay more attention to the outstanding advantages of products in terms of safety, reliability and energy saving.
Cold Drawn Seamless Tube Introduction
WUXI HENGTONG PETROLIC MACHINERY manufactures Cold Drawn Seamless Tubes, ready to hone tubes, honed tubes, skived and roller burnished tubes, chrome bar, piston rods and high-precision cold-drawn steel tubes, 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.
Cold Drawn Seamless Tube Details
Standard: ASTM, DIN, according to EN10305-1/DIN2391
Standard2: ASTM A106-2006, DIN 2391
Grade Group: 10#-45#, 16Mn, Q195-Q345, ST35-ST52
Grade: 20#, 45#, 16Mn, Q345, St52
Thickness: 5 - 30 mm
Section Shape: Round
Outer Diameter(Round): 50 - 400 mm
Place of Origin: Jiangsu, China (Mainland)
Secondary Or Not: Non-secondary
Application: Hydraulic Pipe
Technique: Cold Drawn
Alloy Or Not: Non-alloy
Name: Cold drawn pipe and rod type hydraulic cylinder tubes DIN2391 ST52
Brand: Hengtong
Type: seamless
Process: cold drawn ,honing,skiving and rolling
Length: ≤12mm
ID sizes: 40-400mm
ID tolerance: H8
Roughness: 0.2-0.4
Condition: BK+S/SR
Our Advantages
a. Extensive production experience: we are specialized in honed tubes, skived tubes, cold drawn pipe, 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.
Packaging & Delivery
Packaging Details | in bundle, with plastic caps,anti-rusted oiled, with woven bags |

We are committed to provide Cold Drawn Seamless DIN 17175 15mo3 Alloy Steel Tube that is reliable and simple to use relying on our scientific and process management, as well as continuous innovation and improvement. Our factor regards customer demand as the core orientation, and always leads the development of the industry with continuous innovation. We continue to optimize human resources, strictly conduct company management, improve product quality, strive to open up the market, and increase R&D investment so that our company can achieve sustainable and rapid development.






































