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Astm A106 Gr.B SMLS Pipe Carbon Steel Seamless Steel Pipe DIN 2391-2 St 37 Q235 St52 20cr

Basic Information
Place of Origin: China
Certification: ISO9001
Packaging Details: In Bundles, Woodenbox As Your Requirement
Detail Information
Name: Automobiles Cold Drawing Q235 45# St52 20cr Seamless High Quality Astm A106 Gr.B Smls Carbon Steel Pipe DIN2391 ST37.4 Keyword: Seamless Tube
OD. Range: 6mm To 114.3mm Wall Thickness: 1mm To 20mm
Standard: DIN2391, EN10305, EN10216, EN10210 Grade: SAE4140, 42CrMo4, CK45,E235C,ST35,20CrMo
Length: Max Length 12M Material: ASTM/AISI/SGCC/CGCC/TDC51DZM/TDC52DTS350GD/TS550GD/DX51D+Z Q195-q345
High Light:

Astm A106 smls pipe


DIN 2391-2 smls pipe


St52 carbon steel seamless steel pipe

Product Description

DIN 2391-2 St 37 Q235 45# St52 20cr Seamless Astm A106 Gr.B Smls Carbon Steel Pipe

Out Diameter

DIN 2391-2 Grade St 35 Carbon Steel Seamless Tubes are also known as mild steel pipes and tubes.DIN 2391-2 Grade St 35 Tubes, are low-cost Low Carbon Steel Tubes with max 017 % carbon content with combination of min 040 % manganese easy to form and shape .These pipes are manufactured as per DIN Specification and commercially referred as cs pipes or ms pipes.Low Carbon Steel Pipes are not as hard as hig carbon steel pipes,Though carburizing can increase its surface hardness.
Wall Thickness
1-12 meters
Heat exchanger,Liquid delivery,Structure,etc.

1.with plastic cap to protect both ends
2.plastic bag wrapped outside the pipe
3.bundles to be covered by polythene & strapped securely .
4.if require ,then pack into wooden box.
Delivery time
According to the quantity



Chemical Composition of DIN 2391-2 Grade St 37 Tubes


Standard Grade C Si Mn P max S max
DIN2391 St37 ≤0.17 ≤0.35 ≥0.35 0.04 0.04

Carbon Steel DIN 2391 ST37 Tubes Mechanical Properties


Cold drawn


Cold drawn(Soft) Cold Drawn and Stress Release Anneal Normalizing
  BK1 BKW1 (BKS) (GBK)1 (NBK)1
Grade Tensile Elongation Tensile Elongation Tensile Yield point Elongation Tensile Elongation Tensile Yield point Elongation
N/mm2 % N/mm2 % N/mm2 N/mm2 % N/mm2 % N/mm2 N/mm2 %
St37 480 6 420 10 420 315 14 315 25 350~480 235 25



Q: What product information must I provide before making a purchase?
Please provide the grade, width, thickness, and surface treatment requirements, as well as the quantities you require.

Q: What shipping ports are there?
We normally ship from Shanghai,Tianjin, Qingdao, and Ningbo ports

Q: Is it possible to send samples?
Of course, we offer free samples and express shipping to customers all over the world.

Q: Do you offer a service for customized products?
Yes, we can produce according to your specifications and drawings.

Q: Can I pay you a visit at your factory?
Customers from all around the world are welcome to visit our factory.

Q: Can you assist me in importing steel products for the first time?
Yes, we have shipping agent who will arrange the shipment with you.

Q: Do you have any MOQ limit for production?
We don’t have any MOQ limit. But as for our steel pipe product, we usually use container transport for lower freight. In the case of express delivery, high freight charges will be generated.

Q: Is it OK to print my logo on the product or the carton packing?
Yes. Please inform us formally before our production and confirm the design firstly based on our sample.

Q: How to pack the product?
The inner layer has a waterproof paper outer layer, iron packaging, and is fixed with a fumigated wooden pallet. It
can effectively protect products from corrosion during ocean transportatio

Contact Details

Whatsapp : +8613961408918