DIN 1.0037 Annealed Tube and ST37 Seamless Pipe supplier in India
The DIN 2391 ST37 specification consists of carbon, phosphorus, sulfur, and nitrogen in its composition. The DIN 2391 ST37 Pipe is known for its strength and highly corrosion-resistant nature. We are one of the leading suppliers of DIN 2391 ST37 Pipe in India, and we always focus on producing quality ST37 Seamless Pipe. Clients can let us know their specific requirements when placing the order for the ST37 Tube, and we will customize it in terms of dimensions and shapes. The ST37 Seamless Steel Pipe comes with a minimum yield strength of 235 MPa, whereas its minimum tensile strength is 470 MPa. The ST 37 NBK Honed Tube can be processed using different methods like hot rolling, cold rolling, grinding, etc. Machining and forming operations can also be done on the ST37 Steel Material to get it processed.
We always use the best ST37.0 Piping Material for making our products; hence they are superior in quality. Also, we make sure to follow the standard industrial process for manufacturing 1.0037 Steel Smls Pipe. For example, the outer diameter of the ST37 S235 Cold Finished Tube is always within the range of 4mm to 60mm, as specified. Our DIN 1.0037 Annealed Tube has a wall thickness between 0.5mm to 8mm, and its length can go up to 6000mm.
We manufacture the DIN ST37 Seamless Tube with different schedules. Also, the Mild Steel ST 37 Seamless Steel Tubes possess some excellent mechanical properties like superior resistance to wear and tear, even in high-stress surroundings. The tough constructions and excellent mechanical properties of the ST37.8 Precision Steel Tube make it eligible to be used in industries like petrochemical, power generation, chemical, and many more. The ST37 DIN Seamless circular tubes also have high impact strength, and thus they can be used in highly stressful outdoor applications.
Being a leading manufacturer of DIN 2391 ST37 Carbon Steel Plain end seamless steel tubes, we use the latest technologies for the entire process. It helps the final product to be dimensionally accurate. Also, the DIN 2391 ST37.4 Steel pipes have to go through several tests which judge them on different parameters.
Clients who want efficient and fast deliveries of DIN 17100 St 37-2 Seamless Precision Steel Tubes at their doorstep can contact us. We offer worldwide shipping at the most affordable prices. Being one of the top stockists of DIN 17100 St 37-3 cold-drawn high precision seamless tube, we can also offer immediate deliveries for emergency requirements, provided we have the DIN 2391 St37.4 NBK Welded Tube in the customized form required by our esteemed clients.

Table of contents
Looking for a non-standard bore size? Stockist of 1.0037 Steel Smls Pipe and ST37 Tube in Mumbai



DIN 2391 ST37 Pipe Specifications
Standard | DIN 2391 |
Grade | ST37 |
Size | Outer diameter (4 To 190mm) x Wall thickness (0.5 To 15mm) |
Outer Dimensions | 4 To 6 mm |
Wall Thickness | 0.5 To 8 mm |
Length | maximum 6000mm |
ST 37 NBK Honed Tube and DIN 2391 St37.4 NBK Welded Tube exporter & supplier in Mumbai, also check extremely important ST37 Steel Material chemical compatibility and dimensions
Buy DIN 2391 ST37 Pipe in Indonesia, UK, Malaysia, Saudi Arabia, USA, Nigeria, UAE, Singapore, Qatar, Philippines, Germany, Australia, Korea, Vietnam at dealer price, ask for a free sample now!
ST 37 NBK Pipe Manufacturing Types






Many ST37 Steel Pipe retailer, stockist, stockholders, suppliers, wholesaler, distributors, dealers, importers, exporters, traders prefer to buy DIN 2391 ST37 material from Trident Steel and supply ST 37 NBK Pipes in their own countries with higher margins, so buy directly from Trident Steel to save your cost, contact us for a free quote !!!
DIN 2391 ST37 Pipe Price in India

Price : $680.00 / Ton

Price : $650.00 / Ton

Price : $1000.00 / Ton

Price : $400.00 / Ton

Price : $700.00 / Ton

Price : $500.00 / Ton
All Above Prices USD/ Ton | |||||||||||
Additional Price Factors | |||||||||||
Fix length Cost: 3% Extra | |||||||||||
Double Random ST37 Steel Pipe Length Cost : 3% Extra | |||||||||||
Inspection: EXTRA AS ACTUAL | |||||||||||
Minimum Order Quantity (MOQ): All small/ large quantity |
Only DIN 2391 ST37.4 Steel pipes and ST37 Seamless Steel Pipe suppliers in Mumbai have vast size range and wall thickness in our stockyard
ST37 Steel Pipe Types





















1.0037 Steel Seamless Pipe Types
Mild Steel ST37 S235 Cold Finished Tube and DIN 17100 St 37-2 Seamless Precision Steel Tubes stockist & supplier in India



DIN 1.0037 ERW Pipe Types



Mild Steel ST 37 Pipe for sale
Schedule 40 37 NBK Seamless Pipes | DIN 2391 ST37 CDW Pipes |
1IN NB 1.0037 Steel Pipes SCH 80 | ST37 Steel SMLS Pipes |
Mild Steel 37 Ptfe Lined Pipes | 8" 29mm DIN 1.0037 Material |
DIN 2391 37 Carbon Steel 10" Sch 160 Pipes | DIN 17100 37-2 Thick Wall Seamless Pipes |
Welded DIN 17100 37-3 Cold Drawn Pipes | DIN 2391 St37.4 NBK Schedule 40 Pipes |
DIN 2391 37 Welded Pipes | 12" Sch 140 Seamless 37 NBK Pipes |
37 Steel EFW Pipes | 1.0037 Steel ERW Pipes |
DIN 1.0037 Boiler Pipes | Mild Steel 37 12" 37mm WT Pipes |
12" sch 100 DIN 2391 37 Carbon Steel Seamless Pipes | DIN 17100 37-2 Sch 80 Pipes |
DIN 17100 37-3 Hot Dip Galvanized Pipes | ASME B36.10 DIN 2391 St37.4 NBK Bevelled SMLS Pipes |
Cold Drawn DIN 2391 37 Seamless Pipes | 12" SCH. STD 37 NBK Pipes SMLS BE |
Europe/ Japan/ USA make 37 Steel Pipes | 1.0037 Steel Pipes, SCH 160, PL END |
DIN 1.0037 Seam Welded Pipes | SCH XS Mild Steel 37 Pipes |
Saudi Aramco Approved DIN 2391 37 Carbon Steel Pipes | DIN 17100 37-2 Lined Pipes |
SCHED 20 DIN 17100 37-3 Boiler Seamless Pipes | Thick Wall DIN 2391 St37.4 NBK Pipes |
High Temperature DIN 2391 37 Pipes | ASME B36.10M 26” 37 NBK Seamless Pipes, BE END |
37 Steel Beveled End PCRMO ipe | 1.0037 Steel Sch. 80 200 DN 36 Pipes |
DIN 1.0037 Fabricated Pipes | Mild Steel 37 Round Pipes |
DIN 2391 37 Carbon Steel Square Pipes | DIN 17100 37-2 Epoxy Lined Pipes |
ST 37 NBK Pipe Tolerances
ST37 Steel Pipe OD tolerance
For ST37 Steel pipe over 10 inch as special OD tolerance pipe, the OD shall within vary +1% /-1%.
1.0037 Steel Pipe Thickness tolerance
DIN 1.0037 Pipe Length tolerance
For Mild Steel 37 Seamless and Welded pipe, if definite cut lengths are ordered, the length shall vary within -0mm / +6mm.
DIN 2391 ST37 Carbon Steel Pipe Weight tolerance
- For DIN 2391 37 pipes NPS 12 (DN300, 323.8mm) and under, the weight should vary within -3.5% / +10%.
- For 37 NBK pipes over NPS 12 (DN300, 323.8mm), the weight should vary within -5% / +10%.
- 37 Steel Pipes of NPS 4 (DN100, 114.3mm) and smaller sizes may be weighed in convenient lots; 1.0037 Steel pipe in sizes larger than NPS 4 should be weighed separately.
DIN 17100 St 37-2 Pipe Quantity tolerance
Normally DIN 2391 37 Pipe manufacturers take -10% to +10% tolerance, but Trident Steel keeps ±3% variation.
ST37 Steel Pipe Composition
Standard | Grade | Carbon | Silicon | Manganese | phosphorus | Sulfur |
DIN2391 | St37 | ≤0.17 | ≤0.35 | ≥0.35 | 0.04 | 0.04 |
DIN 2391 St37.4 NBK Pipe Mechanical Properties
Cold drawn(Mandatory) | 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 |
DIN 1.0037 Pipe Application
Mild Steel ST 37 Pipe Test Requirements

DIN 2391 ST37 Carbon Steel Pipe Different manufacturing processes

DIN 17100 St 37-2 Pipe Marking

Trident Steel also marks each bundle of DIN 2391 ST37 Pipe with plastic/ metal tags which includes:

DIN 17100 St 37-3 Pipe Coating Types


