DIN 1629 Seamless Steel Pipe
Classification :
Keywords:
Carbon Steel Pipe
PRODUCT DETAILS
DIN 1629 Seamless Steel Pipe Description
DIN 1629 seamless steel pipe its main grades are St37.0, St44.0, St52.0, DIN 1629. Generally, the DIN 1629 standard is not limited to the working pressure value, and the working temperature is limited to below 300 ℃.
Product Parameters
|
Product Name |
DIN 1629 Seamless Steel Pipe |
|
|
Standard |
EN/DIN/JIS/ASTM/BS/ASME/AISI etc. |
|
|
Outer Diameter |
Seamless: 1/4"-36" |
Welding: 21.3mm-3620mm |
|
Round Tube: 1/2"-10" |
Square Tube/Rectangular Tube: 15x15mm-400x600mm |
|
|
Wall Thickness |
Seamless: 1.25mm-50mm |
Welding: 1.65mm-65mm |
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Length |
3-12 meters, Support customization |
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|
Surface Process |
Bright, Polished, Black |
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|
Other Services |
Machining(cnc), Centerless Grinding(cg), Heat Treatment, Annealing, Pickling, Polishing, Rolling, Forging, Cutting, Bending, Small Machining, etc. |
|
Chemical Composition
|
Grade |
Materials No. |
Deoxidation Yype |
C |
P |
S |
N¹) |
|
St37 |
1.0254 |
R |
0.17 |
0.040 |
0.040 |
0.009 ²) |
|
St44 |
1.0255 |
R |
0.21 |
0.040 |
0.040 |
0.009 ²) |
|
St52 |
1.0421 |
RR |
0.22 |
0.040 |
0.035 |
- |
Mechanical Properties
|
DIN 1629 |
Yield Strength(Wall Thickness/mm) |
Tensile Strength N/² mm |
Elongation(%) A5 |
||||
|
Grade |
Material No. |
<16 |
16-40 |
40-65 |
Vertical |
Transverse |
|
|
St37 |
1.0254 |
235 |
225 |
216 |
350²) to 480 |
25 |
23 |
|
St44 |
1.0256 |
275 |
265 ¹) |
255 ¹) |
420²) to 550 |
21 |
19 |
|
St52 |
1.0421 |
355 |
345 |
335 |
500²) to 650 |
21 |
19 |
Scope of Application
Seamless steel pipe applications are: chemical plants, vessels, pipeline engineering and general mechanical engineering.
PACKING AND DELIVERY
The products were exported to more than 30 countries, including Africa, Sri Lanka, Turkey, Vietnam, Laos, Brazil, Thailand, the Middle East, the United Arab Emperor, Morocco, Morocco, Spain, the United States, New Zealand, Iran, Iran, etc.

FACTORY APPEARANCE
The company has advanced production equipment and technical strength, adopts internationally advanced production technology and quality control system to ensure that each batch of steel can meet or exceed international standards. Equipped with a complete product production line, the main equipment includes cutting machines, bending machines, punching machines, water jet cutting machines, polishing machines, plate cutting machines, wire drawing machines, etc.
APPLICATION AREAS
Our products are complete in variety, sufficient in stock, of excellent quality, low in price and considerate in service. At the same time, we are also the designated supplier of many large enterprises, providing steel for major project renovations in many countries.
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