gnee pipe team
DIN 1629 St44 seamless pipe is a seamless steel pipe produced in accordance with German Industrial Standard (DIN) and is mainly used for fluid transportation and structural applications under high pressure and high temperature conditions.
The chemical composition of DIN 1629 St44 seamless carbon steel pipe mainly includes carbon content of 0.21%, silicon content of 0.35%, manganese content of 1.50%, sulfur content of 0.040%, phosphorus content of 0.040%, chromium content The content of nickel is 0.20%, the content of copper is 0.30%, the content of molybdenum is 0.08%, and the content of aluminum is 0.020%.
DIN 1629 St44 seamless structural pipes are widely used in various high-pressure and high-temperature fluid transportation systems, such as oil and gas pipelines, boilers and thermal systems. At the same time, it is also used to manufacture various structural and mechanical parts, such as bridges, building structures and chemical equipment.
Chemical composition:
Standard |
Grade | Chemical Composition(%)(max) | Mechanical Properties | |||||||||
| C | Si | Mn | P | S | Cr | TS (Mpa) | YS(Mpa) | Elongation(%) | ||||
| DIN1629 | St37.0 | 0.17 | / | / | 0.04 | 0.04 | / | 350-480 | 235min | 25min | ||
| St44.0 | 0.21 | / | / | 0.04 | 0.04 | / | 420-550 | 255min | 21min | |||
DIN1629 ST44 Structural Steel Pipe
Equivalent Designation
| DIN | EN | BS | NFA | ASTM | ASME |
|---|---|---|---|---|---|
| DIN 1629 Grade St 44-0 | EN 10216.1 Grade P275T1 | NFA 49.210 49.112 Grade TU 42 B TU E 235 A | ASTM SA 53 Grade B | ASME SA 53 Grade B | – |
Gnee Steel Co., Ltd. is a professional steel company integrating R&D, manufacturing, sales and service. The annual export volume is more than 50,000 tons, and the factory covers an area of about 50,000 square meters. The warehouse covers an area of approximately 20,000 square meters.
Gnee Company Team
FAQ
1.Q.Why choose you?
A.Firstly quality, secondly price, we can give you both. Our service formula: good quality + good price + good service = customer's trust.
2. Q: What services do you provide?
A: Customized service for each customer, please feel free to contact us!
3.Q.Do you have quality control?
A.Yes, we have got BV.SGS certification.
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