DIN 1630 St 37.4 Seamless Round Carbon Steel Pipe
GNEE sells more than 1,500 tons of seamless and welded steel tubes to various engineering industries every year. Our goal is to ensure that our customers have the highest expectations for the delivery and product quality of ST37.4 DIN 1630 Seamless Steel Tube.
DIN 1630 St 37.4 (similar to JIS G3455) is a standard specification for non-alloy steel tubes designed to meet high performance carbon steel seamless tubes. The DIN 1630 St 37.4 Seamless Round Steel Tube manufacturing process usually includes raw material preparation, pre-treatment, heating, piercing/die forging, cooling, defect elimination, rolling and inspection packaging to strictly guarantee the quality of the steel tube.
The seamless construction of DIN 1630 St 37.4 round tubes ensures high tensile strength for high pressure and high stress applications and features smooth inner and outer surfaces to reduce friction and enhance flow characteristics.
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DIN 1630 Grade St 37-4 Properties
Chemical Properties
| Carbon | Silicon | Manganese | Phosphorous | Sulphur | Molybdenum | Nickel | Chromium | Copper | Others |
|---|---|---|---|---|---|---|---|---|---|
| max 0.17 | max 0.35 | max 0.35 | 0.04 | 0.04 | – | – | – | – | Al min 0.020 |
Equivalent Designation
| DIN | EN | BS | NFA | ASTM | ASME |
|---|---|---|---|---|---|
| DIN 1630 Grade St 37-4 | EN 10216.T1 Grade P235T2 | NFA 49.211 Grade TU E 220 | ASTM A 135 Grade A | ASME SA 135 Grade A | – |
DIN 1630 St 37.4 Hot Rolling pipe
Advantages of GNEE
GNEE pipes and tubes have a wide range of applications in many market sectors, including the oil and gas, petrochemical and construction industries. And we can offer different properties for different purposes (e.g. corrosion protection).
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4.Quality Control
The standardized production process, comprehensive management system, professional testing equipment Special material customization.
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