One Year
One Year
Seamless
Hot Rolled
Carbon Steel
Hot Rolling, Heat Treatment
Pipeline Transport, Machinery Industry, Chemical Industry, Construction & Decoration, Special Purpose
Round
21.3mm~914.4mm
2.11mm~50mm
6meters, 9meters, 12meters, Random Length
Bare Pipe, Anti-Rust Painting
Iron&steel
Standard Seaworthy Packing
DIN1629/DIN2448
China
73041920
Product Description
Seamless Steel Pipe
GB/T 8162,8163, ASTM A106, API 5L DIN1629/DIN2448
Hot rolling/cold rolling steel pipe

Chemical composition
Physical properties
10 Thousands tons of pipe keep in stock all year round




Advanced factory workshop guarantee at least 2000 tons delivery every month.



GB/T 8162,8163, ASTM A106, API 5L DIN1629/DIN2448
Hot rolling/cold rolling steel pipe



Steel Grade | R, Skilled steel/ RR, Full Skilled steel | Chemical Composition | |||
C | P | S | N | ||
Maximum | |||||
ST37.0 | R | 0.17 | 0.04 | 0.04 | 0.009 |
ST44.0 | R | 0.21 | 0.04 | 0.04 | 0.009 |
ST52.0 | RR | 0.22 | 0.04 | 0.035 | - |
Steel grade | Yield strength at bellowing thickness scope (mm) | Tensile Strength N/mm2 | Elongation | |||||
≤16 | >16≤40 | >40≤65 | Length way | Cross way | ||||
N/mm2 Minimum | % Minimum | |||||||
ST37.0 | 235 | 225 | 215 | 350~480 | 25 | 23 | ||
ST44.0 | 275 | 265 | 255 | 420~550 | 21 | 19 | ||
ST52.0 | 355 | 345 | 335 | 500~650 | 21 | 19 |





Advanced factory workshop guarantee at least 2000 tons delivery every month.


