Special steel pipe
Description:
1\specification: GB/T3094-2000
2\Application: Mechanical, Textile, Medical Apparatus Industry and Structural purpose
3\Steel Grade: 10#; 20#; 45#; Q345/A~E
4\Size Range: OD: 20~200mm WT: 1~15mm Length: >=6m, Other material and size also can be supplied as per customer's requirement. Note: The cold drawn Special Shaped tubes are usually supplied in cold delivery condition, but without mechanical testing.
5\Chemical and mechanical properties:
Standards |
Steel Grade |
Chemical composition(%) |
Mechanical properties (heat treatment status) |
C |
Mn |
Si |
S |
P |
Cr |
Ni |
Cu |
Tensile strength |
Yield strength |
Elongation(%) |
GB/T3094-2000 |
10 |
0.07-0.13 |
0.35-0.65 |
0.17-0.37 |
≤ 0.035 |
≤ 0.035 |
≤ 0.15 |
≤ 0.30 |
≤ 0.25 |
≥ 335 |
≥ 205 |
≥ 24 |
20 |
0.17-0.23 |
0.35-0.65 |
0.17-0.37 |
≤ 0.035 |
≤ 0.035 |
≤ 0.25 |
≤ 0.30 |
≤ 0.25 |
≥ 390 |
≥ 245 |
≥ 20 |
35 |
0.32-0.39 |
0.50-0.80 |
0.17-0.37 |
≤ 0.035 |
≤ 0.035 |
≤ 0.25 |
≤ 0.30 |
≤ 0.25 |
≥ 510 |
≥ 305 |
≥ 17 |
45 |
0.42-0.50 |
0.50-0.80 |
0.17-0.37 |
≤ 0.035 |
≤ 0.035 |
≤ 0.25 |
≤ 0.30 |
≤ 0.25 |
≥ 590 |
≥ 335 |
≥ 14 |
Q345(A-E) |
≤ 0.20 |
1.00-1.60 |
≤ 0.55 |
≤ 0.035 |
≤ 0.035 |
-- |
-- |
-- |
≥ 510 |
≥ 345 |
≥ 21 |