1.Standard:DIN17175
2. Grade:St35.8 ST37.0 St45.8 St52.0
3.OD:102-870mm
4WT:1.65-40mm
5.Lenth;4-12m
DIN17175 Grade:St35.8 St45.8 Seamless Steel Tube
1.Standard:DIN17175
2. Grade:St35.8 ST37.0 St45.8 St52.0
3.OD:10.2-870mm
4.WT:1.65-40mm
5.Chemical composition and mechanical properties
standard |
material |
Chemical composition |
|||||
C |
Si |
Mn |
P,S |
Cr |
Mo |
||
DIN 17175 |
St35.8 |
≤0.17 |
0.10-0.35 |
0.40-0.80 |
≤0.030 |
/ |
/ |
St45.8 |
≤0.21 |
0.10-0.35 |
0.40-1.20 |
≤0.030 |
/ |
/ |
|
15Mo3 |
0.12-0.20 |
0.10-0.35 |
0.40-0.80 |
≤0.030 |
/ |
0.25-0.35 |
|
13CrMo44 |
0.10-0.18 |
0.10-0.35 |
0.40-0.70 |
≤0.030 |
0.70-1.10 |
0.45-0.65 |
|
10CrMo910 |
0.08-0.15 |
≤0.50 |
0.40-0.70 |
≤0.030 |
2.00-2.50 |
0.90-1.20 |
|
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standard |
material |
Tensile Strength (MPa) |
Yield Strength (MPa) |
Elongation(%) |
|
|
|
DIN 17175 |
St35.8 |
360-480 |
≥235 |
≥25 |
|
|
|
St45.8 |
410-530 |
≥255 |
≥21 |
|
|
|
|
15Mo3 |
450-600 |
≥270 |
≥20 |
|
|
|
|
13CrMo44 |
440-590 |
≥290 |
≥20 |
|
|
|
|
10CrMo910 |
450-600 |
≥280 |
≥18 |
|
|
|