DIN17175 St35.8/St45.8/15Mo3/13CrMo44/10CrMo910 Seamless Steel Tubes
Application
Boiler,Superheater, Condenser and Heat-exchanger
Size Range
OD:12.7-177.8 mm
WT:2-15 mm
Length: 3m-12m or according to your requirements
|
Standard |
Grade |
Chemical Composition% |
||||||
|
C |
Mn |
P |
S |
Si |
Cr |
Mo |
||
|
DIN17175 |
St35.8 |
≤0.17 |
0.40-1.30 |
0.040 |
0.04 |
0.1-0.35 |
|
|
|
St45.8 |
≤0.21 |
0.40-1.20 |
0.040 |
0.04 |
0.1-0.35 |
|
|
|
|
15Mo3 |
0.12-0.20 |
0.04-0.80 |
≤0.030 |
≤0.030 |
0.10-0.35 |
… |
0.25-0.35 |
|
|
13CrMo44 |
0.10-0.18 |
0.04-0.70 |
≤0.030 |
≤0.030 |
0.10-0.35 |
0.70-1.10 |
0.44-0.65 |
|
|
10CrMo910 |
0.08-0.15 |
0.04-0.70 |
≤0.030 |
≤0.030 |
≤0.50 |
2.00-2.50 |
0.90-1.20 |
|
|
Standard |
Grade |
Mechanical Properties |
||
|
Yield Strength(Mpa) |
Tensile Strength(Mpa) |
Elongation(%) |
||
|
DIN17175 |
St35.8 |
350-480 |
≥215 |
≥23 |
|
St45.8 |
410-530 |
≥235 |
≥19 |
|
|
15Mo3 |
450-600 |
≥270 |
≥20 |
|
|
13CrMo44 |
440-590 |
≥290 |
≥20 |
|
|
10CrMo910 |
450-600 |
≥280 |
≥18 |
|
Surface Treatment
Black painting, transparent oil etc
Chemical Composition Inspection,Mechanical Properties Test, Surfactsurfact and Dinmension Test, Non-destructive test, Hydrostatic Test.
Heat Treatment
Annealed & Normalized
Bundles, wooden cases or according to your requirements
ISO,PED,BV etc
