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boiler pipe
OD.:2-820mm Wall-thickness:1-60mm
Main steel grade: St35.8,St45.8,15Mo3,13CrMo44,10CrMo910
Mechanical Properties:Standard | Steel Grade | Tensile Strength(MPa) | Yield Point(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 |
Standard | Steel Grade | Chemical Coposition | |||||
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 | |
boiler pipe
boiler pipe
