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- The name :
DIN17175 Seamless Steam Boiler Steel Tubes
- Product Description
- Seamless Steam Boiler Steel Tubes DIN17175 Pressure Vessels and Boilers
Other Alloy Steel Grade: 14CrMo44, 10CrMo910, 14MoV63, X20CrMoV121 - Model : DIN17175
Previous : ASTM A335 Steel Tubes
Instruction
Seamless Steam Boiler Steel Tubes DIN17175 Pressure Vessels and Boilers
Seamless steel tubes for pressure purposes-Technical delivery conditions
Non-alloy steel tubes with specified elevated temperature properties
Applications: for pipelines of boilers industry, vessel equipment
Size range: O.D.:6-323mm W.T.:1-30mm L: according to customer requirement
Chemical composition
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Chemical composition |
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Steel grade |
C |
Si |
Mn |
P |
S |
Cr |
Mo |
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Steel name |
|
|
|
max |
max |
|
|
||
|
St35.8 |
0.17 |
0.10-0.35 |
0.40-0.80 |
0.003 |
0.003 |
/ |
/ |
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|
St45.8 |
0.21 |
0.10-0.35 |
0.40-1.20 |
0.003 |
0.003 |
/ |
/ |
||
|
15Mo3 |
0.12-0.20 |
0.10-0.35 |
0.40-0.80 |
0.003 |
0.003 |
/ |
0.25-0.35 |
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|
Note: Special steel grade is also available, according to customer request. |
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Mechanical properties |
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Steel Grade |
Tensile properties |
Tensil |
Elongation A min.% |
|
Mpa |
Mpa |
||
|
St35.8 |
≥235 |
350-480 |
≥25 |
|
St45.8 |
≥255 |
410-530 |
≥21 |
|
15Mo3 |
≥270 |
460-600 |
≥20 |
"Other Steel Grade:
14CrMo44, 10CrMo910, 14MoV63, X20CrMoV121"
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