Active Member
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[China]
Address: Daqiao Developing Zone Haiyan,Zhejiang Province,China
Contact name:Richard
Torich International Limited |
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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
Size range: O.D.:6-323mm W.T.:1-30mm L: according to customer requirement
Chemical composition
Chemical composition | |||||||||
Steel grade | C | Si | Mn | P | S | Cr | Mo | ||
Steel name |
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| max | max |
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St35.8 | 0.17 | 0.10-0.35 | 0.40-0.80 | 0.003 | 0.003 | / | / | ||
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 | ||
Note: Special steel grade is also available, according to customer request. | |||||||||
Mechanical properties | |||
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
