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Thickness | C max | Si max | Mn max | P max | S max | Cu max | Ni max | Ti max | V max |
t≤25 | 0.24 | 0.55 | 0.70-1.60 | 0.025 | 0.020 | 0.40 | 0.50 | 0.03 | 0.06 |
25<t≤50 | 0.27 | ||||||||
50<t≤3100 | 0.29 | ||||||||
100<t≤200 | 0.30 |
Grade | Yield strength ReH MPa min | Tensile strength Rm MPa | Elongation A% min |
SB410 | 225 | 410-550 | 21 |
Others steel grades steel plate for pressure vessel and boiler equipment in the standard JIS G3103:
SB450 pressure vessel and boiler steel plates,
SB480 pressure vessel and boiler steel plates,
SB450M pressure vessel and boiler steel plates,
SB480M pressure vessel and boiler steel plates,