SB450,SB 450,JIS G3103 SB450 STEEL PLATE

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SB450,SB 450,JIS G3103 SB450 STEEL PLATE
Unitedsteel mill produce super thickness plate for JIS G3103 specifies the hot rolled steel plates of carbon steel and molybdenum alloy steel to be used for boilers and pressure vessels, excepting those to be used at room and cold temperatures. This standard covers steel SB410, SB450, SB480, SB450M and SB480M.These plates are widely used in the fabrication of boilers and pressure vessels in industries such as petrochemical and manufacturing.
SB450 Chemical Composition
Grade The Element Max (%)
C Si Mn P S Mo
SB450 0.28-0.31  
0.15 -0.40
0.90 0.030 0.030  
Grade SB450 Mechanical Property
Thickness Yield Tensile Elongation
SB450 mm Min Mpa Mpa Min  %
t≦25 245 450-590 19
25<t≦50 245 450-590 23
Equivalent steel grade of SB450
Europe Belgium Germany France Italy Sweden India Japan USA
P296 GH D 47-1,2, E47-1,2 A St 45, 17 Mn 4, St E 315 A 48 CP,AP,FP Fe 460-1-KW SS 21.01.01   SPV 315 A 515 gr.55
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