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SGV450 steel Plate

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Product: Hot rolled carbon steels plates used for pressure vessels for intermediate and moderate temperature services.
SGV450 steel standard : JIS G3118
SGV450 steel plate application thickness: Not more than 12.5-200mm
SGV450 steel plate usually delivery condition: AS(as rolled), N( Normalized), TMPC Thermomechanically, QT(Quenched & Tempered)

SGV450 pressure vessel steel chemical composition %

Grade   C max Si Mn P max S max
SGV450 t≤12.5 0.24 0.15-0.40 0.85-1.20 0.030 0.030
12.5<t≤50 0.26
50<t≤100 0.28
100<t≤200 0.29

SGV450 pressure vessel steel Mechanical properties
Grade Yield strength ReH MPa min Tensile strength Rm MPa Elongation A% min
SGV450 245 450-540 19

SGV450 steel plate Maximum carbon equivalent value (CEV) based on case analysis:
Grade CEV max for nominal thickness t in mm
t≤50 50<t≤100
SGV450 0.38 0.40

SGV450 steel plate chemical composition susceptible to weld crack max %
Grade WCS max for nominal thickness t in mm
t≤50 50<t≤100
SGV450 0.23 0.25


JOIN-WIN STEEL keeps enough quantity SGV450 steel in stock each month. We can meet our customer’s further process request like : cutting ( any size and any shape ) drilling, welding, milling, machining and steel structure.

Others steel grades steel plate for pressure vessel and boiler equipment in the standard JIS G3118:
SGV410 pressure vessel and boiler steel plates,
SGV480 pressure vessel and boiler steel plates,

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