GS270 1.0454 - ISO 14737-2021

Grade	GS270
ISO Numeric Designation	1.0454
Corresponding Standard	ISO 14737-2021 Carbon and Low Alloy Cast Steels for General Applications
Classification	Cast Steel

GS270 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	V	More
Minimum Value	-	-	-	-	-	-	-	-	-	-	Cr+Mo+Ni+V+Cu: ≤1.00%
Maximum Value	0.24	0.6	1.3	0.03	0.025	0.3	0.4	0.3	0.12	0.03	Cr+Mo+Ni+V+Cu: ≤1.00%

GS270 Mechanical Properties

thickness t mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Specified Plastic Yield Strength Rp_0.2 Mpa	Elongation or Extension Rate δ %	Impact Energy Absorption KV2 J
t≤100	+N (Normalise)，900~980℃	480~630	≥270	≥18	≥27

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