18Cr2Ni4W A52182 - GB /T 3077-2015

Grade	18Cr2Ni4W
China ISC	A52182
Corresponding Standard	GB /T 3077-2015 Alloy structure steels
Classification	Alloy Steel
Properties	Strength Hardness Quench Hardness Carburizing Ability
Density	7.94 g/cm³

18Cr2Ni4W Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	W
Minimum Value	0.13	0.17	0.3	-	-	1.35	4	-	-	0.8
Maximum Value	0.19	0.37	0.6	0.03	0.03	1.65	4.5	0.3	0.1	1.2

18Cr2Ni4W Mechanical Properties

diameter d mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %	Hardness HBW	Impact Energy Absorption KV2 J
d=15	Double Quenching and Tempering	≥1180	≥835	≥10	≥45	≤269	≥78

18Cr2Ni4W Corresponding Standards(Same grade name, different standards)

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