18Cr2Ni4W - JB /T 6396-2006

Grade	18Cr2Ni4W
Corresponding Standard	JB /T 6396-2006 Specification for the heavy alloy structural steel forings
Classification	Alloy Steel

18Cr2Ni4W Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	W
Minimum Value	0.13	0.17	0.3	-	-	1.35	4	-	0.8
Maximum Value	0.19	0.37	0.6	0.035	0.035	1.65	4.5	0.2	1.2

18Cr2Ni4W Mechanical Properties

	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
≤80	Quenching + Tempering	≥1180	≥835	≥10	≥45	≥350	≥78
81~100	Quenching + Tempering	≥1180	≥835	≥9	≥40	≥350	≥74
101~150	Quenching + Tempering	≥1180	≥835	≥8	≥35	≥350	≥70
151~250	Quenching + Tempering	≥1180	≥835	≥7	≥30	≥350	≥66

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

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