ZG28CrMnSiNi2 - HB 5001-1992

Grade	ZG28CrMnSiNi2
Corresponding Standard	HB 5001-1992 Technical Standards for Structural Steel Investment Castings
Classification	Cast Steel

ZG28CrMnSiNi2 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	W	V	Al
Minimum Value	0.26	0.4	0.7	-	-	1	2	-	-	-	-	-
Maximum Value	0.3	0.8	1	0.025	0.025	1.3	2.4	0.3	0.2	0.4	0.2	0.05

ZG28CrMnSiNi2 Mechanical Properties

test	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
sample	900±10°C Heating, Isothermal Quenching at 180°C, 200~250°C Tempering	≥1470	≥1080	≥9	≥30	HB indentation diameter mm: 3.00~2.75	≥39

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