2Cr18Ni9 - GJB 2294-1995

Grade	2Cr18Ni9
Corresponding Standard	GJB 2294-1995 Specification for Stainless and Heat-Resisting Steel Bars for Aviation
Classification	Austenitic Stainless Steel
Properties	Corrosion Resistance Forgability Weldability

2Cr18Ni9 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Mo ^①	Ti ^①
Minimum Value	0.13	-	-	-	-	17	8	-	-
Maximum Value	0.21	0.8	2	0.035	0.025	19	10.5	0.3	0.5

① The allowable residual element content.

2Cr18Ni9 Mechanical Properties

condition	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Specified Plastic Yield Strength Rp_0.2 Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %	Hardness HBW	Impact Energy Absorption KV2 J
Steel Rod	Solid Solution Treatment					Negotiation between supply and demand parties
Sample d=25mm	Quenching or Solution Annealing ①	≥590	≥215	≥40	≥55		≥98

New and Old Grade Replacement List

2Cr18Ni9 Corresponding Standards(Same grade name, different standards)

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