12Cr17Mn9Ni4N 1Cr17Mn9Ni4N - GJB 2294A-2014

Grade	12Cr17Mn9Ni4N
Old Grade
Corresponding Standard	GJB 2294A-2014 Specification for stainless and heat-resisting steel bars for aviation
Classification	Austenitic Stainless Steel

12Cr17Mn9Ni4N Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	N
Minimum Value	-	-	8	-	-	16	3.5	0.15
Maximum Value	0.12	0.8	10.5	0.035	0.015	18	4.5	0.25

12Cr17Mn9Ni4N 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 %
Quenching or solutionizing at 1050~1100°C, water cooling	≥690	≥345	≥45	≥55

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