20Cr13 2Cr13 - GJB 2294A-2014

Grade	20Cr13
Old Grade
Corresponding Standard	GJB 2294A-2014 Specification for stainless and heat-resisting steel bars for aviation
Classification	Martensitic Stainless Steel

20Cr13 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni ^①
Minimum Value	0.16	-	-	-	-	12	-
Maximum Value	0.25	0.8	0.8	0.03	0.02	14	0.6

20Cr13 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
Quenching or Solution Annealing 1000~1060°C, oil quenching or air cooling; Tempering or Aging 600~700°C, oil quenching	≥835	≥635	≥10	≥50	241~341	≥47

20Cr13 Corresponding Standards(Same grade name, different standards)

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