1Cr12Ni2WMoVNb - GJB 2294-1995

Grade	1Cr12Ni2WMoVNb
Corresponding Standard	GJB 2294-1995 Specification for Stainless and Heat-Resisting Steel Bars for Aviation
Classification	Martensitic Stainless Steel
Properties	Corrosion Resistance Forgability Weldability

1Cr12Ni2WMoVNb Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Mo	W	V	Nb
Minimum Value	0.11	-	-	-	-	11	1.8	0.8	0.7	0.2	0.15
Maximum Value	0.17	0.6	0.6	0.03	0.025	12	2.2	1.2	1	0.3	0.3

1Cr12Ni2WMoVNb Mechanical Properties

condition	Mark	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		Annealing or Tempering					≤321
Sample d=25mm	Group 1	Quenching or Solution Treatment + Tempering or Aging ①	≥1080	≥930	≥13	≥50	321~401	≥55
Sample d=25mm	Group 2	Quenching or Solution Treatment + Tempering or Aging ②	≥930	≥785	≥13	≥50	269~331	≥63

New and Old Grade Replacement List

1Cr12Ni2WMoVNb Corresponding Standards(Same grade name, different standards)

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!