12Cr21Ni5Ti 1Cr21Ni5Ti6 - GJB 7960-2012

Grade	12Cr21Ni5Ti
Old Grade
Corresponding Standard	GJB 7960-2012 Specification for Hot Rolled (Forged) Stainless Bars for Launch Vehicle
Classification	Precipitation-Hardening Stainless Steel

12Cr21Ni5Ti Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	N	W	V	Al	More
Minimum Value	0.09	-	-	-	-	20	5.2	-	-	-	-	-	-	Ti:5(C-0.02)~0.65
Maximum Value	0.14	0.8	0.8	0.035	0.02	22	5.8	0.3	0.2	0.035	0.2	0.2	0.13	Ti:5(C-0.02)~0.65

12Cr21Ni5Ti Mechanical Properties

condition	Test Temperature	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %	Impact Energy Absorption KV2 J
sample	Room Temperature	Heat Treatment 1	≥650	≥350	≥20	≥45	KU2 ≥64
sample	Room Temperature	Heat Treatment 2	-	-	-	-	KU2 ≥32

12Cr21Ni5Ti 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"!