05Cr15Ni5Cu4Nb S51550 0Cr15Ni5Cu4Nb - GJB 8268-2014

Grade	05Cr15Ni5Cu4Nb
	S51550
Old Grade
Corresponding Standard	GJB 8268-2014 Specification for precipitation-hardening stainless steel bars for aviation
Classification	Precipitation-Hardening Stainless Steel
Properties	Corrosion Resistance

05Cr15Ni5Cu4Nb Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	More
Minimum Value	-	-	-	-	-	14	3.5	2.5	-	Nb:5C~0.45
Maximum Value	0.07	1	1	0.03	0.015	15.5	5.5	4.5	0.5	Nb:5C~0.45

05Cr15Ni5Cu4Nb Mechanical Properties

diameter d mm	Mark	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
Sample d=25	Sample Direction: Longitudinal/Transverse	H480	≥1310	≥1170	Longitudinal: ≥10 Transverse: ≥6	Longitudinal: ≥35 Transverse: ≥20	388~444
Sample d=25	Sample Direction: Longitudinal/Transverse	H495	≥1170	≥1070	Longitudinal: ≥10 Transverse: ≥7	Longitudinal: ≥38 Transverse: ≥25	375~429
Sample d=25	Sample Direction: Longitudinal/Transverse	H550	≥1070	≥1000	Longitudinal: ≥12 Transverse: ≥8	Longitudinal: ≥45 Transverse: ≥32	331~401
Sample d=25	Sample Direction: Longitudinal/Transverse	H580	≥1000	≥860	Longitudinal: ≥13 Transverse: ≥9	Longitudinal: ≥45 Transverse: ≥33	311~375
Sample d=25	Sample Direction: Longitudinal/Transverse	H595	≥965	≥795	Longitudinal: ≥14 Transverse: ≥10	Longitudinal: ≥45 Transverse: ≥34	302~363
Sample d=25	Sample Direction: Longitudinal/Transverse	H620	≥930	≥725	Longitudinal: ≥16 Transverse: ≥11	Longitudinal: ≥50 Transverse: ≥35	277~352
Steel Rod		Solution or Annealing					≤363

05Cr15Ni5Cu4Nb Corresponding Standards(Same grade name, different standards)

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