422

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#422

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422 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: 422

Category	Type	Steel Grade
Steel Grades	High Alloy	422
		317L4
		307
		318
		347LN
		353MA
		409Cb
		409Cb
		409Ni
		418
		419

Chemical composition(mass fraction)(wt.%) of the 422

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.22	0.40	0.75			12.5	0.75
Mo	Al	Cu	Nb	Ti	V	Ce
1.00					0.22
N	Co	Pb	B	Other
				W 1.00 Fe...

Mechanical Properties of steel grade 422

Yield R_p0.2 (MPa)	Tensile R_m (MPa)	Impact KV/Ku (J)	Elongation A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
531 (≥)	468 (≥)	34	33	22	Solution and Aging, Annealing, Ausaging, Q+T,etc	343

Physical Properties of steel grade 422

Temperature (°C)	Modulus of elasticity (GPa)	Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and	Thermal conductivity (W/m·°C)	Specific thermal capacity (J/kg·°C)	Specific electrical resistivity (Ω mm²/m)	Density (kg/dm³)	Poisson’s coefficient, ν
11	-	-			0.43	-
438	247	-	43.3	423		-
317	-	21	42.2			221	423

Heat Treatment of steel grade 422

Heat treated : 1717°C - 1861°C

Technological Curves of steel grade 422

No Curve

Cross Reference Table (Equivalent Grade) of 422

Grade	Standard	Country	Application
UNS S42200	UNS	USA	precipitation hardening
UNS S42200	UNS	USA	precipitation hardening
UNS J94224	AISI	USA
UNS J42215	AISI	USA
UNS J42220	AISI	USA
414220			The Czech republic Structural steel
414221			The Czech republic Structural steel
414223			The Czech republic Structural steel
41S422			The Czech republic Structural steel
14220			The Czech republic Structural steel
14221			The Czech republic Structural steel
14223			The Czech republic Structural steel
15422			The Czech republic Structural steel
419422			The Czech republic tool steel
V-422A			Brazil Stainless steel
S42200	UNS	USA	S42200 is available as Bar (Round, Shapes), Billet, Wire, Strip.
GH4220		China	Nickel base superalloy
GH4220		China	wrought Fe/Ni-base superalloy
DZ422		China	Progress in Directionally Solidified Super Alloys
DZ422		China	Progress in Directionally Solidified Super Alloys

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422