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422M chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 422M

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UNS 422M

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This page is mainly introduced the 422M chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 422M,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Special Purpose Alloys ("Superalloys")

Steel Garde:422M
Type:Stainless Steels
Country:USA
Standard:UNS
Standard Number:

ITEM Standard Number Descriptions

1 SAE J 467 (1968) Special Purpose Alloys ("Superalloys")
Metallographic Structure:Precipitation-Hardening
Application:Special Purpose Alloys ("Superalloys")

ITEM	Standard Number	Descriptions
1	SAE J 467 (1968)	Special Purpose Alloys ("Superalloys")

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
422M (Cast)	UNS	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）	Similar	Remarks
C		0.85
Si		0.25
Mn		0.84
P
S
Ni		0.20
Cr		12.00
Al
Cu
Ti
Fe		remaining
N
Mo		2.25
W		1.70
V		0.50

Mechanical Properties

Tensile strength	173～667	σb/MPa
Yield Strength	939	σ 0.2 ≥/MPa
Elongation	83	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	115～637	-
HRC	30	-

Physical Properties

Thermal expansion	30-48	e-6/K
Thermal conductivity	67-25	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	4933-7900	째C
Density	3418-3480	kg/m³
Resistivity	0.50-0.60	Ohm.mm²/m

Heat Treatment Regime

Annealing	Quenching	Tempering	Normalizing	Q & T
√	√	√	√	√

Size Availability

Steel Grade	Specification	Processing range(mm)
422M Stainless Steels	Round Bar and Hollow Bar	Φ1 to Φ2000
	Square and Flat Steel	Φ10 to Φ100
	Plate and Sheet	0.08-800(Thickness)10-1500(Width)Length
	Tube or Pipe	OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
	Coil and Strip Steel	THK:0.1mm Width:1500mm
	Forged	Ring/Cylindrical/Disk