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CPM Rex M42 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of CPM Rex M42

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AISI CPM Rex M42

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This page is mainly introduced the CPM Rex M42 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of CPM Rex M42,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
CPM Rex M42

Steel Garde:CPM Rex M42
Type:Special Alloy
Country:USA
Standard:AISI
Application:Powder metallurgy high-speed tool steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
CPM H13	AISI	USA
CPM H19	AISI	USA
CPM H19V	AISI	USA
CPM 9V	AISI	USA
CPM 10V	AISI	USA
CPM 440V	AISI	USA
CPM Rex M2HCHS	AISI	USA
CPM Rex M3	AISI	USA
CPM Rex M4	AISI	USA
CPM Rex M4HS	AISI	USA
CPM Rex M35HCHS	AISI	USA
CPM Rex 45	AISI	USA
CPM Rex 45HS	AISI	USA
CPM Rex 20	AISI	USA
CPM Rex 25	AISI	USA
CPM Rex T15	AISI	USA
CPM Rex T15HS	AISI	USA
CPM Rex 76	AISI	USA
CPM Rex 76HS	AISI	USA
M42	ASTM	USA
BM42		UK
BM42		UK
SNCM420H	CNS	China
SCM420H	CNS	China
SUM42	CNS	China
SNCM420	CNS	China
SCM420	CNS	China
SCM421	CNS	China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	286～234	σb/MPa
Yield Strength	670	σ 0.2 ≥/MPa
Elongation	99	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	531～431	-
HRC	30	-

Physical Properties

Thermal expansion	11-55	e-6/K
Thermal conductivity	18-12	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	7670-5628	째C
Density	7154-3969	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)
CPM Rex M42 Special Alloy	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