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25CrMo4 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 25CrMo4

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25CrMo4

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This page is mainly introduced the 25CrMo4 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 25CrMo4,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
25CrMo4

Steel Garde:25CrMo4
Type:Special Alloy
Application:Fasteners with stainless steel and nickel alloy for high temperature and low temperature (NF-EN 10269(1999))

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
GS-25CrMo4	DIN	Germany
25CrMo4	UNE	Spain
EN 25CrMo4	EN	Euronorm
EN 25CrMo4KD	EN	Euronorm
EN 25CrMo4	EN	Euronorm

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	407～848	σb/MPa
Yield Strength	749	σ 0.2 ≥/MPa
Elongation	08	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	242～180	-
HRC	30	-

Physical Properties

Thermal expansion	36-22	e-6/K
Thermal conductivity	79-16	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	9399-8865	째C
Density	2037-3564	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)
25CrMo4 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