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75CrMoNiW6-7 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 75CrMoNiW6-7

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DIN 75CrMoNiW6-7

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This page is mainly introduced the 75CrMoNiW6-7 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 75CrMoNiW6-7,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Alloyed CrMoNiW steel

Steel Garde:75CrMoNiW6-7
Type:Tool Die Steels
Country:Germany
Standard:DIN
Application:Alloyed CrMoNiW steel

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.70	0.80
Si	0.15	0.30
Mn	0.15	0.53
P		0.035
S		0.035
Cr	1.40	1.60
Mo	0.60	0.80
V
Ni	0.40	0.60
W	0.20	0.40

Mechanical Properties

Tensile strength	686～807	σb/MPa
Yield Strength	965	σ 0.2 ≥/MPa
Elongation	51	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	945～811	-
HRC	30	-

Physical Properties

Thermal expansion	01-49	e-6/K
Thermal conductivity	63-46	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	0293-7920	째C
Density	1152-1809	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)
75CrMoNiW6-7 Tool Die 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