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X91CrMoV18 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X91CrMoV18

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DIN X91CrMoV18

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This page is mainly introduced the X91CrMoV18 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X91CrMoV18,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
High alloyed CrMoV steel

Steel Garde:X91CrMoV18
Type:Tool Die Steels
Country:Germany
Standard:DIN
Application:High alloyed CrMoV steel

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.86	0.96
Si		1.00
Mn		1.00
P		0.045
S		0.030
Cr	17.00	19.00
Mo	0.90	1.30
V	0.07	0.12
Ni		0.30

Mechanical Properties

Tensile strength	747～776	σb/MPa
Yield Strength	159	σ 0.2 ≥/MPa
Elongation	21	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	616～188	-
HRC	30	-

Physical Properties

Thermal expansion	28-73	e-6/K
Thermal conductivity	98-45	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	4575-6434	째C
Density	3419-6985	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)
X91CrMoV18 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