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18MoNiCrl7 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 18MoNiCrl7

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STAS/SR 18MoNiCrl7

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This page is mainly introduced the 18MoNiCrl7 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 18MoNiCrl7,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
18MoNiCrl7

Steel Garde:18MoNiCrl7
Type:Special Alloy
Country:Romania
Standard:STAS/SR
Application:Alloy structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	317～255	σb/MPa
Yield Strength	461	σ 0.2 ≥/MPa
Elongation	21	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	687～233	-
HRC	30	-

Physical Properties

Thermal expansion	27-54	e-6/K
Thermal conductivity	49-40	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	6627-1583	째C
Density	2708-8151	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)
18MoNiCrl7 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