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18CrMoS4 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 18CrMoS4

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UNE 18CrMoS4

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This page is mainly introduced the 18CrMoS4 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 18CrMoS4,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
18CrMoS4

Steel Garde:18CrMoS4
Type:Special Alloy
Country:Spain
Standard:UNE
Application:Spain structural alloy steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	389～465	σb/MPa
Yield Strength	246	σ 0.2 ≥/MPa
Elongation	98	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	520～179	-
HRC	30	-

Physical Properties

Thermal expansion	51-34	e-6/K
Thermal conductivity	33-35	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	9198-5903	째C
Density	9150-7248	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)
18CrMoS4 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