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18CrNi20XS chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 18CrNi20XS

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STAS/SR 18CrNi20XS

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This page is mainly introduced the 18CrNi20XS chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 18CrNi20XS,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
18CrNi20XS

Steel Garde:18CrNi20XS
Type:Special Alloy
Country:Romania
Standard:STAS/SR
Application:Alloy structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	352～438	σb/MPa
Yield Strength	109	σ 0.2 ≥/MPa
Elongation	73	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	700～888	-
HRC	30	-

Physical Properties

Thermal expansion	80-48	e-6/K
Thermal conductivity	84-81	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	2022-5480	째C
Density	6492-9044	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)
18CrNi20XS 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