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18Cr2Ni4WA chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 18Cr2Ni4WA

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GBT 18Cr2Ni4WA

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This page is mainly introduced the 18Cr2Ni4WA chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 18Cr2Ni4WA,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
18Cr2Ni4WA

Steel Garde:18Cr2Ni4WA
Type:Special Alloy
Country:China
Standard:GBT
Application:China structural steel and alloy steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	306～660	σb/MPa
Yield Strength	469	σ 0.2 ≥/MPa
Elongation	93	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	109～811	-
HRC	30	-

Physical Properties

Thermal expansion	66-54	e-6/K
Thermal conductivity	41-00	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	0769-7494	째C
Density	8578-3457	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)
18Cr2Ni4WA 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