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NS312 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of NS312

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This page is mainly introduced the NS312 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of NS312,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
NS312

Steel Garde:NS312
Type:Special Alloy
Country:China
Standard:GBT
Application:Nickel-base corrosion-resistant alloy

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	585～416	σb/MPa
Yield Strength	464	σ 0.2 ≥/MPa
Elongation	94	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	188～526	-
HRC	30	-

Physical Properties

Thermal expansion	94-31	e-6/K
Thermal conductivity	78-19	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	3345-0745	째C
Density	8842-5893	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)
NS312 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