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K412 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of K412

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GBT K412

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This page is mainly introduced the K412 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of K412,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
K412

Steel Garde:K412
Type:Special Alloy
Country:China
Standard:GBT
Application:Age hardening type Nickel base alloy

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	277～459	σb/MPa
Yield Strength	459	σ 0.2 ≥/MPa
Elongation	54	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	132～156	-
HRC	30	-

Physical Properties

Thermal expansion	23-50	e-6/K
Thermal conductivity	57-62	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	8005-0893	째C
Density	9664-1311	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)
K412 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