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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	641～197	σb/MPa
Yield Strength	713	σ 0.2 ≥/MPa
Elongation	16	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	675～611	-
HRC	30	-

Physical Properties

Thermal expansion	66-70	e-6/K
Thermal conductivity	20-40	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	4789-8330	째C
Density	8625-1155	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