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K419 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of K419

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GBT K419

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This page is mainly introduced the K419 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of K419,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
K419

Steel Garde:K419
Type:Special Alloy
Country:China
Standard:GBT
Application:Age hardening type Nickel base alloy

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	646～637	σb/MPa
Yield Strength	022	σ 0.2 ≥/MPa
Elongation	76	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	728～642	-
HRC	30	-

Physical Properties

Thermal expansion	91-99	e-6/K
Thermal conductivity	82-99	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	8449-1491	째C
Density	9609-7802	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)
K419 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