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K12249 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of K12249

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AISI K12249

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This page is mainly introduced the K12249 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of K12249,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Alloy Steel

Steel Garde:K12249
Type:Stainless Steels
Country:USA
Standard:AISI
Metallographic Structure:Precipitation-Hardening
Application:Alloy Steel

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.60
Si
Mn	7.00	10.00
P
S
Ni	3.50	5.00
Cr
Al
Cu
Ti
Fe
N	0.30	0.50
Mo

Mechanical Properties

Tensile strength	740～541	σb/MPa
Yield Strength	322	σ 0.2 ≥/MPa
Elongation	54	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	526～296	-
HRC	30	-

Physical Properties

Thermal expansion	88-74	e-6/K
Thermal conductivity	03-43	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	0384-0697	째C
Density	2199-9822	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)
K12249 Stainless Steels	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