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12X21H5T chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 12X21H5T

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12X21H5T

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This page is mainly introduced the 12X21H5T chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 12X21H5T,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
12X21H5T

Steel Garde:12X21H5T
Type:Special Alloy
Country:
Application:Austenitic - Martensitic steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	371～045	σb/MPa
Yield Strength	763	σ 0.2 ≥/MPa
Elongation	95	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	046～537	-
HRC	30	-

Physical Properties

Thermal expansion	22-03	e-6/K
Thermal conductivity	96-73	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	5635-6855	째C
Density	6182-5924	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)
12X21H5T 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