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

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GBT 12SiMovnB

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

Steel Garde:12SiMovnB
Type:Special Alloy
Country:China
Standard:GBT
Application:China structural steel and alloy steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	641～892	σb/MPa
Yield Strength	607	σ 0.2 ≥/MPa
Elongation	21	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	476～651	-
HRC	30	-

Physical Properties

Thermal expansion	31-43	e-6/K
Thermal conductivity	55-89	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	9589-8547	째C
Density	5860-5295	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)
12SiMovnB 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