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STKM14B chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STKM14B

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CNS STKM14B

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This page is mainly introduced the STKM14B chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STKM14B,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
STKM14B

Steel Garde:STKM14B
Type:Special Alloy
Country:China
Standard:CNS
Application:China Taiwan Structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	402～705	σb/MPa
Yield Strength	111	σ 0.2 ≥/MPa
Elongation	94	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	722～763	-
HRC	30	-

Physical Properties

Thermal expansion	22-98	e-6/K
Thermal conductivity	84-12	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	7347-8015	째C
Density	9737-8009	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)
STKM14B 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