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70WT chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 70WT

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CSA 70WT

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This page is mainly introduced the 70WT chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 70WT,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
70WT

Steel Garde:70WT
Type:Special Alloy
Country:Canada
Standard:CSA
Application:Canada Engineering and steel structure

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	539～323	σb/MPa
Yield Strength	827	σ 0.2 ≥/MPa
Elongation	47	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	494～298	-
HRC	30	-

Physical Properties

Thermal expansion	19-08	e-6/K
Thermal conductivity	93-51	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1059-1978	째C
Density	2735-2790	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)
70WT 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