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

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CSA 70W

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70W Profile
70W Chemical composition
70W Mechanical Properties
70W Physical Properties
70W Heat treatment
70W Size Availability
70W Relevant products

Profile

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

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

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
C70W1		Germany
C70W2	DIN	Germany
70WT	CSA	Canada
SMA570W	CNS	China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	799～960	σb/MPa
Yield Strength	501	σ 0.2 ≥/MPa
Elongation	18	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	669～770	-
HRC	30	-

Physical Properties

Thermal expansion	52-83	e-6/K
Thermal conductivity	18-49	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	6049-4183	째C
Density	8995-1317	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)
70W 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