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8660 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 8660

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AS 8660

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This page is mainly introduced the 8660 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 8660,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
8660

Steel Garde:8660
Type:Special Alloy
Country:Australia
Standard:AS
Application:Australia Structural steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
8660H	AS	Australia
XK8660S	AS	Australia
K8660HS	AS	Australia

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	655～398	σb/MPa
Yield Strength	506	σ 0.2 ≥/MPa
Elongation	07	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	093～591	-
HRC	30	-

Physical Properties

Thermal expansion	59-99	e-6/K
Thermal conductivity	74-93	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1541-1334	째C
Density	2301-3428	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)
8660 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