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1021 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1021

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AS 1021

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This page is mainly introduced the 1021 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1021,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
1021

Steel Garde:1021
Type:Special Alloy
Country:Australia
Standard:AS
Application:Australia Structural steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
UNS G10210	UNS	USA
ASTM 1021	ASTM	USA

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	239～401	σb/MPa
Yield Strength	663	σ 0.2 ≥/MPa
Elongation	87	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	449～426	-
HRC	30	-

Physical Properties

Thermal expansion	47-82	e-6/K
Thermal conductivity	39-76	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	4020-8601	째C
Density	4212-5388	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)
1021 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