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300L chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 300L

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AS 300L

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This page is mainly introduced the 300L chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 300L,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
300L

Steel Garde:300L
Type:Special Alloy
Country:Australia
Standard:AS
Application:Australia Structural steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
300L0	AS	Australia
300L15	AS	Australia

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	255～886	σb/MPa
Yield Strength	736	σ 0.2 ≥/MPa
Elongation	23	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	355～053	-
HRC	30	-

Physical Properties

Thermal expansion	42-27	e-6/K
Thermal conductivity	96-18	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	9255-5802	째C
Density	6593-5553	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)
300L 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