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L52950 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of L52950

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GBT L52950

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This page is mainly introduced the L52950 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of L52950,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
L52950

Steel Garde:L52950
Type:Special Alloy
Country:China
Standard:GBT
Application:China structural steel and alloy steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	651～559	σb/MPa
Yield Strength	731	σ 0.2 ≥/MPa
Elongation	43	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	899～100	-
HRC	30	-

Physical Properties

Thermal expansion	00-93	e-6/K
Thermal conductivity	87-77	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	4763-3760	째C
Density	9948-1137	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)
L52950 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