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S240 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S240

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GBT S240

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This page is mainly introduced the S240 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S240,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
S240

Steel Garde:S240
Type:Special Alloy
Country:China
Standard:GBT
Application:China structural steel and alloy steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
EN S240GP	EN	Euronorm

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	692～398	σb/MPa
Yield Strength	710	σ 0.2 ≥/MPa
Elongation	09	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	318～914	-
HRC	30	-

Physical Properties

Thermal expansion	00-31	e-6/K
Thermal conductivity	70-38	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	9204-6680	째C
Density	2823-6273	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)
S240 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