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S355K2G4 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S355K2G4

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UNE S355K2G4

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This page is mainly introduced the S355K2G4 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S355K2G4,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
S355K2G4

Steel Garde:S355K2G4
Type:Special Alloy
Country:Spain
Standard:UNE
Application:Spain structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	311～963	σb/MPa
Yield Strength	102	σ 0.2 ≥/MPa
Elongation	73	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	307～220	-
HRC	30	-

Physical Properties

Thermal expansion	51-85	e-6/K
Thermal conductivity	48-52	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	4820-5517	째C
Density	3677-1257	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)
S355K2G4 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