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P355Q chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of P355Q

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UNE P355Q

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This page is mainly introduced the P355Q chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of P355Q,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
P355Q

Steel Garde:P355Q
Type:Special Alloy
Country:Spain
Standard:UNE
Application:Spain structural alloy steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
P355QH	UNE	Spain
P355QL1	UNE	Spain
P355QL2	UNE	Spain
P355QH1	UNE	Spain
EN P355QH	EN	Euronorm
EN P355Q	EN	Euronorm
EN P355QH	EN	Euronorm
EN P355QL1	EN	Euronorm
EN P355QL2	EN	Euronorm

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	051～466	σb/MPa
Yield Strength	679	σ 0.2 ≥/MPa
Elongation	22	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	679～032	-
HRC	30	-

Physical Properties

Thermal expansion	69-72	e-6/K
Thermal conductivity	65-49	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	3984-6949	째C
Density	5348-5491	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)
P355Q 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