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P355QH chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of P355QH

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UNE P355QH

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This page is mainly introduced the P355QH chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of P355QH,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
P355QH

Steel Garde:P355QH
Type:Special Alloy
Country:Spain
Standard:UNE
Application:Spain structural alloy steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
P355QH1	UNE	Spain
EN P355QH	EN	Euronorm
EN P355QH	EN	Euronorm

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	821～095	σb/MPa
Yield Strength	676	σ 0.2 ≥/MPa
Elongation	71	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	958～347	-
HRC	30	-

Physical Properties

Thermal expansion	22-16	e-6/K
Thermal conductivity	69-77	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	4671-7031	째C
Density	3035-7766	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)
P355QH 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