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P355QH1

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P355NH P420NH
#P355QH1

Description

Spain UNE P355QH1 Spain structural alloy steel and P355QH1 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: P355QH1
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel P355QH1 UNE Spain Spain structural alloy steel
E8213
E8221
E8222
F8231
FB232
F8233
E8241
P285NH
P285QH
P355NH

Chemical composition(mass fraction)(wt.%) of the P355QH1

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) V(%) N(%) Cu(%)
0. 20 0.10-0. 50 0. 90—1.65 0.025 0.015 0.30 <0. 30 0.08 <0.10 <0.020 <0.20

Mechanical Properties of steel grade P355QH1

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV/Ku (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
716 (≥) 257 (≥) 33 24 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical Properties of steel grade P355QH1

Temperature
(°C)		 Modulus of elasticity
(GPa)		 Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)		 Specific thermal capacity
(J/kg·°C)		 Specific electrical resistivity
(Ω mm²/m)		 Density
(kg/dm³)		 Poisson’s coefficient, ν
12 - -     0.22 -  
775 537 - 13.3 433   -  
763 - 42 24.2   241 113

Heat Treatment of steel grade P355QH1

Heat treated : 1351°C - 1382°C

Technological Curves of steel grade P355QH1

Cross Reference Table (Equivalent Grade) of P355QH1

Grade Standard Country Application
P355QH1 UNE Spain Spain structural alloy steel
P355NH P420NH
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Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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