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P690QH

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P690Q P690QL1
#P690QH

Description

Spain UNE P690QH Spain structural alloy steel and P690QH Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: P690QH
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel P690QH UNE Spain Spain structural alloy steel
P355QL2
P460Q
P460QH
P460QL1
P460QL2
PSOOQ
PSOOQH
PSOOQLI
PSOOQL2
P690Q

Chemical composition(mass fraction)(wt.%) of the P690QH

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％)
0.2 0.8 1.7 0.025 0.015 1.5 2.5 0.7

Mechanical Properties of steel grade P690QH

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)
369 (≥) 543 (≥) 11 41 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 322

Physical Properties of steel grade P690QH

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
11 - -     0.44 -  
741 596 - 13.3 323   -  
981 - 12 24.2   332 113

Heat Treatment of steel grade P690QH

Heat treated : 1688°C - 1776°C

Technological Curves of steel grade P690QH

Cross Reference Table (Equivalent Grade) of P690QH

Grade Standard Country Application
P690QH UNE Spain Spain structural alloy steel
EN P690QH EN Euronorm Euronorm Structural steel
EN P690QH EN Euronorm Euronorm Structural steel
EN P690QH EN Euronorm Euronorm Structural steel
P690Q P690QL1
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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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