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You are here: Home- Selling listEN10028-6 P690QH,EN 10028 P690 QH,P690QH STEEL PLATE

EN10028-6 P690QH,EN 10028 P690 QH,P690QH STEEL PLATE

Posted:1/7/2016 2:46:57 AM

P690Q and P690QH pressure vessel steel plate  belongs to EN10028-6, EN10028-6 P690QH standard specification for Weldable fine grain steels, quenched and tempered .we can supply high quality super thickness steel plate.

sheet P690Q and P690QH should bear the low temperature liquid flowing and surroundings,steel plates P690Q have to be done low temperature impacting test at minus 20 centi degree,and steel plates P690QH also have to be done this test at minus 20 centi degree

 For more information of P690QH steel plates, please check them as below:

  Grade :     P690QH
    Number:     1.8880
    Classification:     Alloy special steel with elevated temperature properties
    Density:     7.85   g/cm ³
    Standard:
    EN 10028-6: 2009 Flat products made of steels for pressure purposes. Weldable fine grain steels, quenched and tempered
    EN 10216-3: 2014 Seamless steel tubes for pressure purposes. Technical delivery conditions. Alloy fine grain steel tubes
    EN 10273: 2007 Hot rolled weldable steel bars for pressure purposes with specified elevated temperature properties

P690QH pressure vessel steel plate Mechanical Property

Grade

Type

Thickness

Yield Strength

Tensile Strength

Elongation

Impact Energy

(mm)

MPa (min)

MPa

% (min)

(KV J) (min)

 

 

 

 

-20 degree

P690QH

+QT

≤ 50

690

770-940

14

27

50to ≤100

670

770-940

14

27

100o ≤150

630

720-900

14

27

P690QH Chemical Composition

P690QH Chemical Composition

Grade

The Element Max (%)

C

Si

Mn

P

S

N

B

P690QH

0.20

0.80

1.70

0.025

0.015

0.015

0.005

Mo

Cu

Nb

Ni

Ti

V

Cr

0.70

0.3

0.06

2.50

0.05

0.12

1.50

Carbon Equivalent: Ceq = C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15%

If you need more stock steel plates in pressure vessel steel plate,please contact us for more information,we will give you the best service asap!

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