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carbon steel plate

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EN 10025-6 S550QL1 STEEL PLATE

Product information

EN 10025-6 S550QL1 High yield strength steel plate owned the minimum yield strength at 550 Mpa and tensile strength within 640-820 Mpa.The necessary technical requirement when rolling steel plate S550QL1 contains quenching and tempering heat treatment,low temperature impacting test under minus 60 centigrade.

Chemical composition & Mechanical property

S550QL1 Chemical Composition

Grade

The Element Max (%)

C

Si

Mn

P

S

N

B

Cr

S550 QL1

0.20

0.80

1.70

0.020-0.025

0.010-0.015

0.015

0.005

1.50

Cu

Mo

Nb

Ni

Ti

V

Zr

 

0.50

0.70

0.06

2.0

0.05

0.12

0.15

 


Grade

S550QL1Mechanical Property

Thickness

Yield

Tensile

Elongation

Min Impact Energy

 

S550 QL1

mm

Min Mpa

Mpa

Min  %

-60

30J

3<t≦50

550

640-820

16

-60

30J

50<t≦100

530

640-820

16

-60

30J

100<t≦150

490

590-770

16

-60

30J

Factory Display

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Application Field

Oil & Gas
Oil & Gas
Chemical Industry
Chemical Industry
Marine Engineering
Marine Engineering
Construction Industry
Construction Industry
Power Generation
Power Generation
Machinery industry
Machinery industry