+86 371 55057610 
inquiry@xsteelplate.com
■ Overview
Q390C steel material such as Q390C steel plate,Q390C round bar,Q390C steel angle bar,Q390C square and rectangular hollow sections are all in Xinsteel's warehouse.CEV also called CEQ for Q390C with thickness equal and belows 30mm shall be Maximum 0.45% when rolling.CEV=CEQ=C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15.
■ Full Data
Technical Requirements & Additional Services for Q390C steel plate:
♦ Sharpy V-nocth impacting test reach to Minus 60 Deg.Centigrade
♦ Cutting,Welding,Machining,Milling as per end user’s CAD drawing
♦ More striction on some chemical elements contains for special applications
♦ Issued Orginal Mill test certificate under EN 10204 FORMAT 3.1/3.2
♦ Non-destructive inspection under GB/T2970,JB4730,EN 10160,ASTM A435,A577,A578
♦ Shot blasting comply to SA 2.5 or SSPC and painting with shop primer.
♦ Sharpy V-nocth impacting test reach to Minus 60 Deg.Centigrade
♦ Cutting,Welding,Machining,Milling as per end user’s CAD drawing
♦ More striction on some chemical elements contains for special applications
♦ Issued Orginal Mill test certificate under EN 10204 FORMAT 3.1/3.2
♦ Non-destructive inspection under GB/T2970,JB4730,EN 10160,ASTM A435,A577,A578
♦ Shot blasting comply to SA 2.5 or SSPC and painting with shop primer.
■ Techicals
►Mechnical property for GB/T 1591-2018 Q390C STEEL PLATE
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Mechanical Property for Q390C steel plate |
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Thickness (mm) |
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Yield strength (≥Mpa) |
T≤16 |
16<T≤40 |
40<T≤63 |
63<T≤80 |
80<T≤100 |
100<T≤150 |
150<T |
|
390 |
380 |
360 |
340 |
340 |
320 |
320 |
|
|
Tensile strength (Mpa) |
T≤100 |
100<T |
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490-650 |
470-620 |
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►Chemical composition for GB/T 1591-2018 Q390C STEEL PLATE (Heat Analysis Max%)
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Main chemical elements composition of Q390C |
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|
C |
Si |
Mn |
P |
S |
Nb |
N |
|
0.20 |
0.55 |
1.70 |
0.030 |
0.030 |
0.05 |
0.015 |
|
V |
Ti |
Cr |
Ni |
Cu |
Mo |
|
|
0.13 |
0.05 |
0.30 |
0.50 |
0.40 |
0.10 |
|
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