High yield strength S620QL,S620QL steel plate,S620QL steel sheet under EN 10025-6 owned the minimum yield strength at 620 Mpa and tensile strength within 700-890 Mpa.The necessary technical requirement when rolling steel plate S620QL contains quenching and tempering heat treatment,low temperature impacting test under minus 40 centigrade.The additional technical has Ultrasonic examination.
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EN10025-6 S620QL |
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THK: 3 to 300, Width: 1500 to 4050, Length: 3000 to 27000 |
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S620QL
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S620QL |
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C |
P |
S |
N |
B |
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S620 QL |
0.20 |
0.80 |
1.70 |
0.020-0.025 |
0.010-0.015 |
0.015 |
0.005 |
1.50 |
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V |
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0.50 |
0.70 |
0.06 |
2.0 |
0.05 |
0.12 |
0.15 |
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Carbon Equivalent: Ceq=【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%
S620QL
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S620QL |
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S620 QL |
-40 |
30J |
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3<> |
620 |
700-890 |
15 |
-40 |
30J |
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50<> |
580 |
700-890 |
15 |
-40 |
30J |
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100<> |
560 |
650-830 |
15 |
-40 |
30J |
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