EN10025-6 S620QL1 equivalent, EN10025-6 S620QL1 steel plate, EN10025-6 S620QL1 steel equivalent, EN10025-6 S620QL1 chemical composition, EN10025-6 S620QL1 material
Quenched and tempered steel plate S620QL1 which is in EN 10025-6 technical delivery conditions for flat products of high yield strength structural steels in QT delivery condition.The steel making process of high strength steel plate S620QL1 shall be in accordance with EN 10025-1.If specified at the time of order the steel making process shall be reported to the purchaser.The low temperature impacting test for high strength steel plate S620QL1 should be done at minus 60 centigrade.
Technical Requirements & Additional Services:
Low temperature impacting test
Quenching and Tempering heat treatment
Ultrasonic test under EN 10160,ASTM A435,A577,A578
Issued Orginal Mill test certificate under EN 10204 FORMAT 3.1/3.2
Shot blasting and Painting,Cutting and welding as per end user’s demands
EN10025-6 S620QL1 quenched and tempered steel plate Chemical composition
| Grade | C % | Si % | Mn % | P % | S % | N % | B % | Cr % |
| S620QL1 | 0.200 | 0.800 | 1.700 | 0.020 | 0.010 | 0.015 | 0.005 | 1.500 |
| Cu % | Mo % | Nb % | Ni % | Ti % | V % | Zr % | ||
| 0.500 | 0.700 | 0.060 | 2.000 | 0.050 | 0.120 | 0.150 |
EN10025-6 S620QL1 quenched and tempered steel plate mechanical properties
| Grade | Thickness(mm) | Min Yield (Mpa) | Tensile(MPa) | Elongation (%) | Min Impact Energy | |
| S620QL1 | 8mm-50mm | Min 620Mpa | 700-890Mpa | 15% | -60 | Min 30J |
| 51mm-100mm | Min 580Mpa | 700-890Mpa | 15% | -60 | Min 30J | |
| 101mm-150mm | Min 560Mpa | 650-830Mpa | 15% | -60 | Min 30J |
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