Q620C quenched tempered Steel plate
2013年12月11日 by admin
Q620C quenched tempered Steel plate, GB/T 16270 Q620C
GB/T 16270-2009 Q620C High strength structural steel plates in the quenched and tempered condition
Q620C Chemical requirement
| Grade | Chemical requirement or element Max % | ||||||||||||
| | C | Si | Mn | P | S | Cu | Cr | Ni | Mo | B | V | Nb | Ti |
| Q620C | 0.2 | 0.8 | 1.7 | 0.025 | 0.015 | 0.5 | 1.5 | 2 | 0.7 | 0.005 | 0.12 | 0.06 | 0.05 |
Q620C Property in tensile and yield strength, and impact test requirement
| Grade | Property | Impact test | |||||||||
| Q620C | Yield Mpa Min | Tensile Mpa | Elongation | Min J | |||||||
| Thickness mm | Thickness mm | Degree | |||||||||
| 50 | 50-100 | 100-150 | 50 | 50-100 | 100-150 | % | 0 | -20 | -40 | -60 | |
| 620 | 580 | 560 | 700-890 | 650-830 | 15 | 47 | | | | ||
HENAN GANG IRON AND STEEL CO.,LTD Supply Q620C in about 3000tons stock for many thickness and sizes. If you have requirement for stock or new Q620C requirement, please feel free to contact us or email to us by admin@gangsteel.com
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