Q550F high strength low alloy hsla steel
Q550F low alloy steel sheet is a kind of high-strength structural steel sheet, which implements the national standard GB/T standard.
Features of Q550F high strength steel plate:
1. Welding performance: Q550F high tensile steel plate has good welding performance, can be conventional welding, arc welding, gas shielded welding and other welding processes, and at the same time can meet the performance requirements of welded joints.
2.Processing performance: Q550F high strength steel sheet has good processing performance, and can be processed and manufactured in various shapes by cutting, bending, punching and shearing.
hsla steel Chemical Composition
| C% max | Si% max | Mn% max | P% max | S% max | Cu% max | Cr% max | Ni% max | Mo % max | B % max | V % max | Nb% max | Ti % max |
| 0.2 | 0.80 | 1.7 | 0.02 | 0.010 | 0.5 | 1.5 | 2 | 0.70 | 0.005 | 0.12 | 0.06 | 0.05 |
low alloy steel material mechanical property
| Re yield strength Mpa min | Re yield strength Mpa min | elongation% min | Energy and temperature | |||||||||
| 0 | -20 | -40 | -60 | |||||||||
| t≤50 | 50-100 | 100-150 | t≤50 | 50-100 | 100-150 | 16 | J | J | J | J | ||
| 550 | 530 | 490 | 640-820 | 640-820 | 590-770 | 47 | 47 | 34 | 34 | |||
high strength low alloy steel Products image
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