Q690F hsla structural steel
Q690F low alloy structural steel belongs to high-strength welded structural steel, Q690F hsla structural steel implement GB/T16270-2009 standard.
Q690F low alloy steel sheet has good toughness and impact capacity, which is widely used in construction, bridge, ship, machinery manufacturing and other fields.
At the same time, Q690F high strength steel plate also has good processing performance, can be cut, bending, punching, shearing and other ways of processing and manufacturing of various shapes.
high strength 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 | 1.8 | 0.02 | 0.01 | 0.5 | 1.5 | 2 | 0.70 | 0.005 | 0.12 | 0.06 | 0.05 |
high tensile steel 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 | 14 | J | J | J | J | ||
| 690 | 650 | 630 | 770-940 | 760-930 | - | 47 | 47 | 34 | 34 | |||
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