Q800C low alloy steel plate
Q800C high strength steel plate belongs to modulating high strength structural steel plate, Q800C high tensile steel plate executive standard executive standard GB/T16270 special technical conditions.
Q800C low alloy steel sheet is one of the commonly used steel plate grades in China, with high strength, high toughness, high permeability and other high-quality performance.
Q800C low alloy structural steel can be used in mining equipment, military equipment, steam turbines, power station equipment, ultra-supercritical machinery and equipment, chemical equipment, ship equipment and so on.
high strength sheet metal 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 | 2.0 | 0.025 | 0.015 | 0.5 | 1.5 | 2 | 0.70 | 0.005 | 0.12 | 0.06 | 0.05 |
high strength structural 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 | 13 | J | J | J | J | ||
| 800 | 740 | - | 840-1000 | 800-1000 | - | 34 | 34 | 27 | 27 | |||
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