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Stainless steel 304 (Quality Drawing). DQ material has better stamping performance than 304.
304DQ is a derivative of S30400 steel,
The addition of alloy element Cu significantly improves the deep drawing performance.
Suitable for pressing and processing food grade high-end products such as thermos cups and kettles, or kitchen sinks, pots, utensils, etc.
| Grade | Tensile strength | Yield strength | Elongation | Hardness |
| (Rm/MPa) | (Rp0.2/Mpa) | (A/%) | (HV) | |
| 304 | 630-730 | 240-330 | ≥50 | 160-185 |
| 304QD | 610-700 | 340-330 | ≥60 | 160-175 |
