304DQ DDQ cold rolled stainless steel coil

  • 304DQ DDQ cold rolled stainless steel coil

    304DQ DDQ cold rolled stainless steel coil

    304 DQ DDQ material is widely be used as all kinds of stainless steel kitchen wares, DDQ (deep drawing quality) material: refers to the material used for deep drawing (redrawing), which is what we call soft material. The main characteristic of this material is its high elongation (≧53%), hardness Low (≦170%), internal grain grade between 7.0~8.0, excellent deep drawing performance. Many companies that produce thermos and pots generally have higher processing ratios (BLANKING SIZE/product diameter), and their processing ratios are 3.0, 1.96, 2.13, and 1.98, respectively.