The 310S stainless steel strips produced by QIYI METAL are qualified by ... Mechanical Engineers (ASTM). There is a range of 310S stainless steel (QIYI METAL brand) products, along with a variety of ... various applications, including medical equipment, construction materials, kitchen utensils (stainless-steel discs, stainless steel pots), kitchen sinks, auto parts, washing machines, outdoor grills, ...