including stainless steel, heat-resistant steels, the valve steel, Such as DIN 1.4828, 1.4841, 1.4871, 1.4718, 304, 316L, 310, We are a Chinese manufacturer for wire and bars , material classifications including stainless steel, heat-resistant steels, the valve steel, Such as DIN 1.4828, 1.4841, 1.4871, 1.4718, 304, 316L, 310, 321 Heat resistant steel DIN 1.4841 (2025)