304 สแตนเลสท่อท่อ กว้าง 1 นิ้ว ผิวเคลือบ ความหนา 1.5 มม

Steel is an alloy of iron and carbon. Stainless steels are steels containing at least 10.5% chromium, less than 1.2% carbon and other alloying elements. Stainless steel’s corrosion resistance and mechanical properties can be further enhanced by adding other elements, such as nickel, molybdenum, ...