Products are produced in strict accordance with GB, ASTM, EN, JIS and other national standards. We offer a wide range of carbon and stainless steel, including 200 series (201,202), 300 series (301,302,304 L, 310, 316, 316L, 321) and 400 series (409L, 410, 420, 430, 439, 441, 443, 444) to meet the requirements of different customers. Products are widely used in engineering, coal mine, textile, electric power, boiler, machinery, military, construction and other fields.