The main material for carbon steel, stainless steel and alloy steel, such as ASTM A105, A182, A350, A694, ST35.8, ST45.8, ST37.2 The production base total area is about 82,300 square meters.The annual production capacity is more than 9000 tons, with fine processing technology and advanced detection means. The company has passed Rhine, Germany(TüV) ISO9001 quality management system certification , ...