3z fitting located in Hangzhou, Zhejiang, China, was first established in 1999, who specializing in pipe fittings and valves of various materials including carbon steel, alloy steel and stainless steel. Now our staple products are elbows, tees, reducers, caps, lap joint stub ends, flanges of different types (butt-welding, socket-welding, threaded) under high, medium or low pressure. They are widely used in the industry of metallurgy, petrochemistry, electric power, shipbuilding and gases, urban constructions, transportation water, fire protection etc. All products accord with the national standards of many countries, such as amercian ANSI, mss, japanese jis, german din, and Chinese GB, sh, hg, sy etc. Size of the products are from 1/2 to 48, and the nominal wall thickness is sch5s,10s,20s,40s, sch10,20,30,40,60,80,100,120,140,160, std, xs, xxs, sgp. Products have complete range of specification and dimensions. We will try our best to provide the utmost qualified products and the utmost satisfied services to all customers sincerely with the quality policy of regarding customer as center and pursuing zero shortcomings. We would be pleased to establish business relations with you. Welcome your enquiry and cooperation!