Shanghai Yannai valve fittings Co. Ltd.   

Shanghai Yannai valve pipe fittings Co., Ltd. is a collection of scientific research, production, sales as one of the private enterprises, main products have forged flanges, insulated joints, insulation diameter pipe flange, elbow, tee, ISO (reducer), high pressure bearing in and threaded fittings etc., material products have (12Cr1MoV and Cr5Mo, 10CrMo910, 15CrMo and ASTM Wp1 of a234, WP12, WP11, WP22) carbon steel (A105, A106, 20#, 20g, Q235, 16Mn), stainless steel (304, 304L, 316 and 316L 321) and alloy steel. Factory covers an area of area of 23000 square meters, construction area of 18000 square meters, existing staff of 157 people, high, intermediate technical staff of 38 people, with 95 sets of various processing equipment, forging equipment and testing equipment, company has passed ISO9001: 2000 quality management system, and obtained special equipment pressure pressure piping components manufacturing license (TS). According to HG, JB, SY, HGJ, SH, ASME, GB, ANSI, API, MSS-SP, JIS, DIN and other standards for different pipe and flange. Product quality, service, in the country has won a high reputation, by the majority of domestic customers trust, has become a large domestic and pipe manufacturers of various types of flange.