Shanghai Shuanghui Pipe Fittings Co., Ltd is a professional enterprise specializing in stainless steel pipe fittings, whose products all produce according to the standards of GB12459, ANSI, JIS,etc., and which can esign and manufacture various non-standard products. The main materials the pipe fittngs used are as follows: stainless steel 304, 304L, 316, 316L, 321, etc.. Our company adopts the advanced cold forming production craft; has many years production experience; has the specialized production equipment; has the high quality technician; which gurantees the reliability of the products quality.