... JIS 5K, 10K, 16K, and 20K.Standdard: ANSI,DIN,EN,BS,JIS,AWWA,BS and GB ectMaterial: Stainless steel, ... PN2.5,6,10,16,25,40,64,100,160 SO,BL,PL,WN,LOOSE,THD RST37 ... /DIN17440 Golden Ocean Forging Co., Ltd. is a comprehensive enterprise with industrial manufacture and international business trading ... Golden Ocean Casting & Forge Co., Ltd. is a stock company established in 1998 which manufactures and sells ...