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Dingxiang hongyuanda forging Co.Ltd is one of professional enterprises spcializing in forged flanges and forged rings.Our entire are designed and manufactured according to ANSI MSS BS DIN and JIS standards. We provided forged rings,wind flanges, bearing rings,ringgear roughs and wheel molds for large trucks according to customers' drawing and requirements. In order to make our products perfectly,we mainly use advanced machines, which can enhance the quality of products to meet industrial application requirement. Forthermore we ensure the best quality for customers, and our strict quality assurances systems are conducted throughtout the entire production,at the standard of ISO9001:2008 We try to enlarge our overseas markets, we have received a good reputation from our customers in some foreign countrys. Type: Weling neck (WN), slip-on (SO), Socket welding(SW), Lap-joint(LJ), Blind(BL), Thread (TH), Plate(PL) Pressure Ratings:clacc 150 300 600 900 1500 and2500 Pressure Ratings:PN6 PN10 PN16 PN25 and PN64... Materials: Carbon steel (A105 A350 LF2 Q235 C22.8 ST37.2 ) Stainless steel(182 304 321 316 316Ti..) Standards: ANSI B16.5 B16.47 A B API BA DIN UNI JIS AS and MSS SP etc. SIZE:1/2"--64"(DN15mm--DN1600mm) We can offer the best price and quote in time. Looking forward with enthusiasm to your cooperation!