sale china manufacture backing ring pipe fittings flange

sale china manufacture backing ring pipe fittings flange
Our company  JINAN HYUPSHIN FLANGES CO., LTD is an expert manufacturer for all standards of flanges, special flanges and forging parts. The annual output is 1000 tons of flanges per month.
The steel flanges of SABS 1123, SANS 1123 standards include:
(1) SABS 1123, Weld Neck Flange, WNRF Flange, Class 600/2, 1000/2, 1600/2, 2500/2, 4000/2, A105, C22.8, S235JRG2, RSt37.2, Carbon Steel, DN15-DN1000.
(2) SABS 1123, Plate Flange, Flat Flange, Class 600/3, 1000/3, 1600/3, 2500/3, 4000/3, A105, C22.8, S235JRG2, RSt37.2, Carbon Steel, DN15-DN1000.
(3) SABS 1123, Threaded Flange, Screwed Flange, Class 600/4, 1000/4, 1600/4, 2500/4, 4000/4, A105, C22.8, S235JRG2, RSt37.2, Carbon Steel, DN15-DN1000.
(4) SABS 1123, Slip On Flange, SORF Flange, Class 600/5, 1000/5, 1600/5, 2500/5, 4000/5, A105, C22.8, S235JRG2, RSt37.2, Carbon Steel, DN15-DN1000.
(5) SABS 1123, Blind Flange, BLRF Flange, Class 600/8, 1000/8, 1600/8, 2500/8, 4000/8, A105, C22.8, S235JRG2, RSt37.2, Carbon Steel, DN15-DN1000.
All above flanges made by forging process or stamped by steel plate, never casting.
If you want to purchase the carbon steel forged flange , please send your enquiry to us! Thanks! We look forward to your early reply. 

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