Production Standard: 1.BS EN 1092-3:2003 Flanges and their joints — Circular flanges for pipes, valves,fittings and accessories, PN designated —Part 3: Copper alloy flanges 2.ASME B 16.5-2003 CLASS 150-ASME FLANGE 3.ISO228-1 Pipe Threads Where Pressure-tight joints are not made on the threads 4.ISO 7-1(EN10226-1&2 R,Rp,Rc) Pipe threads where presssure-tight joints are made on the threads- Part 1:Dimensions,tolerances and designation 5.ASME B1.20.1 Pipe Threads,General Purpose(Inch)
Application: Industrial or Residential Water and plumbing,drinking supply,cold and hot water supply, heating supply, fire protection,gas supply, industrial petroleum pipeline system etc.Suit Medium:Cold Water, Hot Water, Compressed Air, Gas, Oil Etc.