... 2500LBS 4. Standard: ANSI 5. ISO9001:2000 Carbon steel WN P265GH FlangesHere we are the foundation of pipe fittings. If ... ,2631,2632,2633,2634,2635,2636,2637,2638,2501(WN); DIN2573,2576,2527,2655,2656(PL);DIN2566(TH)BritishStandardBS4504 ... /1.4539;254SMO/S31254/1.4574;S31050/1.4466;17-4PH/S1400/1.4548724L;316Lmod/1.4435;725LN/310MoLN ... design are warmly welcome. High Quality Carbon Steel WN Flange