... ,2634,2635 6bar,10bar,16bar,25bar,40bar 10"-500" KS(JIS)KS B1503JIS B2220 5K,10K,16K,20K,30K,10"-1500 ... have the privilege of serving you soon.MaterialForged Carbon Steel, Stainless Steel , Duplex Stainless Steel , Low Alloy Steel(Like A105,LF2,LF6,F6a,F304,F316 ... your drawings you require.Welcome to your enquiry! non-standard carbon steel pipe flange