... .SIZE:1/2" to 48" 3.Material:SUS304L ANSI A182 150lb 28" WNRF Forged FlangeThe main product are ... DIN, ANSI B16.5, JIS,UNI,AS,Bs4504,GB,JB ect ... ),Welded neck flanges(WN flange),Blind flanges(BL flange),Threaded flange(TH flange), Socket welding flange(SW flange) ... ,304L,TP316L,321,310S,F51,AUetc.Size:DN15-DN3000Standard: ANSI B16.5,B16.47(MSS API) ,DIN ,BS, ...