... UAE Size: 1/2"~60", ANSI, DIN,JIS,BS,GB Carbon Steel Flange,Forged Carbon Steel Flanges, Forged ... , Long Welding Neck Flange, Figure 8 Blanks Standard:BS 4504 SEC 3.1 : WELDING NECK FLANGE(111/ ... FLANGE(105) PRESSURE GRADE:PN2.5 TO PN40 Standard:BS 4504(PART-1) : WELDING NECK FLANGE, HUBBED ... , 300 , 400 , 600 , 900, 1500 , 2500 Standard:BS 10 : WELDING NECK FLANGE, PLATE SLIP-ON FLANGE, SCREWED BOSS ...