... Leading Professional Manufacturer 2.Standard: ASME,ANSI,BS,DIN,JIS 3.Quality control: ISO 4.Higher quality ... Class2500SIZE: 1/2" NB TO 48" NB 2.DIN FLANGESStandard: DIN2527,DIN2566,DIN2573,DIN2576,DIN2641,DIN2642, DIN2655 ... Boss Flanges, Slip on Boss Flanges, Blind Flanges TYPES: Table: D, E, F, H SIZE: 1/2" ... alloy steel flanges standard: ANSI, JIS, BS, DIN, EN,GBsize: 15mm to 3000mm pressure:75bls to ...