... ,Gr1,Gr2,Gr3,Gr4,Gr5,Gr7,Gr23 2.Technique:Forged,CNC Machined 3.Standard:ANSI165,JIS B2220, DIN 1.Grade:Gr1,Gr1 ... ,Gr2,Gr3,Gr4,Gr5,Gr7,Gr23 2.Technique:Forged,CNC Machined 3.Standard:ANSI165,JIS B2220, DIN2627-2628,ASTM B16.51 ... . 2. Available Flange typesa.Slip On Flangeb.Welding Neck Flangec.Threaded Flange(Screwed Flange)d.Plain Flange e.Blind Flange f ...