... .316L Forged Stainless Steel Flange 2.Material:Stainless Steel 3.Size:1/2"-40" 4.Pressure:PN6-PN160 1.316L Forged ... 301 304,304L,316,316L,321 and so on.3. Standard:GB,JIS,BS,DIN.UNI,ANSI/ASTM ASME,,API, NF ... ,GOST and Non Standard4. Size:1/2"-40"5. Type:Slip-on flanges,Blind flanges ... 10 16 25 40 64 and 160, ,5K-40K etc.7. Sealing surface : FF ,RF, LJ, FM ,R.T.J ,R ...