Stainless steel blind flange 1,Standard:ASME,ANSI,JIS,GB,DIN etc 2, ... :PL,SO,WN,SW,BL 4,ISO Certificate Stainless steel blind flange Material : Stainless steel:304,316,304L,316L,300,201 ... /STD/SGP/XS/XXS/DINPacking : No Fumigate or Fumigate Playwood/Wood Pallet or CaseDelivery : 20days or acc to customer's requirements ...