The blind flange is a flange without a bore. It is used to close off the ends of a piping system and/or a pressure vessel opening. It also permits easy access to the interior of a line or vessel once it has been sealed and must be reopened.
 
* Size: 1/2” to 60”, DN 12mm to DN 1500mm
* Pressure class: Class 150 to Class 2,500, PN 2.5 to PN 250
* Facing: RF / RTJ
* Material:
Cabon steel: A105, A350 LF2
Stainless steel: A182 F304/F304L/F316/F316L/F321
Alloy steel: F11, F12
* Packing: plywood case and plywood pallet
 
Standards, Dimensions & Weight:

• ASME/ANSI B16.5 Class 150 BL
• ASME/ANSI B16.5 Class 300 BL
• ASME/ANSI B16.5 Class 600 BL
• ASME/ANSI B16.5 Class 900 BL
• ASME/ANSI B16.5 Class 1500 BL
• ASME/ANSI B16.5 Class 2500 BL
• ASME B16.47 Series A/MSS SP-44 Class 150 BL
• ASME B16.47 Series A/MSS SP-44 Class 300 BL
• ASME B16.47 Series A/MSS SP-44 Class 600 BL
• ASME B16.47 Series A/MSS SP-44 Class 900 BL
• ASME B16.47 Series B/API 605 Class 75 BL
• ASME B16.47 Series B/API 605 Class 150 BL
• ASME B16.47 Series B/API 605 Class 300 BL
• ASME B16.47 Series B/API 605 Class 600 BL
• ASME B16.47 Series B/API 605 Class 900 BL
• DIN 2527