Description

MUELLER Swing Check Valve – DB-A2122-B13

SWING CHECK VALV DIR ASTM A536 GR65-45-12 BODY&COVER 150ANSI B16.42 FF FLG ENDS 350PSI UL/FM.

Specifications

• Model A2122-B13
• Class 125/150
• Gravity operated.
• Sizes: 2″ – 16″/ DN50 – DN400.
• UL Listed and FM Approved.
• 2″ – 12″/ DN50 – DN300:350 psig / 24 barg C.W.P.,14″ & 16″/ DN350 & DN400: 250 psig / 17 barg C.W.P.
• Designs available:

          – A2122-B13 – 2″/DN50 – 12″/DN300;

          – A2122-B1 – 14″/DN350 & 16″/DN400,

          – Rubber Disc Facing and Bronze Seat Ring.

• Ductile Iron Valve Body.
• Two-part liquid epoxy coating for superior corrosion resistance.
• Ductile Iron Cover has lifting lug.
• Operating parts of Bronze and Stainless Steel, Cover Nuts and Bolts are electrogalvanized Steel to resist corrosion.
• Internal parts serviceable without removing valve from line.
• Tapping bosses both sides of body for connecting by-pass.
• Drain plug under inlet end for connecting drain valve.
• Flange End drilling meets: ANSI B16.1, Class 125 and ANSI B16.42, Class 150 Flat Face. Optional PN10, PN16 drilling.