FIG. 75 THREADED TOP & BOLTED TOP WELD END X FLANGED END

MATERIAL DATA

(1): CAST BODY MATERIAL

ASTM A216 GR. WCB CARBON STEEL

ASTM A487 GR. 4N CARBON STEEL

ASTM A351 GR. CF8M STAINLESS STEEL (316)

(2): CLAPPER MATERIAL

ASTM A216 GR. WCB CARBON STEEL

ASTM A487 GR. 4N CARBON STEEL

ASTM A351 GR. CF8M STAINLESS STEEL

(3): COVER MATERIAL

ASTM A216 GR. WCB CARBON STEEL

ASTM A351 GR. CF8M STAINLESS STEEL

(4): PIPE PLUG MATERIAL

ASTM A105 FORGED STEEL HD HEX PLUG

ASTM A182-07 FORGED STAINLESS STEEL HD HEX PLUG

(5): SEAL MATERIAL

STANDARD SEAL: BUNA-N (-30° F. TO +200° F.)

OPTIONAL SEAL: VITON (-15° F. TO +400° F.)

OTHER SEAL COMPOUNDS AVAILABLE ON REQUEST