MATERIAL OF CONSTRUCTION |
BODY / BONNET / YOKE |
CAST IRON, DUCTILE IRON, COPPER ALLOYS, CAST CARBON STEEL, FABRICATED CARBON STEEL, LOW TEMPERATURE CARBON STEEL, ALLOY STEEL, STAINLESS STEEL, DUPLEX / SUPER DUPLEX STAINLESS STEEL, HIGH NICKEL ALLOYS. |
TRIM |
CAST IRON, DUCTILE IRON, COPPER ALLOYS, CAST CARBON STEEL, FABRICATED CARBON STEEL, LOW TEMPERATURE CARBON STEEL, ALLOY STEEL, STAINLESS STEEL, DUPLEX / SUPER DUPLEX STAINLESS STEEL, HIGH NICKEL ALLOYS. |
SEAT |
PTFE, RPTFE, FILLED PTFE, EPDM, NBR, HNBR, VITON-GLT / FKM, NEOPRENE, VINYLESTER, POLYURETHANE, NITRIL RUBBER, METAL TO METAL SEATING FOR HIGH TEMPERATURE / FIRE SAFE DESIGN. |
PACKINGS AND SEALS |
PTFE, RPTFE, GRAPHITE, GRAPHOIL, LOW FUGITIVE EMISSION PACKING, SPECIAL MATERIALS. |
GASKET |
PTFE, RPTFE, GRAPHITE, GRAPHOIL, SPIRAL WOUNDED GASKETS, SPECIAL MATERIALS. |
FASTENERS |
ASTM A193 Gr.B7/A194 Gr.2H, B7M/2HM, B8/8, B8M/8M, B16/2H, B7/GR.7, B7M/GR.7M |
HANDWHEEL |
CARBON STEEL, DUCTILE IRON, MALLEABLE IRON, STAINLESS STEEL, HIGH IMPACT STEELS |
Note:
ACTUAL MATERIALS OF CONSTRUCTION WILL DEPENDS UPON THE VALVE SIZE, PRESSURE CLASS, TEMPERATURE AND SERVICE CONDITIONS.
OTHER MATERIALS ARE ALSO AVAILABLE UPON THE REQUEST.
BODY & BONNET SHALL BE INTEGRALLY FORGED OR CASTED AS PER CUSTOMER REQUIREMENT.
SPECIAL NDE & OTHER TESTING SHALL BE PERFORMED UPON CUSTOMER REQUIREMENT.