MATERIAL OF CONSTRUCTION |
BODY & TOP COVER |
CAST IRON, DUCTILE IRON, 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, CARBON STEEL, LOW TEMPERATURE CARBON STEEL, ALLOY STEEL, STAINLESS STEEL, DUPLEX / SUPER DUPLEX STAINLESS STEEL, HIGH NICKEL ALLOYS. |
SEAT RINGS |
PTFE, RPTFE, FILLED PTFE, DEVLON, PEEK, NYLON, METAL to METAL |
PACKINGS AND SEALS |
NBR, HNBR, VITON, EPDM, PTFE, RPTFE, FILLED PTFE, DEVLON, PEEK, NYLON, GRAPHITE, GRAPHOIL |
GASKET |
PTFE, RPTFE, FILLED PTFE, DEVLON, PEEK, NYLON, GRAPHITE, GRAPHOIL, SPIRAL WOUNDED GASKETS, SOFT IRON METAL RING GASKETS, SPECIAL MATERIALS. |
BEARING |
PTFE, RPTFE, STAINLESS STEEL + BACKED PTFE |
FASTENERS |
ASTM A193 Gr.B7/A194 Gr.2H, B7M/2HM, B8/8, B8M/8M, B16/2H, B7/GR.7, B7M/GR.7M |
SPRINGS |
STAINLESS STEEL, INCONEL 625, INCONEL 825, INCONEL X-750, CHROME STEEL, HIGH NICKEL ALLOY SPRINGS |
Note:
ACTUAL MATERIALS OF CONSTRUCTION WILL DEPENDS UPON THE VALVE SIZE, PRESSURE CLASS, TEMPERATURE AND SERVICE CONDITIONS.
OTHER MATERIALS ARE ALSO AVAILABLE BASED UPON REQUEST.
BODY & END CONNECTOR SHALL BE INTEGRALLY FORGED OR CASTED AS REQUESTED BY CUSTOMER.
SPECIAL NDE & OTHER TESTING SHALL BE PERFORMED UPON CUSTOMER REQUIREMENT.