SERVICE CONDITION AND
RECOMMENDED MATERIAL
FOR BUTTERFLY VALVE
SERVICE RECOMMENDED
VALVE SEAT & MATERIAL
WATER RAW
NITRILE + C.I.
WATER TREATED
NITRILE + S.S.
HOT WATER
EPDM+ S.S. 316
AIR
EPDM + S.S. 316
OIL
NITRILE + S.S. 316
HYDROCHLORIC ACID
TEFLON + TEFLON
SULPHURIC ACID
>80% CONC
EPDM +S.S. 316
SULPHURIC ACID
>80% CONC <80% °C
EPDM ALLOY 20
SULPHURIC ACID
>80% CONC >80% °C
TEFLON + ALLOY 20
NITRIC ACID
TEFLON + TEFLON
PHOSPORIC ACID
HYPALON + TEFLON
SOD CL. BRINE RAW
HYPALON +TITANIUM
SOD CL. BRINE WITH
FREE CL.2
TEFLON + TITANIUM
WET CHLORINE
TEFLON + TITANIUM
DRY CHLORINE
TEFLON + TEFLON
SULPHER DIOXIDE
EPDM + S.S. 316
SOD. HYDROXIDE
AMBEINT
EPDM + S.S. 316
SOD. HYDROXIDE
>80 °C
TEFLON + NICKEL
HYDROFLURIC ACID
TEFLON + TEFLON
GENERAL DESCRIPTION FOR GATE, GLOBE & CHECK VALVES :
Body flanges of valves are drilled as per ANSI B-16-5/B.S.
1560 / DIN or alternatively drilled to B.S. 10 tables.
Serrated raised face, ring-joint flange ends and butt-welded
flange ends are available as per your requirements. KOR Valves
are designed for smooth flow and suitable service. They are
most preferred in modern industrial and petro-chemical plants
as well as refineries.
