MANUFACTURING STANDARD Design Standard：API 609, EN 593,ASME B16.34 Face To Face：API 609, ISO 5752, EN 558 Flange End：ASME B16.5, ASME B16.47, EN 1092, JIS B2220, GOST 33259 Inspection and Test: API 598, EN 12266, ISO 5208 Mark：MSS SP-25
Full metal seated butterfly valve adopts the structure of “metal to metal seat ring”, sealing ring of disc/seat are all metal with hardfaced treatment. This ensures reliable sealing performance and longer life span under frequent opening/closing working condition. MANUFACTURING STANDARD Design Standard：API 609, EN 593,ASME B16.34 Face To Face：API 609, ISO 5752, EN 558 Flange End：ASME B16.5, ASME B16.47, EN 1092, JIS B2220, GOST 33259 Inspection and Test: API 598, EN 12266, ISO 5208 Mark：MSS SP-25
PRODUCT FEATURES Triple offset Integral metal seal ring sealing Zero Leakage for both way Anti-blow out shaft Fire safe design to API607 Replaceable Seat & Disc Sealing Friction free
PRODUCT OPTIONS Body Material: WCB, CF8, CF8M, CF3, CF3M, LCB. Seal Ring: Metal to metal sealing Disc Material: WCB, CF8, CF8M, CF3, CF3M, LCB. Other Material Available Upon Request
PRODUCT OPERATION Lever Worm Gear Electric Actuator Pneumatic Actuator hydrodynamic
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