D342X/D343X
Resilient seat flanged butterfly valvePurposeThe butterfly
valve is suitable for use in metallurgy, chemical power, municipal
engineering and medium such as water, oil and air pipeline, as
cutting fluid and adjust medium flow rate,
etc. Features1. This butterfly valve structure design
novelty, overall size is small, light
weight. 2. Disc plate with double eccentric, opening and
closing is rapid, convenient operation. 3. Disc
plate with double eccentric, No sliding friction between disc
plate and the sealing ring, sealing surface wear resistance
long service life, reliable sealing, easy to adjustWorking
principleRotate the butterfly valve handwheel, through the worm
worm gear transmission, drive the stem disc plate with in the
scope of 90 degrees to rotate, the disc plate is in open or
closed, achieve the goal of on and off or cut off the
medium. Executive standardDesign and manufacture
standard: GB12238-2008Flange connection
dimension: GB/T9113.1, GB/T 17241.6Structural
length: GB/T 12221Pressure test: GB/T13927Main part
materialsBody-Ductile iron /Cast steelValve
disc - Ductile iron / Cast steelValve
stem- Stainless steelSeal ring - NBR/EPDM/Fluorine
rubberPacking-Flexible graphite/V-type rubber padTechnical
Datesheet PN1.01.6150BLMPaDN50-2000mmSuitable Temperature
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