Sell High Performance Lug PTFE Seal Eccentric Butterfly Valve

Place of Origin	China

Model No.:
Product Origin:China
Brand Name:Shanghua
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Certification:ISO900, CE, API
Description:Features: 1) 815 and 830W series: wafer eccentric 2) 815, and 830L: lug with screw hole 3) Widely used in the fields such as foodstuff, beverage and medicine, purified pipelines and industrial environmental protection, water treatment, building and drainage pipelines 4) The seal is dependable and this valve be used in vacuum pipeline, due to eccentric structure 5) The two eccentric structure ensures the separate of the disc and the seat, and eliminates the uneven stress, prolongs the service life, so the seal performance is dependable 6) Performance: labial seal 316, stainless steel labial TFE seat and spherical disc, form a compensated resilient and hard or soft seal pair whose seal is reliable, antifriction and anticorrosion and resist high temperature 7) Adoptive standards a) Flange dimension: API609-83 b) Face-to-face dimension: API609-83 c) Test pressure: API598-82 8) Specifications a) DN (mm): 3"-36" b) Class: 300Lb c) PS (Mpa) i) Shell test: 7.5 ii) Seal test: 5.5 9) Suitable medium: water, steam, oil, coal gas, natural gas, sea water, acid 10) Suitable temperature: -40°C - 425°C 11) Main parts materials: a) Body: AS, WCB, 316, 316SS, CF8M b) Disc: 316, 316SS, CF8M c) Shaft: 17-4PH, 316 d) Seat: 316, TFE, PTFE e) Inserted parts: WCB, 316, 316SS, CF8M