выступ клапан с тефлоновым сиденье

lug butterfly valve General purpose: 1.resilient butterfly valve; 2.lugged style; 3.CastIron/Ductile Ironbody; 4.SS316 Disc; 5.SS410 stem; 6.PTFEseat; Size:1-1/2(DN40)-12(DN300);10 position notch plate & lever-rated 10/16bar; Size:14(DN350)-24(DN600);Gear Boxoperator; Options:various seats:VITON,EPDM,NBR;SS316 /Monel Stem,SS304/Ductile Iron/Aluminium BonzeDisc. Features: 1:It employs excellent quality materials to suit various kinds of media with different temperature and concentration. 2:Handy operating and save effort. 3:Small dimensions in out-form, light in weight, reliable in seal and long in durablility. 4:It can be arranged in various working position. 5:Manufacture Standard: API609 6:Inspection and Test: API598 7:Size ranging from 1.5" to 72" 8:Temperature Range: -60oC-250oC 9:Pressure class: Low Pressure≤2.5Mpa 10:SuitableMedium: Freshwater,Sewage,Seawater,Air,Steam,Food,Medicine,Oils,Acids,Alkslis,Salts,etc.