Cast Iron Manual Butterfly Vlave

JINERJIAN Butterfly Vlave Comparison Table about JINERJIAN butterfly valve DN100 with butterfly valve on the market DN100 4"market DN100 4" Jinerjian butterfly valve item materialmaterial and features producthandle butterfly valve weight 3.14kg, worm one weight 5.44kg. Cold spray,only used indoorhandle butterfly valve weight 5.26kg, worm one weight 7.34kg Unique appearance, meets GB, ANSI, JIS standard, spraying under 2 times high temperature, never fade. 24 months guarantee bodycast iron,weight 1.56kg,hollow, rudeness,can't ensure concentricitycast iron,3.14kg, be processed under CNC lathe. Solid, drilled by machine,ensure the concentricity, reduce friction effectively. can supply ductile iron,cast steel,stainless steel 304,316,316L etc seatrenovated rubber, includes 5% natural rubber, hard,low flexibility, easy leakage after several timesEPDM seat, includes 50% natural rubber, -20-120°C,long service life, test results show rubber has no influence after open and shut 6000 times. can supper NBR,PTFE,CSM,Viton,silicone rubber and CR discweight 0.46kg, hollow,withstand 10bar pressure0.56kg,solid,working pressure is 30 bar. can supply ductile iron,cast steel,stainless steel 304,316,316L etc stem0.28kg,length 275mm, diameter 12mm,black iron stem,easy to rust0.44kg,290mm,diameter 16mm, made from galvanized cold drawn steel, smooth and anti-rust, reduce friction effectively bushingonly use 1 rubber O-ringyellow bushing,made from waterproof and wear resistant material after 16 processes,each valve has 4 bushings+1 O-ring, 5 steps reach zero leakage bolt+nut2 sets 6*20 galvanized bolts and nuts10*30 2 sets color bolts with two pairs gaskets to prevent loosen when pipe shock handlelength 230mm, weight 0.32kglength 260mm,scientific design, labour saving ,weight 0.36kg can supply pressed chromium handle, aluminum handle etc dick1.2mm thickness2mm thickness can supply pressed chromium plating disc and aluminum disc gearboxweight 1.7kg, cover with paintweight 2.04kg, spraying frosting test pressurespot check,10 bar test pressureevery butterfly valve has to tested on both sides before delivery,test pressure can reach 20 bar, national standard only request 17.6 bar Our company specialize in manufacturing butterfly valve,a variety of valves, flanges, threaded pipe fitting, punched elbows, groove fittings and pipe fittings for more than sixteen years. Being highly appreciated by users. Our products have many series, we can do any kinds according to customer’s requirement, can do different standards, such as ISO,GB,DIN,API,BS,JIS. Customers can buy or wholesale different items at one time by combine goods together.We can design the products accprding to your special request.OEM is welcome too.