Syi Ductile Iron Double Eccentric Double Flange Butterfly Valve Price

Flanged Butterfly Vlave with Concentric & Single Eccentric & Double Eccentric & Three EccentricDescriptionDouble eccentric end-flanged resilient sealing butterfly valve is operated by the disc rotating from 0° to 90 ,can be applied to cutoff of regulate the flow of media Vitreous be actuated by available upon request. Valve can be actuated by operating ever. handle wheel. electric actuator or pneumatic actuator.Technical Specifications: Design: EN593Face to face: ISO5752/EN558 SERIES13Flange drilling: EN1092Upper flange connection:ISO5211Main Parts and Material:ItemPart NameMaterialItemPart NameMaterial1BodyCI + NBR/EPDM or DI + NBR/EPDM3BodyCI + NBR/EPDM or DI + NBR/EPDM2O-ringEPDM4O-ringEPDMMain Dimensions: Unit: mmDNH1H2DL 100 460 109 220 127 150 530 143 285 140 200 570 182 340 152 250 660 219 400 165 300 715 244 455 178 350 750 283 505 190 400 785 312 565 216 450 890 344 615 222 500 920 381 670 229 600 995 451 780 267 700 1055 526 895 292 800 1135 581 1015 318 900 1190 643 1115 330 1000 1315 722 1230 410 1200 1505 840 1455 470 1400 1740 1150 1675 530 1600 1915 1305 1915 600 1800 2100 1425 2115 670 2000 2225 1580 2325 760 2200 2325 1710 2550 580 2400 2570 1880 2760 750 2600 2850 2010 2960 900 For other sizes not mentioned above, please contact us. We have right to change the data without further notice.Professional Design: * When initating the rotary opening movement the disc is off-seated after only few degree of opening movement and there is very little wear and tear between seat ring and disc * Body surface welding Brass when DN >700(see the picture),Our factory car also manufacture extension stem butterfly valve, butterfly valve of DN1800 extension stem lengthened 16.5 meters. (see the picture)* Rubber sealing ring and disc can adjust tightness or softness with clamping ring, it insures best performance of adjusting the compression of sealing* Body and disc made of ductile iron which promote the impact resistance and pressure-bearing capacity; sealing ring made of rubber and valve seat's sealing surface is conical shaped,make the sealing capacity more reliable. Excellent Corrosion Protection:Inside electrostatic epoxy resin powder coating or vitreous enamel(upon request),outside electrostatic epoxy resin powder coatingReliable Health Nature:Epoxy resin coating complies with WARS certification. Scope Of Application: Potable water supply and distribution, electric power pant,gas supply, warm-aiti system,smelting plant,chemical industry.PackagePacking: Usually packed by plywood crates or pallets. Quality ControlSYI Pipeline regards quality as an essential and integral part of our business success. Until now, we are ISO9001:2015 TUV, BSI Kitemarked, SGS, BV, FM certified, and UL, WRAS listed. We are the approved supplier to many worldwide known countries and authorities. Manufacturing "SYI" Brand products has evolved as a mark of quality!ServicesSYI manufactures and designs complete series of Valves according to DIN/BS/EN/API/ANSI/AWWA/ASME/ Russian and other major standards.-Gate Valves,-Butterfly Valves,-Check Valves,-Y-Strainers-Air Release Valves-Globe Valves-Fire HydrantThe Valves supplied by SYI Pipelines are mainly used for adjusting water, steam, oil, gas, and naturalgas in chemical industries, acid, alkali, and salt working pipelines. Sizes from 50-2000mm can meet full requirements from customers.Company ProfileSYI has continually invested in better technology and production facilities. More than 4,000 patternsare ready. We are capable to finish all the production processes from moulding, shot-blasting, machining, coating to packaging. We have over 100,000 m2 foundry land including:-10,000 m2 of the pattern, sand mixing, polishing, machining, hydraulic pressure, coating, packaging workshops;-4,000 m2 of three green sand moulding workshops and one resin sand moulding workshops;-3,000 m2 of automatic moulding machine line and epoxy coating line-professional laboratory-machining shop-and our own tooling shopStrict process and operating regulations together with perfect quality assurance system making every production step under control. All the products are subject to tests and inspections including composition analysis, metallographic examination, dimension & surface finish inspection, ring test, tensile test, hardness test, hydrostatic test, lining and coating test to be sure that the products meet the requirements of the standards.Since 2009, SYI Pipeline has developed from a pipes & fittings seller to a professional project solution provider, including the one stop service and solution from pipes, fittings, couplings & flanged adaptors, valves, fire hydrants, to water meters and accessories.SYI products have served 111 countries worldwide up to now!Most of these customers cooperated with SYI for more than 20 years!We value long term cooperation relationship mostly!Welcome to send us an i