Shanghai Rong Titanium Valve Manufacturing Co., Ltd. is electric retractable butterfly} {SD943H professional manufacturers. The quality of survival, integrity and development, has a collection of scientific research, design, manufacture, sales and service in one of the high-quality workforce, strong technical force, advanced production technology. Sophisticated processing equipment, sound detection equipment, a sound quality assurance system to ensure product quality and reliability. Product description SD943H electric retractable electric retractable butterfly valve for temperature ≤80 ℃, nominal ≤1.6MPa food, pharmaceutical, chemical, petroleum, power, textile, paper and other water supply and drainage, gas pipes for regulating traffic and closure of media role, with compensation for thermal expansion and contraction of the pipe function. Its main features are as follows: design, reasonable, unique structure, light weight, easy operation, open and close rapidly; telescoping valve can be adjusted and the closure in addition to the role of compensation arising from the temperature difference between the pipeline expansion and contraction functions, but also for installation replacement, repair valves provide convenience. Adjustable sealing parts replacement, reliable sealing performance characteristics. Design Standard: GB / T12238-1989 flange dimensions: GB / T9113.1-2000; GB / T9113.2-2000 GB / T9115.1-2000; GB / T9115.2-2000 pressure test: GB / T13927- 1992; JB / T9092-1999 valve electric retractable main technical parameters nominal diameter DN (mm) 50 ~ 2000 Nominal pressure PN (MPa) 0.6 1.0 1.6 0.9 1.5 Test pressure strength test seal test 2.4 0.66 1.1 1.76 0.6 0.6 0.6 gas seal test Suitable temperature ≤80 ℃ For media air, water, steam, gas, oil, etc. In the form of a manual drive, worm gear, gas transmission, electric drive. Electric retractable butterfly major parts and materials Part Name Material Body Cast iron, steel, stainless steel, chrome molybdenum steel, alloy steel butterfly plate steel, alloy steel, stainless steel, chrome molybdenum steel ring rubber, PTFE, polyethylene inner fat, stainless steel Stem 2Cr13, stainless steel, chrome molybdenum steel telescopic tube cast iron, steel, stainless steel, chrome molybdenum steel electric retractable flexible graphite filler valve main dimensions nominal diameter dimensions (reference value) flange dimensions and bolt hole sizes (standard value) H H1 design maximum length design minimum length design length AB 0.6MPa 1.0MPa 1.6MPa mm D D1 D2 nd D D1 D2 nd D D1 D2 nd 50 80 309 186 156 171 180 200 140 110 88 4-14 165 125 99 4-18 165 125 994-186595337 190,160,175,180,200 1601301084-14 1851451184-18 1851451184-18 8,098,347,198,166,182,180 200 190 150 124 4-182001601328 -18,200,160,132 8-18100114373 228,188,208,180,200 2101701444-18 2201801568-18 2201801568-18 125,128,405,240,201 220,180,200,240,200 1748-18250210 184 8-18 250 2101848-18150 139,440,246,206,226 270,280,265,225,199 8-18285240211 8-22285240211 8-22200174612 265,219,242,400,425 3202802548-18 3402952668-22 34029526612-22 250,215,693,295,240 267,400,425,375,335 30912-18395350 31912-22405355 31912-26300245 747,308,254,282,450 56,044,039,536,312 -22,445,400,370 12-22460410370 12-26350270802 327,272,300,450,560 49044541312-22 50546042916-22 52047042916-26 400,305,991,368,308 338,535,580,540,495 46316-22565515 48016-26580525 48016-30450325 1,037,370,310,340,535,580 595 550 51816-22615565 53020-26640585 54820-30500360 1,127,392,332,362,535,580 64560056820-22 67062058220-26 71565060920-33 6,004,451,377,441,375,408 570,660,755,705,667 20-26 78072568220-30 84077072020-36 7,005,051,496,460,400,430 750,550,860,810,772 24-26 89584079424-30 91084079424-36 8,005,601,584,499,445,475 750,550,975,920,878 24-30 1015 95090124-33 1025950901 9006301676520 24-39 4,604,907,505,501,075 102097824-30 111510501001 28-3311251050 100128-391000 6,801,760,600,530,565,900 750,117,511,201,078 28-30 1230 1160111228-36 125511701112 28-421200795 2018675571623 1,000,925,140,513,401,295 32-33 145,513,801,328 32-3914851390 132832-481400 9,002,363,760,683,722 1,000,925,163,015,601,510 36-3616751590 153036-421685 1590153036-48 1600 11002723860770 81510009251830 1760171040-36 191518201750 40-4819301820 175040-561800 11242844930830 88011009802045 1970 171844-392115 2020195044-48 21302020195044 -56 2,000,129,231,271,020,920 970 1,100,980,226,521,802,125 48-4223252230 215048-482345 2230215048-62 ordering process: First, when ordering please specify: 1. Product name like, two nominal diameter. 3 Using pressure, 4. Temperature 5. Using the media, 6. Body material, 7. shipping address. Second, if such models selected by the design unit, please order our sales department directly by the models. Third, please call upon any special requirements when ordering products. Four, or more if unknown please call or fax, e-mail consultation. Fifth, the company of all for the purpose of customer service to availability, credibility, reliability, and all users to create brilliant.