溝槽式碟閥特點:
1、溝槽式蝶閥結構緊湊、體積小、重量輕、操作靈活、維修方便;
2、密封性能可靠、不受介質注射限制(雙向密封);
3、過流面積大、流阻系數小、流通能力大;
4、碟板采用整體包膠抗老化抗輻射、經久耐用。
主要技術參數Main technical parameters
公稱壓力Nominal pressure | 1.0 | 1.6 | 2.5 | |||||
試驗壓力 test pressure | 殼體強度 shell trength | 1.5 | 2.4 | 3.75 | ||||
密封性能Sealing performance | 1.1 | 1.76 | 2.75 | |||||
適用介質suitable Media | 產品類型Product type | 鑄鐵,球墨鑄鐵Castiron, ductile iron | 銅Copper | 碳鋼carbon steel | 不銹鋼Stainless Steel | |||
適用介質Suitable Media | 水,水蒸汽,油品,空氣Water steam oil air | 水,水蒸汽Water,water vapor | 水,水蒸汽,油品,空氣water steam oil air | 硝酸類Nitric acid | ||||
工作溫度 work temperature | 密封面介質Sealing surface of the medium | 橡膠Rubber | 乙腈膠橡Acetonitrile Rubber | 乙丙橡膠EPDM | 氟橡膠Viton | 聚四氟塑料PTFE plastic | 銅Copper | 不銹鋼Stainless Steel |
工作溫度 work temperature | ≤60 | ≤80 | ≤250 | ≤250 | ≤200 | ≤200 | ≤200 |
主要零件材料Main parts materia
產品類型 Product Type | 材質Material | ||||
閥體Body | 閥板Valve plate | 閥軸Valve shaft | 密封面Sealing surface | ||
鑄鐵Cast iron | HT200 | 球鐵,碳鋼,噴涂或不銹鋼Ductile iron,carbon steel or stainless steel spray | 鉻不銹鋼Chromium Stainless Steel | 銅或不銹鋼Copper or Stainless Steel | 橡膠NBR,丁腈橡膠NBR,乙丙EPOM 氟橡膠PTFE,聚四氟塑料F46 |
球墨鑄鐵 ductile iron | QT450 | 球鐵,碳鋼,噴涂或不銹鋼Ductile iron,carbon steel or stainless steel spray | 鉻不銹鋼Chromium Stainless Steel | 銅或不銹鋼Copper or Stainless Steel | |
銅Copper | 銅Copper | 銅或不銹鋼Copper or Stainless Steel | 鉻不銹鋼Chromium Stainless Steel | 銅Copper | |
碳鋼carbon steel | WCB | 球鐵,碳鋼,噴涂或不銹鋼Ductile iron,carbon steel or stainless steel spray | 鉻不銹鋼Chromium Stainless Steel | 銅或不銹鋼Copper or Stainless Steel | |
不銹鋼Stainless Steel | 1Cr18Ni9T1(304) | 不銹鋼Stainless Steel | 不銹鋼Stainless Steel | 不銹鋼Stainless Steel |
主要外型尺寸External dimensions
公稱通徑/名稱 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 350 | 400 | 425 | 500 | 600 | |||||||
D | 57 | 60 | 76 | 89 | 108 | 114 | 133 | 140 | 159 | 165 | 168 | 219 | 273 | 325 | 377 | 426 | 480 | 530 | 630 | SJKD3型 | |
A1 | 14.5 | 14.5 | 14.5 | 16 | 16 | 16 | 19 | 19 | 19 | 25 | 25 | 25 | 25 | 25 | |||||||
B1 | 9.5 | 9.5 | 9.5 | 9.5 | 9.5 | 9.5 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | |||||||
C | 2.2 | 2.2 | 2.2 | 9.5 | 2.2 | 2.2 | 2.5 | 2.5 | 3.3 | 3.3 | 5.5 | 5.5 | 55 | 55 | |||||||
D381X D81X | L | 88 | 90 | 96 | 115 | 132 | 159 | 159 | 165 | 165 | 170 | 180 | 190 | 210 | |||||||
H1 | 60 | 75 | 80 | 94 | 125 | 220 | 220 | 250 | 265 | 300 | 330 | 350 | 410 | ||||||||
H0 | 220 | 245 | 270 | 300 | 350 | 600 | 600 | 740 | 765 | 875 | 940 | 995 | 1130 | ||||||||
E | 245 | 245 | 245 | 245 | 245 | 260 | 260 | 330 | 330 | 425 | 425 | 425 | 425 | ||||||||
F | 65 | 65 | 65 | 65 | 65 | 90 | 125 | 180 | 190 | 210 | 210 | 210 | 210 | ||||||||
D0 | 120 | 120 | 120 | 120 | 140 | 140 | 140 | 240 | 280 | 320 | 320 | 350 | 350 | SJKD3型 |