技術規范Technical specificastion
設計與制造Design and manufacture:Gb12235
結構長度Face to face dimension:Gb12221
法蘭連接尺寸Connection dimension of flange:Gb4216
部件列表Component list:
1 | 上閥體 | Upper body |
2 | 下閥體 | Lower body |
3 | 閥體襯里 | Bodylining |
4 | 球體 | Ball |
部件材料ComponentMaterials:
上閥體：鑄鐵、球墨鑄鐵、碳鋼
下閥體：鑄鐵、球墨鑄鐵、碳鋼
襯里：氟塑料、橡膠
球體：氟塑料、橡膠
主要外形尺寸及重量Maindimensionsandweight
公稱通徑Nominal DN | 公稱壓力MpaNominal pressure | 工作壓力MpaWorking pressure | L mm | D mm | D1 mm | b mm | N-φd mm | 重量 Weightkg/kilos | |
mm | inch | ||||||||
15 | 1/2" | 1.0 | 0.6 | 150 | 95 | 70 | 95 | 4-14 | 4 |
20 | 3/4" | 150 | 105 | 75 | 100 | 4-14 | 4.5 | ||
25 | 1" | 152 | 115 | 90 | 125 | 4-14 | 6 | ||
40 | 11/2' | 165 | 150 | 105 | 145 | 4-18 | 10 | ||
50 | 2" | 178 | 165 | 120 | 165 | 4-18 | 13.5 | ||
65 | 21/2' | 190 | 185 | 140 | 205 | 8-18 | 18 | ||
80 | 3“ | 203 | 200 | 150 | 240 | 8-18 | 23.5 | ||
100 | 4" | 229 | 220 | 175 | 270 | 8-18 | 38 | ||
125 | 5" | 325 | 250 | 210 | 286 | 8-18 | 60 | ||
150 | 6” | 394 | 285 | 240 | 380 | 8-22 | 90 | ||
200 | 8" | 457 | 340 | 295 | 440 | 8-22 | |||
