产品结构特点 Construction Features
一、两阀座密封三通球阀结构紧凑、外型美观、密封性能好。也能实现管道中介质流向的切换。也能使相互垂直的两个通道连通或关闭。(如流向图A)
二、四阀座密封三通球阀造型美观,结构紧凑合理,它不仅可实现介质流向的切换,也可使三个通道相互连通,同时也可关闭任一通道,使另外两个通道连通,灵活控制管路中介质的合流或分流。(如流向图B)。
主要零件材质及参数 Main Parts materials and Parameters
产品材料Product material | 304系列 | 304L系列 | 316系列 | 316L系列 | 321系列 | |
主要零件材料 Main Parts and materials | 阀体、阀盖 Body、Bonnet | CF8(304) | CF3(304L) | CF8M(316) | CF3M(316L) | 0Cr18Ni10Ti |
球体、阀杆 Globe、Ball Stem | 304 | 304L | 316 | 316L | 321 | |
螺栓 Bolt | A193-B8 | A193-B8 | A193-B8M | A193-B8M | A193-B8M | |
螺母 Nut | A194-8M | A194-8M | A194-8M | A194-8M | A194-8M | |
密封圈 Sealing Ring | 聚四氟乙烯 PTFE/对位聚苯 PPL | |||||
填料、垫圈 Stuffing、Washer | 聚四氟乙烯 PTFE/对位聚苯 PPL | |||||
适用工况 Applicable operating Mode | 适合介质 Applicable medium | 硝酸腐蚀性介质 Nitric acid etc corrosive medium | 醋酸等腐蚀性介质 Acetic acid etc corrosive medium | |||
适用温度 Applicable temperature | -28~300℃ | |||||
应用规范 Applicable specification | 法兰尺寸按 Flange dimension follows | JB79-59、SH3406、GB9113、HG20592-97 | ||||
检验试验按 Teat and inspection follows | BG/T13927-89 JB/T9092 |
备注:三通球阀一般采用两阀座结构,如流向图A所示两种工况。选用两面阀座L型结构(即Q44型)。流向图B中①和④两种工况亦可选用两阀座T型结构(即Q45型)。流向图B②和③两种工况必须选用四阀座T型结构(即Q45型)。其余工况也可选用四阀座结构,但应在订货合同中注明阀座结构。如阀门有其他要求请参阅样本《阀门的型号编制方法》填写相应的要求代号。
国标连接尺寸及外形GB Connection dimensions and external PN1.6MPa
型号 Type | 公称通径 DN/mm | 尺寸/mm Dimensions | |||||||||
L | L2 | D | D1 | D2 | B | F | Z-d | H | W | ||
Q45F-16 C P R | 15 | 150 | 75 | 95 | 65 | 45 | 14 | 2 | 4-14 | 95 | 130 |
20 | 160 | 80 | 105 | 75 | 55 | 14 | 2 | 4-14 | 110 | 130 | |
25 | 180 | 90 | 115 | 85 | 65 | 14 | 2 | 4-14 | 120 | 140 | |
32 | 200 | 100 | 135 | 100 | 78 | 16 | 2 | 4-18 | 144 | 180 | |
40 | 220 | 110 | 145 | 110 | 85 | 16 | 3 | 4-18 | 152 | 220 | |
50 | 240 | 120 | 160 | 125 | 100 | 16 | 3 | 4-18 | 182 | 220 | |
65 | 260 | 130 | 180 | 145 | 120 | 16 | 3 | 4-18 | 193 | 240 | |
80 | 280 | 140 | 195 | 160 | 135 | 20 | 3 | 8-18 | 217 | 270 | |
100 | 320 | 160 | 215 | 180 | 155 | 20 | 3 | 8-18 | 245 | 350 | |
125 | 380 | 190 | 245 | 210 | 185 | 22 | 3 | 8-18 | 282 | 500 | |
150 | 440 | 220 | 280 | 240 | 210 | 24 | 3 | 8-23 | 319 | 600 | |
200 | 550 | 260 | 335 | 295 | 265 | 26 | 3 | 12-23 | 380 | 1000 | |
250 | 670 | 310 | 405 | 355 | 320 | 30 | 3 | 12-25 | 460 | 1400 | |
300 | 720 | 370 | 460 | 410 | 375 | 30 | 3 | 12-25 | 520 | 1800 |
美标连接尺寸及外形API Connection dimensions and external 150Lb
公称通径DN/mm | 尺寸/mm Dimensions | |||||||||
(in) | (mm) | L | D | D1 | D2 | B | F | Z-d | H | LO |
1/2 | 15 | 140 | 89 | 60.5 | 35 | 10 | 1.6 | 4-15 | 55 | 130 |
3/4 | 20 | 165 | 98 | 70 | 43 | 11 | 1.6 | 4-15 | 55 | 130 |
1 | 25 | 165 | 108 | 79.5 | 51 | 12 | 1.6 | 4-15 | 70 | 140 |
11/4 | 32 | 220 | 117 | 79 | 64 | 13 | 1.6 | 4-15 | 75 | 180 |
11/2 | 40 | 250 | 127 | 98.5 | 73 | 15 | 1.6 | 4-15 | 90 | 220 |
21/2 | 50 | 260 | 152 | 120.5 | 92 | 16 | 1.6 | 4-19 | 104 | 260 |
2 | 65 | 320 | 178 | 139.5 | 105 | 18 | 1.6 | 4-19 | 153 | 350 |
3 | 80 | 320 | 190 | 152.5 | 127 | 19 | 1.6 | 4-19 | 187 | 400 |
4 | 100 | 370 | 229 | 190.5 | 157 | 24 | 1.6 | 8-19 | 206 | 500 |
5 | 125 | 510 | 254 | 216 | 186 | 24 | 1.6 | 8-22 | 252 | 600 |
6 | 150 | 510 | 279 | 241.5 | 216 | 26 | 1.6 | 8-22 | 244 | 1000 |
8 | 200 | 580 | 373 | 298.5 | 270 | 29 | 1.6 | 8-22 | 283 | 1300 |
10 | 250 | 670 | 406 | 362 | 324 | 31 | 1.6 | 12-25 | 345 | 1600 |
12 | 300 | 720 | 483 | 432 | 381 | 32 | 1.6 | 12-25 | 420 | 2100 |