公稱通徑(DN) | 不同開(kāi)度角下的Kv值 | ||||||||
溫度 | 10º | 20º | 30º | 40º | 50º | 60º | 70º | 80º | 90º |
50 | 2 | 4 | 9 | 17 | 32 | 60 | 97 | 151 | 215 |
80 | 6 | 11 | 22 | 44 | 83 | 155 | 250 | 389 | 550 |
100 | 9 | 18 | 35 | 71 | 133 | 248 | 398 | 620 | 890 |
150 | 20 | 40 | 80 | 160 | 300 | 560 | 900 | 1400 | 2000 |
200 | 36 | 72 | 143 | 286 | 737 | 1002 | 1611 | 2506 | 3580 |
250 | 57 | 113 | 226 | 453 | 848 | 1582 | 2543 | 3955 | 5650 |
300 | 81 | 163 | 325 | 651 | 1220 | 2278 | 3661 | 5695 | 8100 |
五、規(guī)格性能表
公稱通徑DN | 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | ||
流量系數(shù)(Kv) | 20 | 38 | 72 | 110 | 170 | 215 | 380 | 550 | 890 | 1400 | 2000 | 3580 | ||
動(dòng)作范圍 | 0-90 | |||||||||||||
允許壓差ΔP | 小于公稱壓力(1.6MPa) | |||||||||||||
泄漏量Q | 按API598標(biāo)準(zhǔn)測(cè)試 無(wú)泄漏 | |||||||||||||
基本誤差 | 2% 帶****** | |||||||||||||
回差 | 2% 帶****** | |||||||||||||
死區(qū) | 0.6% 帶****** |
DN | L | H | D | D1 | D2 | b | f | D3 | Z-d1 |
15 | 130/130/140 | 279 | 95 | 65 | 45 | 14/16/16 | 2 | 40 | 4-Φ14 |
20 | 140/140/150 | 282 | 105 | 75 | 55 | 14/16/16 | 2 | 51 | 4-Φ14 |
25 | 150/150/165 | 295 | 115 | 85 | 65 | 14/16/16 | 2 | 58 | 4-Φ14 |
32 | 165/165/180 | 298 | 135 | 100 | 78 | 16/18/18 | 2 | 66 | 4-Φ18 |
40 | 180/180/200 | 325 | 145 | 110 | 85 | 16/18/18 | 3 | 76 | 4-Φ18 |
50 | 200/200/220 | 332 | 160 | 125 | 100 | 16/20/20 | 3 | 88 | 4-Φ18 |
65 | 220/220/250 | 422 | 180 | 145 | 120 | 18/22/22 | 3 | 110 | 4-Φ18/8-Φ18/8-Φ18 |
80 | 250/250/280 | 558 | 195 | 160 | 135 | 20/22/22 | 3 | 121 | 8-Φ18 |
100 | 280/280/320 | 573 | 215/230/230 | 180/190/190 | 155/160/160 | 20/24/24 | 3 | 150 | 8-Φ18/8-Φ23/8-Φ23 |
125 | 320/320/360 | 605 | 245/270/270 | 210/220/220 | 185/188/188 | 24/28/30 | 3 | 176 | 8-Φ18/8-Φ25/8-Φ25 |
150 | 360/360/400 | 644 | 280/300/300 | 295/310/320 | 210/218/218 | 24/28/30 | 3 | 204 | 8-Φ23/8-Φ25/8-Φ25 |
200 | 400/400/550 | 850 | 335/360/375 | 295/310/320 | 265/278/282 | 26/34/38 | 3 | 260 | 12-Φ23/12-Φ25/12-Φ30 |