電動閘閥具有以下優(yōu)點：
1、流體阻力小,密封面受介質的忡刷和侵蝕小。
2、開閉較省力。
3、介質流向不受限制,不擾流、不降低壓力。
4、形體簡單,結構長度短，制造工藝性好，適用范圍廣。
電動閘閥執(zhí)行標準
設計與制造 Design and Manufacture | 結構長度 Face To Face | 法蘭尺寸 Flange Dimension | 壓力-溫度 Pressure Temperature Lating | 試驗-檢驗 spection And Test |
GB122234 | GB12221 | GB9113 JB79 | GB9131 | GB/T13927 JB/T9092 |
電動閘閥壓力試驗
公稱壓力 NominalPressure | 1.6 | 2.5 | 4.0 | 6.4 | 10.0 | 16.0 |
強度試驗 Shell Test | 2.4 | 3.8 | 6.0 | 9.6 | 15.0 | 24.0 |
水密封試驗 Water Seal Test | 1.8 | 2.8 | 4.4 | 7.0 | 11.0 | 18.0 |
上密封試驗 Backseat Test | 1.8 | 2.8 | 4.4 | 7.0 | 11.0 | 18.0 |
氣密封試驗 Air Seal Test | 0.4-0.7 | |||||
電動閘閥主要零件材料及性能
體、蓋、板 Body Cover Disc | 閥桿 Stem | 密封面 Sealing Face | 墊片 Sealing Shim | 填料 Packing | 工作溫度 Working Temperature | 適用介質 Suitable Medium | |
WCB | 2Cr13 | 13Cr STL 木體材料 With Body Material 尼龍 Nylon | 增強柔性石墨 13Cr/柔性石墨 Enhanced Flexible Graphite 1Cr13/Flexible Graphite 08軟鋼 08 Soft Steal 0Cr18Ni9Ti 0Cr17Ni12Mo2Ti XD550F(T) PTFE | 柔性石墨 增強柔性石墨 Flexible Graphite Enhanced Flexible Graphite SFB/260 SFP/260 PTFE | ≤425 | 水 蒸汽 油品 Water Steam Ｏil Goods | |
WC1 | 38CrMoAl 25Cr2MoV | ≤450 | |||||
WC6 | ≤540 | ||||||
WC9 | ≤570 | ||||||
C5 C12 | ≤540 | ||||||
ZGCr5Mo | ≤200 | 硝酸類 Nitric acid | |||||
ZG1Cr18Ni9Ti | 1Cr18Ni9Ti | ||||||
≤200 | 醋酸類 Acetic acid | ||||||
ZG1Cr18Ni12Mo2Ti | 1Cr18Ni12Mo2Ti |
電動閘閥電裝型號規(guī)格 主要尺寸和重量
1.6MPa | DN | L | D | D1 | D2 | b | n-φd | 電裝型號Electric Actuator Code | L1 | H | D0 | 重量 Weight |
凸面法蘭 RF Z940H Z940Y Z940W Z940F Z941H Z941Y Z941W Z941F 16C 16P 16R 16I | 40 | 200 | 145 | 110 | 85 | 16 | 4-18 | DZW10 | 590 | 595 | 365 | 87.5 |
50 | 250 | 160 | 125 | 100 | 16 | 4-18 | DZW10 | 590 | 653 | 365 | 90 | |
65 | 265 | 180 | 145 | 120 | 18 | 4-18 | DZW10 | 590 | 665 | 365 | 96 | |
80 | 280 | 195 | 160 | 135 | 20 | 8-18 | DZW15 | 590 | 725 | 365 | 108 | |
100 | 300 | 215 | 180 | 155 | 20 | 8-18 | DZW20 | 590 | 787 | 365 | 126 | |
125 | 325 | 245 | 210 | 185 | 22 | 8-18 | DZW20 | 590 | 934 | 365 | 173 | |
150 | 350 | 280 | 240 | 210 | 24 | 8-23 | DZW20 | 590 | 955 | 365 | 199 | |
200 | 400 | 335 | 295 | 265 | 26 | 12-23 | DZW30 | 590 | 1105 | 365 | 254 | |
250 | 450 | 405 | 335 | 320 | 30 | 12-25 | DZW30 | 810 | 1343 | 470 | 310 | |
300 | 500 | 460 | 410 | 375 | 30 | 12-25 | DZW45 | 810 | 1516 | 470 | 391 | |
350 | 550 | 520 | 470 | 435 | 34 | 16-25 | DZW90 | 810 | 1678 | 470 | 729 | |
400 | 600 | 580 | 525 | 485 | 36 | 16-30 | DZW120 | 830 | 1937 | 550 | 992 | |
450 | 650 | 640 | 585 | 545 | 40 | 20-30 | DZW120 | 830 | 1937 | 550 | 1168 | |
500 | 700 | 705 | 650 | 608 | 44 | 20-34 | DZW180 | 830 | 2234 | 550 | 1222 | |
600 | 800 | 840 | 770 | 718 | 48 | 20-41 | DZW250 | 870 | 2432 | 320 | 1376 | |
700 | 900 | 910 | 840 | 788 | 50 | 24-41 | DZW250 | 870 | 2489 | 320 | 1401 | |
800 | 100 | 1323 | 950 | 898 | 52 | 24-41 | DZW350 | 1170 | 2643 | 570 | - | |
900 | 1100 | 1120 | 1350 | 998 | 54 | 28-41 | DZW500 | 1170 | 2935 | 570 | - | |
1000 | 1200 | 1255 | 1170 | 1100 | 56 | 28-48 | DZW500 | 1170 | 3410 | 570 | - |
電動閘閥電裝型號規(guī)格 主要尺寸和重量
2.5MPa | DN | L | D | D1 | b | n-φd | 電裝型號Electric Actuator Code | L1 | H | D0 | 重量 Weight |
凸面法蘭 RF Z940H Z940Y Z940W Z940F Z941H Z941Y Z941W Z941F 25 25P 25R 25I | 40 | 200 | 145 | 110 | 18 | 4-18 | DZW10 | 590 | 595 | 365 | 91 |
50 | 250 | 160 | 125 | 20 | 4-18 | DZW10 | 590 | 653 | 365 | 95 | |
65 | 265 | 180 | 145 | 22 | 8-18 | DZW10 | 590 | 665 | 365 | 99 | |
80 | 280 | 195 | 160 | 22 | 8-18 | DZW15 | 590 | 725 | 365 | 113 | |
100 | 300 | 230 | 190 | 24 | 8-23 | DZW20 | 590 | 787 | 365 | 132 | |
125 | 325 | 270 | 220 | 28 | 8-25 | DZW20 | 590 | 902 | 365 | 181 | |
150 | 350 | 300 | 250 | 30 | 8-25 | DZW30 | 590 | 955 | 365 | 206 | |
200 | 400 | 360 | 310 | 34 | 12-25 | DZW30 | 810 | 1105 | 470 | 257 | |
250 | 450 | 425 | 370 | 36 |
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