电动法兰截止阀 结构特点
1、选材考究,符合国内、外相关标准,结构合理,造型美观。
2、阀瓣、阀座密封面采用铁基合金堆焊或司太立(Slite)钴基硬质合金堆焊而成,耐磨、耐高温、耐腐蚀、抗擦伤性能好,使用寿命长。
4、阀杆经调质及表面氮化处理,有良好的抗腐蚀性和抗擦伤性。
5、可采用各种配管法兰标准及法兰密封面型式,满足各种工程需要及用户要求。
6、阀体材料品种齐全,填料、垫片可根据实际工况或用户要求合理选配,能适用于各种压力、温度及介质工况。
7、倒密封采用螺纹连接密封座或本体堆焊奥氏体不锈钢而成,密封可靠,更换填料可在不停机情况下进行,方便快捷,不影响系统运行。
8、配有DZW系列多回转式电动装置,具有壳体小,重量轻,功能全,并可与远程电脑配套使用,也可按用户要求选配电动装置。
主要性能规范
电动法兰截止阀试验压力
公称压力 | 1.6 | 2.5 | 4.0 | 6.4 | 10.0 | 16.0 | |
试验压力(MPa) | 壳体强度试验 | 2.4 | 3.8 | 6.0 | 9.6 | 15 | 24 |
上密封试验 | 1.8 | 2.8 | 4.4 | 7.0 | 11 | 18 | |
密封试验 | 1.8 | 2.8 | 4.4 | 7.0 | 11 | 18 |
使用范围
产品类型 | 适用介质 | 适用温度(℃) |
J41HY-C型 J941HY-C型 | 水、蒸汽、油品 | ≤425℃ |
≤450℃ | ||
J41W-P型 J941W-P型 | 硝酸类 | ≤2000℃ |
J41W-R型 | 醋酸类 | ≤200℃ |
J41Y-I型 J941Y-I型 | 水、蒸汽、油品 | ≤550℃ |
主要零件材料
产品类别 | 零件名称 | |||||||
阀体 阀盖 | 阀杆 | 阀瓣 | 密封面 | 阀杆螺母 | 填料 | 紧固件 | 手轮 | |
J41HY-C型 J941HY-C型 | 25、WCB | 铬不锈钢 | 2Cr13 25 | H:不锈钢 Y:钴基硬 质合金刚 | 铝青铜 | 柔性 石墨 | 优质碳钢 | 可锻铸铁 |
J41W-P型 J941W-P型 | 铬镍钛钢 | 铬镍钛钢 | 铬镍钛钢 | 铬镍钛钢 | 不锈钢 | |||
J41W-R型 | 铬镍钼钛钢 | 铬镍钼钛钢 | 铬镍钼钛钢 | 铬镍钼钛钢 | 不锈钢 | |||
J41Y-I型 J941Y-I型 | 铬钼钢 | 铬钼钢 | 钴基硬质 合金钢 | 钴基硬质合金钢 | 合金钢 |
主要尺寸及重量
公称通径DN(mm) | 主要外形尺寸和连接尺寸(mm) | 重量(kg) | ||||||
L | H | Do | ||||||
| ||||||||
10 | 130 | 198 | 120 | 4.7 | ||||
15 | 130 | 218 | 120 | 5.2 | ||||
20 | 150 | 258 | 140 | 7.1 | ||||
25 | 160 | 275 | 160 | 7.4 | ||||
32 | 180 | 280 | 180 | 8.5 | ||||
40 | 200 | 330 | 200 | 12.5 | ||||
50 | 230 | 350 | 240 | 14 | ||||
65 | 290 | 400 | 280 | 22.5 | ||||
80 | 310 | 355 | 280 | 29 | ||||
100 | 350 | 415 | 320 | 32.5 | ||||
125 | 400 | 460 | 360 | 80 | ||||
150 | 480 | 510 | 400 | 93.5 | ||||
200 | 600 | 710 | 400 | 180 | ||||
250 | 650 | 786 | 450 | 440 | ||||
300 | 750 | 925 | 500 | 648 |
公称通径DN(mm) | 主要外形尺寸和连接尺寸(mm) | 电动装置 | 重量(Kg) | |||||||||||||
L | H手 | H电 | Do手 | 手动 | 电动 | |||||||||||
| ||||||||||||||||
10 | 130 | 198 | - | 120 | - | 4.9 | - | |||||||||
15 | 130 | 218 | - | 120 | - | 5.4 | - | |||||||||
20 | 150 | 258 | - | 140 | - | 7 | - | |||||||||
25 | 160 | 275 | - | 160 | - | 7.4 | - | |||||||||
32 | 180 | 280 | - | 180 | - | 8.5 | - | |||||||||
40 | 200 | 330 | - | 200 | - | 12.5 | - | |||||||||
50 | 230 | 350 | 645 | 240 | DZW10I | 16 | 50 | |||||||||
65 | 290 | 355 | 690 | 280 | DZW10I | 25 | 62 | |||||||||
80 | 310 | 400 | 715 | 280 | DZW15I | 30 | 67 | |||||||||
100 | 350 | 415 | 770 | 320 | DZW20 | 34.5 | 73 | |||||||||
125 | 400 | 460 | 780 | 360 | DZW30 | 89 | 127 | |||||||||
150 | 480 | 510 | 875 | 400 | DZW45 | 98 | 215 | |||||||||
200 | 600 | 710 | 967 | 400 | DZW60 | 180 | 322 | |||||||||
250 | 650 | 786 | - | 450 | - | 446 | - | |||||||||
300 | 750 | 925 | - | 500 | - | 654 | - |
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