一体式防泄漏球阀 北京高科恒通阀门专业生产一体式防泄漏球阀,铸钢一体式防泄漏球阀,丝扣一体式防泄漏,法兰一体式防泄漏球阀 Q41F一体式防泄漏球阀 性能规范Specifications | Nominal pressure:PN1.6,2.5,4.0,6.4MPa |
| Strength testing pressure:PT2.4,3.8,6.0,9.6MPa |
公称压力:PN1.6,2.5,4.0,6.4MPa | Seat testing pressure(low pressure):0.6MPa |
强度试验压力:PT2.4,3.8,6.0,9.6MPa | Applicable media: | | |
低压气密封试验压力:0.6MPa | Q41F-(16-64)C Water.Oil.Gas | |
适用介质:Q41F-(16-64)C 水,油,气 | Applicable temperature:-29~280℃ | |
适用温度:-29~280℃ | Applicable media: | | |
适用介质:Q41F-(16-64)P 硝酸类 | Q41F-(16-64)P Nitric acid | |
Q41F-(16-64)R 醋酸类 | Q41F-(16-64)R Acetic acid | |
适用温度:-40~280℃ | Applicable temperature:-40~280℃ | |
主要外形尺寸Main outer size(PN16) |
INCH | DN | d | L | D | K | D1 | N-ф | C | f | H | W |
1/2" | 15 | 90 | 108 | 95 | 65 | 46 | 4-14 | 14 | 2 | 60 | 110 |
3/4" | 20 | 105 | 117 | 105 | 75 | 56 | 4-14 | 14 | 2 | 65 | 120 |
1" | 25 | 110 | 127 | 115 | 85 | 65 | 4-14 | 14 | 2 | 75 | 150 |
1¼" | 32 | 125 | 140 | 135 | 100 | 76 | 4-18 | 16 | 3 | 83 | 160 |
1½" | 40 | 136 | 165 | 145 | 110 | 85 | 4-18 | 18 | 3 | 90 | 160 |
2" | 50 | 155 | 178 | 160 | 125 | 100 | 4-18 | 18 | 3 | 100 | 180 |
2½" | 65 | 170 | 190 | 180 | 145 | 118 | 4-18 | 10 | 3 | 110 | 200 |
3" | 80 | 200 | 203 | 195 | 160 | 130 | 8-18 | 20 | 3 | 130 | 250 |
4" | 100 | 230 | 229 | 215 | 180 | 150 | 8-18 | 22 | 3 | 150 | 270 |
主要零件材料Materials of main parts
零件名称 Description of parts | Q41F-(16-64)C | | |
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阀盖 Bonnet | WCB | ZG1Cr18Ni9i CF8 | ZG1Cr18Ni12Mo2Ti CF8M |
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| 聚四氟乙烯Polytetrafluorethylene(PTEE) |
| 聚四氟乙烯Polytetrafluorethylene(PTEE) |
球阀的工作原理和现实作用: 球阀的工作原理是靠旋转阀杆来使阀门畅通或闭塞。球阀开关轻便,体积小,可以做成很大口径,密封可靠,结构 简单,维修方便,密封面与球面常在闭合状态,不易被介质冲蚀,在各行业得到广泛的应用。