产品特征
由于本产品蝶阀采用的是三维偏心原理设计,使密封面的空间运动轨迹达到理想化,
密封面相互之间无摩擦、无干涉,加之密封材料选择得当,从而使蝶阀的密封性,
耐腐蚀性、耐高温性和耐磨性等得到了可靠的保证。
其主要特点如下:
○ 开启力矩小,灵活方便,省力节能;
○ 三偏心结构,使蝶板越关越紧,其密封性能可靠,达到无泄漏;
○ 耐高压、耐磨损、使用寿命长等。


| 型号 | DN(mm) | A | B | L | H | H1 | H2 | K | E | N-∅D | ISO | PN10 | PN16 | LC150 | JSI10K | ||||
| ∅D | n-∅D | ∅D | n-∅D | ∅D | n-∅D | ∅D | n-∅D | ||||||||||||
| RDVL7-40 | 40 | 12.6 | 3 | 33 | 126 | 74 | 28 | 54 | 42 | 4-∅6.5 | F40 | 110 | 4-∅19 | 110 | 4-∅19 | 98.5 | 4-∅16 | 105 | 4-∅19 |
| RDVL7-50 | 50 | 12.6 | 3 | 42 | 126 | 74 | 28 | 65 | 50 | 4-∅7.5 | F05 | 125 | 4-∅19 | 125 | 4-∅19 | 120.5 | 4-∅19 | 120 | 4-∅19 |
| RDVL7-65 | 65 | 12.6 | 3 | 44.5 | 137 | 83 | 28 | 65 | 50 | 4-∅7.5 | F05 | 145 | 4-∅19 | 145 | 4-∅19 | 139.5 | 4-∅19 | 140 | 4-∅19 |
| RDVL7-80 | 80 | 12.6 | 3 | 44.5 | 144 | 92 | 28 | 65 | 50 | 4-∅7.5 | F05 | 160 | 8-∅19 | 160 | 8-∅19 | 152.5 | 8-∅19 | 150 | 8-∅19 |
| RDVL7-100 | 100 | 15.77 | 5 | 51 | 165 | 108 | 28 | 90 | 70 | 4-∅10 | F07 | 180 | 8-∅19 | 180 | 8-∅19 | 190.5 | 8-∅19 | 176 | 8-∅19 |
| RDVL7-125 | 125 | 18.92 | 5 | 54.5 | 176 | 127 | 28 | 90 | 70 | 4-∅10 | F07 | 210 | 8-∅19 | 210 | 8-∅19 | 216 | 8-∅22 | 210 | 8-∅23 |
| RDVL7-150 | 150 | 18.92 | 5 | 54.5 | 198 | 144 | 28 | 90 | 70 | 4-∅10 | F07 | 240 | 8-∅23 | 240 | 8-∅23 | 241.5 | 8-∅22 | 240 | 8-∅23 |
| RDVL7-200 | 200 | 22.1 | 5 | 60 | 228 | 170 | 35 | 125 | 102 | 4-∅12 | F10 | 295 | 8-∅23 | 295 | 12-∅23 | 298.5 | 8-∅22 | 290 | 12-∅23 |