ZJHP fine small single-seat regulating valve
RG7000 series of straight valve steam motored performer is used for the valves acting as straight process active switch , such as sluice valve , stop valve , drain valve , pluger valve and diaphragm valve . it is fixed on the top the valves , with single cylinder and double cylinder , double cylinder opened as double push , the accessories as electromagnetic valve (valve controlling box) , position limited switch , and junction box . it is the features of viewing valve switch position director , hand-motored organ available , with hand motor at the top and the middle . The inner hole of the cylinder and the surface of the cylinder rod is painted with Telflon . or durionising , and all parts of motion chafe has wearing guiding circle to separate .
RG7000 SERIES products can frequently control valves switch reliablly , and can used in the occasions of hand working condition and inflammable and expensive occasions , it is widely used in oil refiner , chemical factory , power station , steel factory , heat supply system , water supply system , wasted water heating factory , pharmany factory and food and beverage factory .
In both present time and future , large quantity of high quality valve steam motored performers will be need in valve manufacture , compete machine manufacture , valve dealer , project contractor , and designing institutions and many end customers . RG7000valve steam motored performer will be the preferred product which wins customers by high quality and best service .
Details
ZJHP fine small pneumatic single-seat regulating valve by pneumatic diaphragm spring actuator and low flow resistance through single-seat regulating mechanism. Body for direct single seat cover without mistake oriented structure, the valve core to the plunger type structure, compared with ordinary single-seat valve has a small size. Light weight, large flow, etc. Suitable for large flow. Leak quantity demanding occasions.
| DN(mm) | 20 | 25 | 40 | 50 | 65 | 80 | 100 | 150 | 200 |
| Valve seat dia(mm) | 10 | 12 | 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 |
| rated flow coefficient(Kv) | Staight line | 1.8 | 2.8 | 4.4 | 6.9 | 11 | 17.6 | 27.5 | 44 | 69 | 110 | 176 | 275 | 440 | 690 |
| Equal percent | 1.6 | 2.5 | 4 | 6.3 | 10 | 16 | 25 | 40 | 63 | 100 | 160 | 250 | 400 | 630 |
| PN(Mpa) | 0.6; 1.6; 4.0; 6.4 |
| trip(mm) | 16 | 25 | 40 | 60 |
| Flow characteristics | Straight line / Equal percent |
| Medium temperature(℃) | -20~200(normal temperature) -40~450(middle temperature ) |
| Flang size , type | PN6 16 according to JB/T79.2-94 smooth type; PN40 64 according to JB/T79.2-94 Concave type |
| Valve material | PN(Mpa) | 0.6,1.6 | HT200/ZG230-450/ZG1Cr18Ni9Ti/ZG0Cr18Ni12Mo2Ti |
| 4.0,6.4 | ZG230-450/ZG1Cr18Ni9Ti/ZG0Cr18Ni12Mo2Ti |
| Valve core material | 1Cr18Ni9/0Cr18Ni12Mo2Ti |
| Valve top cover type | Normal type (normal temperature) , Heat plate type (middle temperature ) |
| Adjustable ratio | 50:1 |
