Pneumatic Cage Control valve Fluid:Gas,water,oil Size:DN25~400 PN:1.6-10MPa Material:Characteristics:Linear,Equal%,Quick
Pneumatic Cage Control valve( Pneumatic Diaphragm Type)
Size:DN25~500 1''-20''Material:SS304, SS316, etc
Flow Characteristics:Linear,Equal-percentage,Quick open
Materials
Name | Material |
Body &Bonnet | WCB,304,316 |
Plug & Seat | 304,316,0304/316+PTFE,304/316+Stellite |
Packing | PTFE,flexible graphite |
Bellows | 304 |
Gasket | Graphite wound gaskets |
Membrane cover | A3,304 |
Bellow diaphragm | With Nylon fabric NBR |
Spring | 60Si2Mn |
Stem & Handspike | 304,316 |
Technical Parameter
DN | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 350 | 400 |
Sear diameter mm | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 650 | 400 |
Rated KV | 10 | 16 | 25 | 40 | 63 | 100 | 160 | 250 | 400 | 630 | 1000 | 1600 | 1960 | 2560 |
Nominal pressure Mpa | 1.6,2.5,4.0,6.4 | |||||||||||||
Travel mm | 16 | 25 | 40 | 60 | 100 | 130 | ||||||||
Effective diaphragm area Ae(cm2) | 280 | 350 | 560 | 900 | 1400 |
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Signal range Kpa | 20-100,40-200,80-240 | |||||||||||||
Supply pressure | 0.1-0.4 | 0.4-0.7 | ||||||||||||
Inherent flow characteristics | Linear ,equal-percentage,quick open | |||||||||||||
Inherent adjust ratio | 30:1 | |||||||||||||
Leakage | III,IV | |||||||||||||
Flange size | Conform with the standard of JB/79.1(2)-94,HG20592-97,GB,ANSI,JIS,DIN etc. | |||||||||||||
Body material | WCB,304,316,WC6,WC9,Ti,Ni,Hastelloy,Monel etc. | |||||||||||||
Plug material | 304,316,420,Ti,Ni,Hastelloy,Monel etc. | |||||||||||||
Working TEM. | -40~+230(normal TEM.),+230~+450(middle TEM.),+450~+560(high TEM.),-40~-196(low TEM.), | |||||||||||||
Series type | Normal TEM.,middle TEM.,low TEM.,bellows sealing type,jacket insulation type,shut-off control type | |||||||||||||
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Pneumatic Cage Control valve( Pneumatic Diaphragm Type)
