Customization: | Available |
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Temperature: | Ordinary Temperature |
Certification: | GS, RoHS, CE, ISO9001 |
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Nominal diameter mm | 20 | 25 | 40 | 50 | 65 | 80 | 100 | 150 | 200 | 250 | 300 | 350 | 400 | |||||||
Seat diameter mm | 10 | 12 | 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | Non-standard | |||
Kv | Liner | 1.8 | 2.8 | 4.4 | 6.9 | 11 | 17.6 | 27.5 | 44 | 69 | 110 | 176 | 275 | 440 | 690 | 1000 | 1600 | |||
Equal percentage | 1.6 | 2.5 | 4 | 6.3 | 10 | 16 | 25 | 40 | 63 | 100 | 160 | 250 | 400 | 630 | 900 | 1440 | ||||
Nominal pressure MPa | 0.6 1.6 4.0 6.4 | |||||||||||||||||||
Stroke mm | 10 | 16 | 25 | 40 | 60 | 100 | Non-standard | |||||||||||||
Flow character | Straight line, equal percentage, quick opening | |||||||||||||||||||
Medium temperature ºC | -15 to 200 (normal temperature), -40 to +250, -40 to +450 (medium temperature), -100 to +200 (low temperature) | |||||||||||||||||||
Flange standard | Cast Iron Standarad: JB78, Cast Steel Standard: JB79 | |||||||||||||||||||
flange type | Comply with JB78-59 and JB79-59 standards, and can be produced according to JB/79.1-94, JB/79.2-94, ANSI, JIS, DIN and other standards | |||||||||||||||||||
Material | PN | 0.6,1.6 | WCB(ZG230-450) CF3CF8 CF8M | |||||||||||||||||
(MPa) | 4.0,6.4 | WCB(ZG230-450),ZG1Cr18Ni9Ti,ZG0Cr18Ni12Mo2Ti CF8 CF8M | ||||||||||||||||||
Body type | Straight-through two-seat cast | |||||||||||||||||||
Trim material | 1Cr18Ni9, 0Cr18Ni12Mo2Ti CF8 CF8M | |||||||||||||||||||
Top bonnet | Ordinary type (normal temperature type), hot plate type (medium temperature type), low temperature type | |||||||||||||||||||
Accessories | Positioner, Handwheel, Electric/Pneumatic converter, Air filter pressure reducer | |||||||||||||||||||
Adjustable ratio R | 30:1 | |||||||||||||||||||
Air supply connector | M16×1.5 |
Nominal diameter mm | DN15-DN300 | |||
Material | C(WCB) | P(304) | R(316) | |
Main part | Body, bonnet | WCB(ZG230-450) | ZG1Cr18Ni9Ti(304) | ZG1Cr18Ni12Mo2Ti(304) |
Trim, seat | 1Cr18Ni9Ti(304)Or Stellite surfacing | 1Cr18Ni9Ti(304)Or Stellite surfacing | 1Cr18Ni12Mo2TiOr Stellite surfacing | |
Stem | 2Cr13 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti | |
Packing | V-shaped PTFE (F4), flexible graphite, stainless steel bellows | |||
Gasket | Reinforced PTFE (F4), stainless steel gasket, metal graphite spiral wound gasket | |||
Diaphragm cover | A3 stamped steel plate | |||
Corrugated diaphragm | Reinforced polyester fabric with nitrile rubber clip | |||
Spring | 60Si2Mn | |||
Push rod, bushing | 2Cr13 | |||
Shaft sleeve | Polyurethane (for reaction) | |||
Temperature | Medium | Steam, oil, gas, liquid | Nitric acid alkali type corrosive gas liquid | Corrosive gas and liquid such as acetic acid |
Normal T | -30~+250 F4:≤200ºC | -40~+250 F4:≤200ºC | -40~+250ºC F4:≤200ºC | |
High T | -30~+450ºC | -40~+550ºC | -40~+550ºC | |
Low T | -40~-60ºC, -60~-100ºC |
Performance indicators
Project | Technical performance index | ||
Basic error % | ±2.5 | ||
Hysteresis error % | ≤2.0 | ||
Death zone % | ≤1.0 | ||
Zero deviation% | Electric on | Beginning | ±2.5 |
Ending | ±2.5 | ||
Electric off | Beginning | ±2.5 | |
Ending | ±2.5 | ||
Deviation of rated stroke % | ≤2.5 | ||
Leakage (l/h) | 0.1%×capacity | ||
Adjust ratio (R) | 30:1 |
DN | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | |
L | PN16/40 | 181 | 184 | 220 | 222 | 254 | 276 | 298 | 352 | 410 | 451 | 600 |
PN64 | 206 | 210 | 251 | 251 | 286 | 311 | 337 | 394 | 457 | 508 | 650 | |
D | 225 | 225 | 225 | 225 | 225 | 255 | 255 | 255 | 310 | 310 | 310 | |
R | 177 | 177 | 177 | 177 | 177 | 177 | 177 | 177 | 226 | 226 | 226 | |
H1 | PN16/40 | 128 | 128 | 152 | 152 | 160 | 205 | 205 | 208 | 273 | 330 | 364 |
PN64 | 140 | 140 | 160 | 160 | 180 | 210 | 210 | 220 | 290 | 340 | 370 | |
H3 | PN16/40 | 144 | 144 | 172 | 172 | 180 | 232 | 232 | 235 | 300 | 357 | 391 |
PN64 | 156 | 156 | 180 | 180 | 200 | 237 | 237 | 247 | 317 | 367 | 397 | |
H2 | 373 | 373 | 495 | 495 | 495 | 700 | 700 | 700 | 725 | 725 | 725 | |
H4 | 459 | 459 | 459 | 459 | 459 | 520 | 520 | 520 | 570 | 570 | 570 | |
H5 | PN16/40 | 53 | 58 | 68 | 73 | 80 | 90 | 98 | 108 | 123 | 140 | 168 |
PN64 | 63 | 68 | 75 | 83 | 88 | 100 | 105 | 125 | 148 | 170 | 203 |
Control Valve | Pneumatic Control Valve |
Electric Control Valve | |
Manual Control Valve | |
Self Operated Control Valve | |
Ball Valve | Pneumatic Ball Valve |
Electric Ball Valve | |
Manual Ball Valve | |
Butterfly Valve | Pneumatic Butterfly Valve |
Electric Butterfly Valve | |
Manual Butterfly Valve | |
Other Valves | Globe Valve |
Gate Valve | |
Check Valve | |
Reducing Valve | |
Plug Valve | |
Safety Valve |