Pneumatic 3 nzira yekusanganisa kudzora / kutonga vharafu muviri une maficha sepazasi:
Pneumatic 3 nzira yekudzora vharafu Muviri mhando: | 3-nzira yekukanda globe mhando |
Spool type: | 3-nzira mbiri chigaro spool |
Saizi yezita: | DN20~300 NPS 3/4〞~ 12〞 |
Nominal pressure: | PN16 ~ 100, CLASS 150LB ~ 600LB |
Kubatanidza: flange: | FF, RF, MF, RTJ |
Welding: | SW, BW |
Flange dimension: | Maererano neIEC 60534 |
Pneumatic 3 nzira yekudzora vharafu Mhando yebhoneti: | Ⅰ: yakajairika mhando (-20 ℃ ~ 230 ℃) Ⅱ: Radiator mhando: (-45 ℃ ~ yakakwirira kupfuura 230 ℃ chiitiko) Ⅲ: Yakaderera tembiricha yakawedzera mhando (-196 ℃ ~ -45 ℃) Ⅳ:Bellow chisimbiso mhando Ⅴ:Anodziya insulation Jacket mhando |
Packing: | V mhando PFE kurongedza, flex.graphite kurongedza, nezvimwe. |
Gasket: | Metal graphite kurongedza |
Kudzora vharafu Actuator: | Pneumatic: multi-spring diaphragm actuator, piston type actuator. |
Material list
Zita rechikamu | Kudzora Valve Material |
Muviri/Bhoneti | WCB/WCC/WC6/CF8/CF8M/CF3M |
Valve spool/Seat | 304/316/316L (yakafukidza stellite alloy) |
Packing | Zvakajairwa: -196~150℃ is PTFE,RTFE,>230℃ iri flexible graphite |
Bellow | 304,316,316L |
Gasket | Zvakajairika: Simbi isina simbi ine inoshanduka graphite, Yakakosha: Metal zino mhando gasket |
Stem | 2Cr13/17-4PH/304/316/316L |
Diaphragm Cover | Zvakajairika:Q235,Special:304 |
Diaphragm | NBR ine yakasimbiswa polyester jira |
Spring | Zvakajairika:60Si2Mn,Inokosha:50CrVa |
Kuita kwevharuvhu
Pneumatic 3 nzira yekudzora vharafu Kuyerera hunhu | Linear, muzana | |
Inobvumirwa nhanho | 30:1 | |
Yakatemerwa Cv kukosha | Percentage / linear CV8.5~1280 | |
Pneumatic 3 nzira inodzora vharafu / yekudzora vharafu Inobvumirwa leakage | Metal chisimbiso: IV giredhi (0.01% yakayerwa kugona) Leakage standard: GB/T 4213 | |
Pneumatic 3 nzira yekudzora vharafu Kuita | ||
Intrinsic kukanganisa(%) | ±1.5 | |
Dzorera musiyano(%) | ≤1.5 | |
Dead zone(%) | ≤0.6 | |
Musiyano kubva kumavambo kusvika kumagumo (%) | ±2.5 | |
Yakatemerwa musiyano wekufamba (%) | ≤2.5 |
Valve Special Chinodiwa
Special test | Material penetration flaw yekuona (PT), radiator bvunzo (RT), kuyerera kwehunhu bvunzo, yakaderera tembiricha bvunzo. |
Kurapa kwakakosha | Cheka nitrogen kurapwa, chigaro chakaoma alloy kurapwa. |
Special sukurudza | Degreasing uye dehydration kurapwa |
Special condition | Yakakosha pombi kana yekubatanidza, vacuum mamiriro, SS fastener, yakakosha coating. |
Special dimension | Customized face to face kureba kana dimension |
Kuedza uye kuongorora | Wechitatu bato bvunzo report |
Technical parameter
Chigaro dhayamita (mm) | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | ||
Yakatemerwa kuyerera kweyeyeti, CV | 8.5 | 13 | 21 | 34 | 53 | 85 | 135 | 210 | 340 | 535 | 800 | 1280 | ||
Saizi yezita | Travel | Sarudzo inoyerera coefficient Cv (★yakajairwa ● inokurudzirwa) | ||||||||||||
DN25 | 16 mm | ★ | ||||||||||||
DN32 | 25 mm | ★ | ||||||||||||
DN40 | ● | ★ | ||||||||||||
DN50 | ● | ● | ★ | |||||||||||
DN65 | 40mm | ★ | ||||||||||||
DN80 | ● | ★ | ||||||||||||
DN100 | ● | ● | ★ | |||||||||||
DN125 | 60mm | ★ | ||||||||||||
DN150 | ● | ★ | ||||||||||||
DN200 | ● | ● | ★ | |||||||||||
DN250 | 100mm | ● | ● | ★ | ||||||||||
DN300 | ● | ● | ★ |