cryogenic pneumatic valves fanaraha-maso
cryogenic pneumatic valves fanaraha-maso
Famaritana ara-teknika
2.1 Daty taratasy
| Pneumatic cryogenic control valve Karazana vatana: | mivantana amin'ny alalan'ny casting karazana globe |
| Valve karazana plug: | tsy mifandanja seza tokana plug karazana |
| Haben'ny anarana: | DN20~200,、NPS 3/4〞~ 8〞 |
| Fanerena nominal: | PN16 ~ 100、KILAZA 150LB ~ 600LB |
| Fifandraisana: flange: | FF、RF、MF、RTJ |
| Welding: | SW、BW |
| Haben'ny flange: | Araka ny IEC 60534 |
| Pneumatic cryogenic mifehy valve Bonnet karazana: | Ⅲ: Karazana miitatra hafanana ambany(-196℃~ 45℃） |
| Fonosana: | V karazana PFTE fonosana, flex.fonosana grafit, sns. |
| Gasket: | Fonosana graphite metaly |
| Pneumatic cryogenic mifehy valveActuator: | Pneumatic: multi-loharano diaphragm actuator, piston karazana actuator. |
2.2 Cryogenic fanaraha-maso ny rafitra valves sary
2.3 Cryogenic fanaraha-maso valve fitaovana lisitra
| Anaran'ny singa | Fanaraha-maso Valve Material |
| Vatana/Satroka | LCB/LCC/LF2/CF8/CF8M/CF3M |
| Valve spool/seza | 304/316/316L (mihoatra ny firaka stellite) |
| Fonosana | Normal:-196～150℃dia PTFE |
| Gasket | Ara-dalàna: vy tsy misy pentina miaraka amin'ny grafit malefaka, manokana: karazana nify metaly |
| Diaphragm Cover | Normal:Q235,Special:304 |
| Diaphragm | NBR misy lamba polyester nohamafisina |
| Lohataona | Normal: 60Si2Mn, manokana: 50CrVa |
| Mifehy valve stem | 2Cr13/17-4PH/304/316/316L |
2.4Low fitaovana mari-pana mety lisitra mari-pana
| Casting | manorina | ||
| Fitaovana | Ny asa ambany indrindra hafanana | Fitaovana | Ny asa ambany indrindra hafanana |
| LCB | -46°C | LF2 | -46°C |
| LCC | -46°C | -46°C | |
| LC1 | -59°C | LF5 | -59°C |
| LC2 | -73°C | LF9 | -73°C |
| LC3 | -101°C | LF3 | -101°C |
| CF8 | -254°C | F304 | -254°C |
| CF8M | -254°C | F316 | -254°C |
| CF3 | -254°C | F304L | -254°C |
| CF3M | -254°C | F316L | -254°C |
2.5 Cryogenic fanaraha-maso valva fampisehoana
| Pneumatic cryogenic manara-penitra valve toetra mikoriana | Linear, isan-jato, misokatra haingana |
| Laharana azo ekena | 50: 1 (CV<6.3 30: 1) |
| Sanda Cv naoty | Isan-jato CV1.6~630,linear CV1.8~690 |
| Pneumatic cryogenic regulating valve Azo avela leakage | Tombo-kase metaly: kilasy IV(0.01% ny fahafaha-manao） Tombokase malefaka: kilasy VI(kilasy foam） Fenitra leakage: GB/T 4213 |
| Pneumatic cryogenic mifehy valve Performance | |
| Fahadisoana anatiny % | ±1.5 |
| Fahasamihafana miverina,% | ≤1.5 |
| Faritra maty,% | ≤0.6 |
| Fahasamihafana manomboka amin'ny teboka farany,% | ±2.5 |
| Naoty fahasamihafan'ny dia,% | ≤2.5 |
2.6 Cryogenic fanaraha-maso valve actuator parameter
| Control Valve Type\ Method | Pneumatic diaphragm actuator |
| PZMA-4~PZMA-7 | |
| Karazana lohataona marobe | |
| Fampiasana | Karazana mandrindra, karazana ON-OFF |
| Tosidra famatsiana rivotra na Volavolan'ny famatsiana herinaratra | Tosi-drivotra famatsian-drivotra (Spring range) 140(20～100）Kpa G 240 (40～200) Kpa G 280 (80～240) Kpa G |
| Connector | Fampifandraisana fantsona: RC1/4 |
| Hetsika mivantana | Mitombo ny tsindry, midina ny taho, mihidy ny valva. |
| fanehoan-kevitra | Mitombo ny tsindry, miakatra ny taho, misokatra ny valva. |
| Famantarana fampidirana | 40～20mA.DC(miaraka amin'ny positioner） |
| haingana toy | ≤1%FS(miaraka amin'ny positioner） |
| Karazana tsipika | 2%FS(miaraka amin'ny positioner） |
| Ny mari-pana amin'ny tontolo iainana | -10℃～+70℃ |
| Pneumatic cryogenic manara-penitra valve Accessories | E/P, P/P valve positioner, sivana regulator, valva mpanova, solenoid valve, voafetra switch Accessories tsy manara-penitra, mila naoty manokana. |
2.7 Cryogenic fanaraha-maso valve ara-teknika
| Savaivony seza (mm) | 10 | 12 | 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | |
| Naoty Cv | isan-jato | 1.6 | 2.5 | 4.0 | 6.3 | 10 | 16 | 25 | 40 | 63 | 100 | 160 | 250 | 400 | 630 |
| Linear | 1.8 | 2.8 | 4.4 | 6.9 | 11 | 17.6 | 27.5 | 44 | 69 | 110 | 176 | 275 | 440 | 690 | |
| Nom.Size | Tsangatsangana | Toetran'ny fandehan'ny safidy Cv.(★manara-penitra ●naroso ○ namboarina) | |||||||||||||
| DN20 | 16mm | ● | ● | ● | ★ | ||||||||||
| DN25 | ● | ● | ● | ● | ★ | ||||||||||
| DN32 | 25 mm | ○ | ○ | ○ | ○ | ○ | ★ | ||||||||
| DN40 | ○ | ○ | ○ | ○ | ● | ★ | |||||||||
| DN50 | ○ | ○ | ○ | ● | ● | ★ | |||||||||
| DN65 | 40mm | ○ | ○ | ○ | ★ | ||||||||||
| DN80 | ○ | ○ | ○ | ● | ★ | ||||||||||
| DN100 | ○ | ○ | ○ | ● | ● | ★ | |||||||||
| DN125 | 60mm | ○ | ○ | ○ | ★ | ||||||||||
| DN150 | ○ | ○ | ● | ★ | |||||||||||
| DN200 | ○ | ○ | ● | ● | ★ | ||||||||||
| Pneumatic actuator Faritra diaphragma, Ae(cm2) | PZMA-4 | PZMA-5 | PZMA-6 | PZMA-7 | |||||||||||
| 280 | 400 | 600 | 1000 | ||||||||||||
| Action | Lohataona faritra | Pneumatic cryogenic manara-penitra valve Famehezana metaly azo avela fahasamihafana tsindry (MPa) | |||||||||||||
| Rivotra misokatra | 20-100KPa | 4.46 | 3.09 | 1.98 | 1.16 | 0.7 | 0.44 | 0.28 | 0.18 | 0.17 | 0.11 | 0.07 | 0.07 | 0.05 | 0.03 |
| 40-200 KPa | 6.4 | 6.4 | 5.94 | 3.34 | 2.14 | 1.31 | 0.84 | 0.53 | 0.51 | 0.33 | 0.21 | 0.22 | 0.15 | 0.09 | |
| 80-240 KPa | 6.4 | 6.4 | 6.4 | 6.4 | 4.99 | 3.05 | 1.95 | 1.25 | 1.18 | 0.78 | 0.5 | 0.51 | 0.36 | 0.21 | |
| Mikatona ny rivotra | 20-100KPa | 6.4 | 6.19 | 3.96 | 2.23 | 2.14 | 0.87 | 0.56 | 0.35 | 0.34 | 0.22 | 0.14 | 0.15 | 0.1 | 0.06 |
| 40-200 KPa | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 5.86 | 3.64 | 2.3 | 2.21 | 1.43 | 0.91 | 0.95 | 0.66 | 0.37 | |
| 80-240 KPa | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 5.04 | 3.18 | 3.06 | 1.98 | 1.26 | 1.32 | 0.92 | 0.52 | |
Soraty eto ny hafatrao ary alefaso aminay
