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cryogenic pneumatic Iṣakoso àtọwọdá

cryogenic pneumatic Iṣakoso àtọwọdá

Apejuwe kukuru:

Pneumatic cryogenic regulating valve is used for liquefied natural gas, liquefied Petroleum gas, liquefied oxygen, liquefied nitrogen, liquefied hydrogen.Extended bonnet design of the Pneumatic cryogenic regulating valve lati rii daju pe igbẹkẹle ti iṣakojọpọ stem & sealing.Pneumatic cryogenic regulating valve otutu Rating: -196°C + 45°C.


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2.1 Iwe ọjọ

Àtọwọdá iṣakoso cryogenic pneumatic Iru Ara: taara nipasẹ simẹnti agbaiye iru
Iru plug àtọwọdá: ti kii-iwontunwonsi nikan ijoko plug iru
Iwọn orukọ: DN20-200,,NPS 3/4~ 8
Titẹ orukọ orukọ: PN16 ~ 100,Kilasi 150LB ~ 600LB
Asopọ: flange: FF,RF,MF,RTJ
Alurinmorin: SW,BW
Iwọn Flange: Gẹgẹbi IEC 60534
Pneumatic cryogenic ti n ṣatunṣe àtọwọdá Bonnet Iru: : Low otutu tesiwaju iru(-196~ 45)
Iṣakojọpọ: V iru PFTE iṣakojọpọ, rọ.lẹẹdi packing, ati be be lo.
Apoti: Iṣakojọpọ lẹẹdi irin
Àtọwọdá eleto cryogenic pneumaticActuator: Pneumatic: olona-orisun diaphragm actuator, piston iru actuator.

2.2 Cryogenic Iṣakoso àtọwọdá iyaworan

cryogenic pneumatic control valve

2.3 Cryogenic Iṣakoso àtọwọdá akojọ

Orukọ paati Iṣakoso àtọwọdá elo
Ara/Bonnet LCB/LCC/LF2/CF8/CF8M/CF3M
àtọwọdá spool / ijoko 304/316/316L(alupo stelite agbekọja)
Iṣakojọpọ Deede:-196150jẹ PTFE
Gasket Deede: Irin alagbara, irin pẹlu lẹẹdi rọ, Pataki: Irin ehin iru gasiketi
Ideri diaphragm Deede:Q235, Pataki:304
Diaphragm NBR pẹlu fikun polyester fabric
Orisun omi Deede: 60Si2Mn, Pataki: 50CrVa
Iṣakoso àtọwọdá yio 2Cr13 / 17-4PH / 304/316/316L

2.4Low otutu ohun elo dara liLohun akojọ

Simẹnti Ṣiṣẹda
Awọn ohun elo Iṣẹ ti o kere julọ
otutu
Awọn ohun elo Iṣẹ ti o kere julọ
otutu
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 Iṣakoso àtọwọdá iṣẹ

Àtọwọdá eleto cryogenic pneumatic
Ti iwa sisan
Laini, ogorun, ṣiṣi ni kiakia
Allowable ibiti o 50:1 (CV<6.3 30:1)
Ti won won CV iye Ogorun CV1.6 ~ 630,laini CV1.8 ~ 690
Pneumatic cryogenic regulating àtọwọdá Allowable jijo Igbẹhin irin: IV ite(0,01% ti won won agbara)
Asọ asiwaju: VI ite(foomu ite)
Idiwọn jijo: GB/T 4213
Pneumatic cryogenic regulating àtọwọdá Performance
Asise inu% ± 1.5
Iyatọ pada,% ≤1.5
Agbegbe ti o ku,% ≤0.6
Iyatọ lati ibẹrẹ si aaye ipari,% ± 2.5
Iyatọ irin-ajo ti a ṣe ayẹwo,% ≤2.5

2.6 Cryogenic Iṣakoso àtọwọdá actuator paramita

Iṣakoso àtọwọdá Iru \ Ọna Pneumatic diaphragm actuator
PZMA-4 ~ PZMA-7
Olona-orisun omi iru
Lilo Regulating iru, ON-PA iru
Air ipese titẹ tabi Power ipese foliteji Titẹ ipese afẹfẹ (Iwọn orisun omi)
140(20100)Kpa G
240 (40200) Kpa G
280 (80240) Kpa G
Asopọmọra Asopọmọra paipu: RC1/4
Taara igbese Ilọsi titẹ, yoo sọkalẹ, valve sunmọ.
Idahun Ilọsi titẹ, yio goke, valve ìmọ.
Ifihan agbara titẹ sii 4020mA.DC(pẹlu positioner)
Aisun ≤1% FS(pẹlu positioner) 
Iru laini 2% FS(pẹlu positioner)
Iwọn otutu ayika -10+70
Àtọwọdá eleto cryogenic pneumatic
Awọn ẹya ẹrọ
E/P, P/P àtọwọdá positioner, àlẹmọ eleto, àtọwọdá àtọwọdá, solenoid àtọwọdá, lopin yipada
Awọn ẹya ẹrọ ti kii ṣe deede, nilo awọn akọsilẹ adani pataki.

2.7 Cryogenic Iṣakoso àtọwọdá imọ paramita

Ila opin ijoko (mm) 10 12 15 20 25 32 40 50 65 80 100 125 150 200
Ti won won CV Ogorun 1.6 2.5 4.0 6.3 10 16 25 40 63 100 160 250 400 630
Laini 1.8 2.8 4.4 6.9 11 17.6 27.5 44 69 110 176 275 440 690
Nom.iwọn Irin-ajo Aṣayan sisan ti iwa CV.(★boṣewa ●ṣeduro ○ adani)
DN20 16mm                    
DN25                  
DN32 25 mm                
DN40                
DN50                
DN65 40mm                    
DN80                  
DN100                
DN125 60mm                    
DN150                    
DN200                  
Oluṣeto pneumatic
Agbegbe diaphragm, Ae(cm2)
PZMA-4 PZMA-5 PZMA-6 PZMA-7
280 400 600 1000
Iṣe Orisun omi ibiti o Àtọwọdá eleto cryogenic pneumatic
Iyatọ titẹ idasilẹ ti irin (MPa)
Afẹfẹ ṣii 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
Afẹfẹ sunmọ 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

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