• banner

cryogenic pneumatic akara valve

cryogenic pneumatic akara valve

Nkọwa dị mkpirikpi:

Pneumatic cryogenic regulating valvụ na-eji maka liquefied eke gas, liquefied mmanụ ụgbọala gas, liquefied oxygen, liquefied nitrogen, liquefied hydrogen.Extended bonnet imewe nke Pneumatic cryogenic regulating valvụ iji hụ na ntụkwasị obi nke azuokokoosisi mbukota & sealing.Pneumatic cryogenic regulating valve okpomọkụ rating: -196°C ~+45C.


Nkọwa ngwaahịa

Mkpado ngwaahịa

Nkọwa nka nka

2.1 mpempe akwụkwọ

Pneumatic cryogenic valve njikwa ụdị ahụ: kwụ ọtọ site na nkedo globe ụdị
Ụdị nkwụnye valvụ: ụdị nkwụnye otu oche na-enweghị nha nha
Nha aha: DN20-200,,NPS 3/4~ 8
Nrụgide aha: PN16 ~ 100,Klas 150LB ~ 600LB
Njikọ: flange: FF,RF,MF,RTJ
ịgbado ọkụ: SW,BW
Akụkụ flange: Dị ka IEC 60534 si kwuo
Pneumatic cryogenic valvụ na-achịkwa ụdị Bonnet: : Obere okpomọkụ agbatị ụdị(-196~ 45)
Nkwakọ ngwaahịa: Ụdị V PFTE mbukota, mgbanwe.ngwugwu graphite, wdg.
Akpa akpa: Metal graphite mbukota
valvụ na-achịkwa pneumatic cryogenic valvụ Onye na-eme ihe: Pneumatic: multi-spring diaphragm actuator, piston ụdị actuator.

2.2 Cryogenic akara valve nhazi eserese

cryogenic pneumatic control valve

2.3 Cryogenic akara valve ndepụta ndepụta

Aha akụrụngwa Ihe njikwa Valve
Ahụ/Bonnet LCB/LCC/LF2/CF8/CF8M/CF3M
Valve spool/oche 304/316/316L (ihe mkpuchi stelite alloy)
Nkwakọ ngwaahịa Okiri:-196150bụ PTFE
Gasket Nkịtị: igwe anaghị agba nchara nwere graphite na-agbanwe agbanwe, Pụrụ iche: Metal eze ụdị gasket
Mkpuchi diaphragm Nkịtị:Q235, Pụrụ iche:304
Diaphragm NBR nwere akwa polyester agbasiri ike
Mmiri Nkịtị:60Si2Mn, Pụrụ iche:50CrVa
valvụ nchịkwa nchịkwa 2Cr13/17-4PH/304/316/316L

2.4Low okpomọkụ ihe adabara okpomọkụ ndepụta

Nkedo Na-akpụ akpụ
Akụrụngwa Kachasị arụ ọrụ
okpomọkụ
Akụrụngwa Kachasị arụ ọrụ
okpomọkụ
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 akara valve arụmọrụ

valvụ na-achịkwa pneumatic cryogenic
Njirimara mgbawa
Linear, pasent, mepere emepe ngwa ngwa
Oke ekwenyere 50:1 (CV <6.3 30:1)
Ọnụ ahịa CV Pasent CV1.6 ~ 630,linear CV1.8 ~ 690
valvụ na-achịkwa pneumatic cryogenic ebili mmiri Metal akara: IV ọkwa(0.01% kwadoro ikike)
Akara dị nro: ọkwa VI(ọkwa ụfụfụ)
Ọkọlọtọ mkpofu: GB/T 4213
Pneumatic cryogenic valvụ na-achịkwa arụmọrụ
Njehie dị n'ime % ±1.5
Ọiche nloghachi,% ≤1.5
Mpaghara nwụrụ anwụ,% ≤0.6
Ọdịiche site na mmalite ruo na njedebe,% ±2.5
Egotara ọdịiche njem,% ≤2.5

2.6 Cryogenic akara valve actuator paramita

Usoro Ụdị Valve Control Pneumatic diaphragm actuator
PZMA-4~PZMA-7
Multi-mmiri ụdị
Ojiji Ụdị na-achịkwa, ụdị ON-OFF
Nrụgide ikuku ma ọ bụ voltaji ọkọnọ ike Nrụgide ikuku (oke mmiri)
140(20100)Kpa G
240 (40200) Kpa G
280 (80240) Kpa G
Njikọ Njikọ ọkpọkọ ikuku: RC1/4
Ime ihe ozugbo Mmụba nrụgide, stem na-agbada, valvụ nso.
Mmeghachi omume Mmụba nrụgide, azuokokoosisi arịgoro, valvụ meghere.
Mgbama ntinye 4020mA.DC(na positioner)
Lag ≤1% FS(na positioner) 
Ụdị ahịrị 2% FS(na positioner)
Okpomọkụ gburugburu -10+70
valvụ na-achịkwa pneumatic cryogenic
Ngwa ngwa
E/P, P/P valvụ positioner, nzacha regulator, valvụ Ntụgharị, solenoid valvụ, mmachi mgba ọkụ
Ngwa ndị na-abụghị ọkọlọtọ, chọrọ ndetu ahaziri iche pụrụ iche.

2.7 Cryogenic akara valvụ teknụzụ oke

Dayameta oche (mm) 10 12 15 20 25 32 40 50 65 80 100 125 150 200
Egotara CV Pasent 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
Nọmba.nha Njem Njirimara mgbaba nhọrọ Cv.( ★ ọkọlọtọ ● kwadoro ○ ahaziri )
DN20 16 mm                    
DN25                  
DN32 25 mm                
DN40                
DN50                
DNA65 40mm                    
DN80                  
DN100                
DN125 60mm                    
DN150                    
DN200                  
Onye na-eme pneumatic
Mpaghara diaphragm, Ae(cm2)
PZMA-4 PZMA-5 PZMA-6 PZMA-7
280 400 600 1000
Omume Oke mmiri valvụ na-achịkwa pneumatic cryogenic
Ọdịiche nrụgide enwere ike imechi metal (MPa)
Ikuku mepere 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
Ikuku nso 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

  • Nke gara aga:
  • Osote:

  • Dee ozi gị ebe a ziga anyị ya