BQ-1/2"NPT-5-BRZ/BRZ/B5/65-150psi, Cryo

EUR 2,600
In stock
Article number
530-124-1051-5

The Model BQ is is primary a general service, self-contained pressure relief / pressure sustaining regulator suitable as a back pressure regulator or bypass valve for controlling inlet pressures between 65-150 Psig (4,48 - 10,3 Barg). For 1/2" (DN15) process piping and 1/2” (DN15) outlet connection. 

With a large orifice and diaphragm provide sensitivity with high capacity.  The composition seat allows for tight shut-off.

This Model BQ is excellent for both Cryogenic liquids and industrial gases – LOX, GOX, LIN, GN2, Ar, He, H2, CO2, CNG, LNG. Include Cleaned for Oxygen service, cryogenic construction.

 Atex and PED Certificates upon request.  

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More Information
Product Name BQ-1/2"NPT-5-BRZ/BRZ/B5/65-150psi, Cryo
Country of Manufacture United States
Service Gas, Liquid or Cryogenic
Size [DN] DN15
Set pressure range [Bar] 4,48 - 10,3 bar
Size 1/8"-1/4" (DN6-DN8)
Material Cast bronze
Temperature range [°C] -198 to +66
Connection Female NPT
Model BQ
Valve Type Back Pressure Regulator
Size [Inch] 1/2"
Seat Soft Seat
Seat material PTFE
Sealing TFE
Diaphragm Type Metal
Diaphragm Material Phosphor Bronze
Material body Cast Bronze ASTM B62 C83600
Spring Chamber Material Cast Bronze ASTM B62 C83600
Trim Material Brass
Trim no B5
Connection NPTF
Max pressure 27.6 Bar
Max Temperature [°C] +66
Min Temperature [°C] -198
Leakage Class ANSI /FCI 70-2 Class VI
Kvs [m3/h] 1.56
Cv [gpm] 1.8
Operation Method Spring Operated
O2 Cleaned Yes
Application For air and similar gases
Certificate On Request - ATEX II 2 G Ex h IIB T6...T1 Gb 1000ATEXR1 X
Length [mm] 114
Height [mm] 200
Width [mm] 114
Net Weight [kg] 1.5
Statistics code 84811019
Applications Inert gases

MODEL BQ REV A

BACK PRESSURE REGULATOR,

PTFE GASKETS;

DN15 INLETS,DN15 OUTLET;

BRONZE BODY WITH BRONZE SPRING CHAMBER,

OPT-5: CRYOGENIC CONSTRUCTION;

B5 TRIM: BRASS WITH PTFE SEAT, PHOSPHOR BRONZE DIAPHRAGM;

NPT END CONNECTIONS;

4.48-10.34 BARG (65-150 PSIG) STAINLESS STEEL RANGE SPRING

 

 

  • Excellent for Cryogenic Liquids, atmospheric and cryogenic industrial gas systems:
  • Nitrogen (LIN, GN2), Oxygen (LOX, GOX), Argon (Ar), helium (He), Hydrogen (H2), Carbon Dioxide (CO2), also for use with LNG and CNG, Biogas, Propane and LPG systems.
  • Corrosive and non-corrosive chemical gas services are possible with broad materials range.
  • Economizer Regulator

Not all of these applications are suitable for all product variants. Consult with one of our technical specialists to ensure that the selected variant is suitable for your application.