BQ-1/2"NPT-5-BRZ/BRZ/B5/20-75psi, Cryo

EUR 2,475
In stock
Article number
530-124-1050-5

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 20-75 Psig (1,38 - 5,17 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.  

Do you have questions? Contact us >>
Add product to comparison list >>
More Information
Model BQ
Product Name BQ-1/2"NPT-5-BRZ/BRZ/B5/20-75psi, Cryo
Country of Manufacture United States
Description 1/2"NPT-5-BRZ/BRZ/B5, cryo option -5
Service Gas, Liquid or Cryogenic
Size [DN] 1/2" (DN15)
Spring range 1,38-5.17 Bar
Temperature range [°C] -198 to 66
Material body Cast Bronze ASTM B62 C83600
Spring Chamber Material Cast Bronze ASTM B62 C83600
Seat Soft Seat
Connection NPTF
Operation Method Spring Operated
Trim no B5
Diaphragm Type Metal
Diaphragm Material Phosphor Bronze
Seat material PTFE
Max pressure 27.6 Bar
Cv [gpm] 1.8
Kvs [m3/h] 1.56
Leakage Class ANSI /FCI 70-2 Class VI
Gross Weight [kg] 0
Net Weight [kg] 4.0
Package size [mm] 0
Statistics code 84811019
Length [mm] 114
Height [mm] 200
Width [mm] 114
O2 Cleaned Yes

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;

1.38-5.17 BARG (20-75 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.