D-3/4"-4-31-BRZ/DI/B5/70-150psi, BSP thread

EUR 2,420
In stock
Article number
530-234-1354

The Model D is primary a general service, self-contained, pressure reducing regulator. One of the most versatile regulators on the market, this Model D is excellent for atmospheric industrial gases – GN2, Ar, He, H2, CO2 – as well as natural gas. 

Comes with BSP threaded End connections and Ductile Iron spring Chamber

Also pressure reducing applications where the temperature is greater -29 Deg C.  Can be used as a utilities air regulator. Also for use in corrosive and non-corrosive chemical gas services are possible depeding on material compatibility.

This unit handles inlet pressures up to 51 Barg and outlet pressure is adjustable from 70-150 psig (4.8-10.3 Barg).

Comes with various options to choose from, Locking lever, Special cleaning for Non-oxygen Service, Gauge ports, Atex and PED Certificates"               

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More Information
Model D
Product Name D-3/4"-4-31-BRZ/DI/B5/70-150psi, BSP thread
Country of Manufacture United States
Service Gas
Size [DN] 3/4" (DN20)
Seat Soft Seat
Spring range 70-150 psi
Connection BSPT
Temperature range [°C] -29 to 93
Material body Cast Bronze ASTM B62 C83600
Spring Chamber Material Cast Bronze ASTM B62 C83600
Operation Method Spring Operated
Trim no B5
Diaphragm Type Metal
Diaphragm Material Phosphor Bronze
Seat material PTFE
Max pressure 51 Bar
Max Differential Pressure [Bar] 24.2
Cv [gpm] 3.7
Kvs [m3/h] 3.2
Leakage Class ANSI /FCI 70-2 Class VI
Gross Weight [kg] 6.9
Net Weight [kg] 6.9
Package size [mm] 0
Statistics code 84811019
Length [mm] 171
Height [mm] 244
Width [mm] 171
O2 Cleaned Yes

MODEL D REV D

PRESSURE REDUCING REGULATOR FOR GENERAL SERVICE;

DN20 (3/4") LINE SIZE;

BRONZE BODY WITH DUCTILE IRON SPRING CHAMBER;

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

OPT-31: BRITISH STANDARD PIPE TAPER THREADED END CONNECTIONS;

4.8-10.3 BAR (70-150 Psig) RANGE SPRING;

OPT-4: PISTON STABILIZER FOR GASEOUS SERVICE;

POLYETHYLENE VENTED SPRING CHAMBER PLUG

  • Excellent for atmospheric industrial gases:
  • Nitrogen (GN2), oxygen (GOX), Argon (Ar), helium (He), Hydrogen (H2), Carbon Dioxide(CO2), also for use with Natural gas, Biogas, Propane and LPG systems.
  • Corrosive and non-corrosive chemical gas services are possible with broad materials range.
  • Utilities main air pressure reducing regulator.
  • Industrial Gasses Customer Supply Regulator.
  • HVAC Expansion Valve

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.