Monoflange Valves

Monoflange DBB Valves

Model No. GV-133-M-DBB & GV-133-MK-DBB

Monoflange GV-133-M-DBB Double Block & Bleed Valve
The GV-133-M-DBB feature two 5.0mm bore independently operated globe style needle valves for Isolation service with an intermediate globe style needle valve for venting service

Monoflange GV-133-MK-DBB Double Block & Bleed Valve
The GV-133-MK-DBB features a 5.0 mm outside screw and yoke bolted bonnet (OS&Y) valves for first isolation service with 5mm bore globe style needle valve for second isolation service and intermediate venting service

DESCRIPTION
The GV-133-M-DBB & GV-133-MK-DBB are integrally forged one piece block & bleed assemblies for primary isolation of pressure take-offs, where the valve is directly mounted to the vessel or process pipe. Instruments may be directly mounted to the valve outlet alternatively remotely mounted with gauge line / impulse pipe line

STANDARD FEATURES

  • 1/2" NPT threaded female outlet as standard to ANSI/ ASME B1.20.1.
  • 1/2" NPT threaded female vent connection to ANSI / ASME B1.20.1.
  • ANSI B16.5 flanged inlet connection 1/2" to 2" sizes. 150 lbs rated to 2500 lbs rated.
  • API flanged inlet connections Size to 21/16". 3000psig, 5000psig & 10000psig rated.

APPLICATIONS

  • Double Block & Bleed
  • Pressure Measurement
  • Chemical Injection
  • Sampling
  • Flow Measurement

(OS &Y) and Globe Style Needle Valve Gland packing Materials Standard Valves are offered with Graphite. PTFE is also available as an option

SIZE
(inch)
RATING
(Ib.)
A
(mm)
ØB
(mm)
1/2" 150 57 89
3/4" 150 57 99
1" 150 57 108
11/2" 150 60 127
2" 150 63 153
1/2" 300 57 96
3/4" 300 60 118
1" 300 60 124
11/2" 300 63 156
2" 300 63 165
1/2" 600 61 96
3/4" 600 64 118
1" 600 64 124
11/2" 600 67 156
2" 600 67 165
1/2" 900 64 121
3/4" 900 64 130
1" 900 67 150
11/2" 900 67 178
2" 900 72 216
1/2" 1500 64 121
3/4" 1500 64 130
1" 1500 67 150
11/2" 1500 67 178
2" 1500 72 216
1/2" 2500 64 134
3/4" 2500 64 140
1" 2500 67 159
11/2" 2500 72 203
2" 2500 73 235

Note: 1. Packing is optional with graphite for high temperature to 450℃