3500 S. Richey, Suite 140, Houston, Texas 77017
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Mono-Flange Double Block and Bleed Valves

When searching for Mono-flange DBB (Double Block & Bleed) valves for your new or existing oil, gas and petroleum industry application, look no further than Colson X-Cel. This is a company that has been tested in the energy field for over 20 years. Their mono-flange DBB valves are designed and engineered to be space and weight efficient, without sacrificing durability or reliability. Valves are smooth operating and secure. Select from a choice of configurations, materials and connectors. Colson X-Cel mono-flange DBB valves are fire-safe and provide the maximum in safety backed by over 200 years of combined experience.

Suitable for mounting vertically or horizontally and in Double block and bleed, Single block and bleed or single isolation option The valves offer significant savings in both weight and space as well as reducing installation time and cost. Suitable for isolation and venting of lines the valve reduces potential vibration problems and allows the gauge to be mounted in tight areas. Available in Outside Screw and Yoke (OSY), bolted or threaded bonnet needle valves using any combination of the options and with true 5mm bores throughout it totally meets the needs of EEMUA 182. Connections can be manufactured that include flanged and hubbed to suit the client’s needs.

Materials: CS,SS, Monel, Hastalloy, Duplex and High Nickel alloys.
Seat: Metal or soft. Firesafe as standard.
Connections: 1/2” to 8” threaded, welded, flanged or Hubbed.
Bore sizes: 1/4” (6mm) to 8” (200mm)
Pressure (max): Ansi class 2500 – 6,000 psig (414 barg) and API 10K (10,000 psig(690 barg)
Temperature (max): 1000 °F (538 °C)
Design Standards: ASME / ANSI B16.34 / B16.5
Safety Factor: 4:1
NACE MR0175 / ISO 15156 available
Smooth Low Torque Operation

Take a look at our Slimline Monoflange Reference Chart >

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