XI 'AN ZZ TOP OIL TOOLS CO.,LTD
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API Bleeder Valve For Oilfield Downhole Operation Flow Control Valve
The Bleeder valve conformed with API standard is also called Drain Valve is used whenever a check valve is present and are installed immediately above the check valve. They prevent pulling a wettubing string and need not to be run if a check valve is not installed. The Bleeder valve contains a break-off plug that, after being sheared, opens a hole in the tubing through which liquid can flow back to the well bottom.
Technical Parameter of Bleeder Valve
| Name | Accessory | Material |
| 2 3/8", 2 7/8", 3 1/2" Bleeder Valve Assembly | Valve Body | 316SS |
| Lead Pad | Lead | |
| Break Off Plug | Monel | |
| Spider | Ni-Resist 1 |
| Nominal SIze | 31/2” | 27/8” |
| Max.OD | 114.3mm | 92.2mm |
| Length | 228.6mm | 212.1mm |
| Working Pressure | 5000psi | 5000psi |
| Connection Thread | 31/2"NUE Box-Pin | 27/8"NUE Box-Pin |
| Main Material | Carbon Steel | Carbon Steel |
| Working Temperature | -29°C~180°C | -29C~180°C |
