Arrow Back-Pressure Valve Type JF
group nameDownhole Tools
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Min Order1 piece
modelJF
payment methodL/C, Western Union, MoneyGram, T/T
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update timeTue, 09 Oct 2012 20:06:08 GMT
Paramtents
FUNCTION drilling tools accessories
CERTIFICATE API 7-1
TYPE ARROW
Packging & Delivery
Min Order1 piece
Briefing
Detailed
The arrow back-pressure valve type JF is a sort of pipe inside blowout preventer. It adopts arrow valve structure. It's directly connected to drill stem, and can prevent high-pressure oil stream from blowing out from drilling tool.
Specification Series and Performance Parameters
Type | O.D. mm (in.) | I.D. mm (in.) | Overall Length mm (in.) | Connection API |
JF86 | 86 (3 3/8) | 34 (1 5/16) | 400 (15.75) | NC26 |
JF105 | 105 (4 1/8) | 45 (1 3/4) | 400 (15.75) | NC31 |
JF121 | 121 (4 3/4) | 57 (2 1/4) | 500 (19.69) | NC38 |
JF152 | 152 (6) | 74 (2 15/16) | 500 (19.69) | NC46 |
JF162 | 162 (6 3/8) | 83 (3 1/4) | 550 (21.65) | NC50 |
JF184 | 184 (7 1/4) | 83 (3 1/4) | 550 (21.65) | 5 1/2FH |
