SHANDONG SAIGAO GROUP CORPORATION
SHANDONG SAIGAO GROUP CORPORATION
Incremental Circulating Valve (bypass Valve)

Incremental Circulating Valve (bypass Valve)

Incremental circulating valve is a kind of by-pass valve, connect it close to drill bit before drilling oil and gas layer, and when drill bit was blocked in killing well operation, the by-pass valve can set up a new circulation channel and continue to implement killing well operation.


Technical Specification of Incremental Circulating Valve (bypass Valve)

Model

OD

ID

Ball Diameter

Connection

mm (inch)

mm (inch)

mm (inch)

JZX105

105 (4-1/8)

38 (1-1/2)

38(1-1/2)

NC31Bxp

JZX121

121 (4-3/4)

50.8 (2)

48 (1-7/8)

NC38 Bxp

JZX160

160 (6-5/16)

50.8 (2)

65 (2-9/16)

NC46 Bxp

JZX178

178 (7)

57.2(2-1/4)

65 (2-9/16)

5-l/2FHBxp

JZX203

203 (8)

57.2 (2-1/4)

70 (2-3/4)

6-5/8REGB xp


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