SHANDONG SAIGAO GROUP CORPORATION
SHANDONG SAIGAO GROUP CORPORATION
Ball Check Valve

Ball Check Valve

Ball check valve is a wellhead inside blowout control tool, in order to achieve safety control In drilling operation. It can effectively solve the problem of overflow, well kick in trip-out process. Put it into the well with drill stem and it can control the mud back pressure automatically.


Technical Specification of Ball Check Valve

Model

OD

ID

Connection

Working Pressure

mm (inch)

mm (inch)

API

MPa (PSI)

FQ105

104.8(4-1/8)

50.8 (2)

NC31

35 〜70

(5,000- 10,000)

FQ120

127 (5)

57.2 (2-1/4)

NC38

FQ127

178 (7)

57.2(2-1/4)

NC38

FQ165

165 (6-1/2)

71.4(2-13/16)

NC50


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sales@saigaogroup.com susan@saigaogroup.com
+86-531-69959201
lqg18653457231
+86 18653457231
Zhongrun Century Center, No 12111,Jingshi Road, Lixia District, Jinan City, Shandong Province. P.R. China