| After-sales Service: | Yes |
|---|---|
| Warranty: | 1 Year |
| Manufacturing Process: | Casting |
| Surface Treatment: | Galvanized |
| Operation Pressure: | Atmospheric Pressure |
| Material: | Alloy |
| Samples: |
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| Customization: |
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Suppliers with verified business licenses
Audited Supplier The circulating sub is a specialized tool for circulating drilling fluid when running in
casing on the way or finishing running casing down hole.According to actual needs.there
are circulating sub with casing thread and circulating sub with union thread.
The circulating sub is connected between wellhead pipe string and ground circulating
system. When casing is running or finished running, the circulating sub is connected to
make fluid circulation. According to the application, the circulating sub is connected between
Kelly and casing or between casing and hose. The former is used for fluid circulation during
connecting of casing. The later generally is used after connecting of casing.
.
Applicable Industries: Energy & Mining
Use::Well Drilling
Place of Origin: Shandong, China
Brand Name: Zhao Xin
Material: Alloy steel
Type:NC38/NC50
Suppliers with verified business licenses
Audited Supplier 
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