Model: | - |
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Brand: | jinlong |
Origin: | Made In China |
Category: | Metallurgy , Mining & Energy / Energy / Petroleum |
Label: | BC couplings |
Price: |
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Min. Order: | - |
Live Chat: | Last Online:25 Apr, 2008 |
1、 Buttress thread casing couplings and extend-upset tubing use the special –clearance couplings
2、 With the same specifications for the different types of thread portfolio, portfolio collar.
3、 Appendix A8 (SR13) to seal ring groove, the seal ring to the collar.
4、 Non-upset and extend-upset tubing use special-bevel couplings
type |
teeth/inch |
specs
|
buttress thread casing |
5 teeth |
41/2〞5〞51/2〞65/8〞7〞75/8〞85/8〞 95/8〞103/4〞113/4〞 133/8〞16〞185/8〞20〞 |