⑴ The tubing coupling is a joint for connection of two items of tubing ★ Steel grade: J55, K55, N801,...
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The pup joint is a commonly utilized fitting in industrial pipe connection. According to various connections,...
⑴ API Round Thread Casing Coupling ★ The dimension classification for the coupling is the same as the...
The API casing is generally used for the borehole wall support in the drilling as well as after the...