The steel grades of common oilfield API-5CT casing pipe include J55, K55, N80-1, N80Q...

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The API casing is generally used for the borehole wall support in the drilling as wel...

Structure Steel Pipe Diameter: 114MM-914MM Thickness: 4MM-60MM Length: According...

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Out Diameter Casing:4 1/2" ~ 20" (114.3 mm ~ 508mm), Tubing: 2-3/8" ~ 4-1/2" (60.3...

Standard: API 5L, API 5CT, ASTM A106/A53, ASTM A519,ASTM A179 JIS G 3441, JIS G344...

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