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J55 oil casing pipe is a kind of large diameter pipes, included in API SPEC 5CT/ISO11...
H40 oil casing pipe is a kind of large diameter pipes, included in API SPEC 5CT/ISO11...
C95 oil casing pipe is a kind of large diameter pipes, included in API SPEC 5CT/ISO11...
C90 oil casing pipe is a kind of large diameter pipes, included in API SPEC 5CT/ISO11...