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We are one of the leading traders and suppliers of excellent quality AC Compressor Sc...
Qingzhou Yongsheng Machinery Co.,Ltd is one of the professional China automatic oil f...
C90 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...
H40 oil casing pipe is a kind of large diameter pipes, included in API SPEC 5CT/ISO11...
J55 oil casing pipe is a kind of large diameter pipes, included in API SPEC 5CT/ISO11...
K55 oil casing pipe is a kind of large diameter pipes, included in API SPEC 5CT/ISO11...
L80 oil casing pipe is a kind of large diameter pipes, included in API SPEC 5CT/ISO11...
M65 oil casing pipe is a kind of large diameter pipes, included in API SPEC 5CT/ISO11...
N80Q/N801 oil casing pipe is a kind of large diameter pipes, included in API SPEC 5CT...
P110 oil casing pipe is a kind of large diameter pipes, included in API SPEC 5CT/ISO1...
Q125 oil casing pipe is a kind of large diameter pipes, included in API SPEC 5CT/ISO1...