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China ASTM A53 Grade B Seamless Pipe: ASTM A53 Grade B/API 5L Grade B Seamless Pipes,...
Material grade: 304/304/304H,321/321H,316/316L/316H/316Ti,317L/317LMN,347/347H,310/31...
ASTM A268/ ASME SA268 TP446-1 (UNS S44600) Seamless and welded ferritic/martensiti...
API Standard drill pipe application casing pipe casing pipe,pipe casing,well casing ...
casing pipe,pipe casing,well casing pipe,steel casing pipe,steel pipe casing,casing p...
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...