Casing-API 5CT

Octg-casing Pipe
erw
o.d.: 5 1/2"-13 3/8"(139.7-339.7mm);
w.t.: 0.203"-0.5" (5.2-11.1mm);
length: R3;
pipe End: P/e / T&c (stc, Lc, Btc, Xc)
grade: H40, J55;
standard: Api 5ct
内控company’s Standard
－0, +0.75 %d
-12.5%t
≤1.14
-0.38或0.05t(t>7.64㎜)
≤0.2％l
两端5ft范围为0.125in
0.125in(3.18㎜)in the 5ft
(1.52㎜)length At Each End
内控0.65％,逐根通径
平端plain End
单根single Length ＋6.5％，-3.5％
装车批 Carload Lots –1.75％
同api 5l,焊缝也可用漏磁或涡流
same as Api 5l, for Weld Seam Can Use Flux Leakage or Eddy Current Test
p=2st/d
d