E kewara ọkpọkọ enweghị nkebi n'ime:
1.High mgbali chemical fatịlaịza ọkpọkọ: 10 20 16Mn GB6479-2000 ∮8-1240*1-200 Kwesịrị ekwesị maka chemical
akụrụngwa na pipeline nwere okpomọkụ na-arụ ọrụ nke -40-400 ºC na nrụgide ọrụ nke 10-32mpa
2.Conveying fluid pipe: 10#, 20#ASTM A106A,B,C, A53A,B16Mn& Lt;Q345A.BCDE & gt;GB/T8163-2008
ASTM A106ASTM A53 ∮8-1240*1-200 Kwesịrị ekwesị maka ibufe ọkpọkọ igwe anaghị agba nchara.
3.General Ọdịdị tube: 10#, 20#, 45#, 27SiMnASTM A53A, B16Mn<Q345A, B, C, D, E> GB/T8162-2008
GB/T17396-2009ASTM A53 ∮8-1240*1-200 adabara n'ozuzu Ọdịdị, engineering nkwado, n'ibu nhazi, wdg
4. Ọkụ mmanụ :J55, K55, N80, L80C90, C95, P110 API SPEC 5CTISO11960 ∮60.23-508.00*4.24-16.13 Tubing
a na-eji ewepụta mmanụ ma ọ bụ gas sitere na mmanụ Wells yana mgbidi