Imibhobho engenamthungo yahlulwe ngokwe:
1.Uxinzelelo oluphezulu lwekhemikhali umbhobho wesichumiso : 10 20 16Mn GB6479-2000 ∮8-1240*1-200 Ilungele imichiza
izixhobo kunye nemibhobho enobushushu bokusebenza -40-400 ºC kunye noxinzelelo lokusebenza lwe-10-32mpa
2.Ukuhambisa umbhobho wolwelo: 10#, 20#ASTM A106A,B,C,A53A,B16Mn& Lt;Q345A.BCDE & gt;I-GB/T8163-2008
I-ASTM A106ASTM A53 ∮8-1240*1-200 Ifanelekile ukuhambisa umbhobho wentsimbi ongenamthungo jikelele
3.Ibhubhu yesakhiwo ngokubanzi: 10#, 20#, 45#, 27SiMnASTM A53A,B16Mn<Q345A, B, C, D, E> GB/T8162-2008
I-GB/T17396-2009ASTM A53 ∮8-1240 * 1-200 ifanelekile kwisakhiwo ngokubanzi, inkxaso yobunjineli, ukusetyenzwa ngoomatshini, njl.
4. I-Oil Tubing :J55, K55, N80, L80C90, C95, P110 API SPEC 5CTISO11960 ∮60.23-508.00 * 4.24-16.13 Tubing
isetyenziselwa ukutsala ioli okanye igesi yendalo kwi-oyile Wells ngokunjalo neendonga