API 5L epo & gaasi opo gigun ti epo
PSL1, PSL2 GR.B, X42, X46, X52, X56, X60,L360M/N, L415M/N, Q245R, Q345R, P235GH P265GH
Epo ati gaasi daradara casing PipeAPI 5CT J55,K55, N80-1
Fi ifiranṣẹ rẹ silẹ
