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Mapaipi a Petroleum Mapaipi

Mwachidule Mapaipi a Petroleum Mapaipi

Mapaipi a Petroleum Mapaipi

ASME SA106, ASME SA179, ASME SA192, ASME SA210, ASME SA213, ASME SA335, etc.

Mapaipi Opanga Mapaipi a Petroleum

API 5L PSL1, PSL2

API 5L

API 5L Gr.B X42 X52 X60 X65 X70 Etc

API 5CT-2018 Casing ndi Tubing

API 5CT

API 5CT J55, K55, N80, N80Q, etc
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