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Cacat Las Porositas adalah salah satu jenis cacat pengelasan yang disebabkan karena terkontaminasinya logam las dalam bentuk gas yang terperangkap sehingga di dalam logam las terdapat rongga- rongga. Porositas merupakan cacat las yang cukup umum, tetapi juga cukup mudah untuk memperbaikinya. Porositas terjadi dalam bentuk lubang bulat, yang disebut spherical porosity ,.
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News of the Transneft, JSC. Transneft system on the web. OMEGA Company participated in the III Russian-Chinese summit Collaboration in the Sphere of Investments and Technologies for Oil and Gas Industry. OMEGA Company Presented its Own Developments at the Russia-China Workshop.
News of the Transneft, JSC. Transneft system on the web. Sredne-Volzhsky Transnefteproduct Takes Part in the 3rd Sports Festival in Urals and Volga Region. Sredne-Volzhsky Transnefteproduct has conducted the Best in Profession 2016 annual contest.