new steel pipe elements the pipeline welded joints manual arc welding |
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| navigate by keyword : 250 arc butt construction corrosion danger degrees drawings edges elements energy equipment gas gasoline heat height industry joint joints kerosene life manual many metal new oil petrochemical pipe pipeline pipelines plant preparation process project pumping refinery risk russianew safety specialist steel structures subsequent tapping technological tee treatment weld welded welder welding welds work |
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| Preparation of the tee DN 250 and tapping 90 degrees for arc welding and subsequent heat treatment. Oil pipeline for process equipment at an oil refinery in Russia.New steel pipe. Elements of the pipeline. Welded joints. Manual arc welding. |
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