welded butt joints the du150 pipeline from refractory steel manual arc welding without subsequent heat treatment
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Stockphotos.ro (c) 2024. All stock photos are provided by Dreamstime and are copyrighted by their respective owners.
welded butt joints the du150 pipeline from refractory steel manual arc welding without subsequent heat treatment |
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| Welded butt joints of the Du150 pipeline from refractory steel, welded by manual arc welding without subsequent heat treatment. Gas pipe. |
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Stockphotos.ro (c) 2024. All stock photos are provided by Dreamstime and are copyrighted by their respective owners. |
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