... thickness and corrosion allowance 厚度和腐蚀裕量 welding ends of 焊接端 Carbon in material for welding 焊接用材料中的碳 ...
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Welding of ends bar 端板焊接
Good welding requires exact positioning of the pipe ends.
良好的焊接要求两个管端正确对齐。
Pipeline inner loop welder is applicable for big-caliber pipeline welding in construction procedure to joint the ends of pipes and fulfill roots welding.
管道全位置自动内焊机适用于大口径管道焊接施工过程中组对管口、完成根焊。
Tube bundle fix the drooped structures through welding for both ends of upper header and make fly ash drop by rapping the end plate of lower header.
锅炉中的管束是上部集箱的两端通过焊接固定垂下的结构，通过锤打下部集箱的端板，振落飞灰。
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