1, bokong welding flange annealing suhu nganti suhu kasebut, bokong welding perawatan flange umume dijupuk solusi perawatan panas, sing, wong biasane supaya disebut-"annealing", sawetara suhu 1040 ~ 1120 ℃. Sampeyan uga bisa mirsani liwat tungku annealing observa ...
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