1. Chitarisiko chekuongorora kwegorofu fittings: kazhinji, kuongorora kwekuona ndiyo nzira huru. Kuburikidza nekutariswa kwechitarisiko, zvinoonekwa kuti weld chitarisiko chakaremara chewelded elbow pombi fittings inowonekwa ne5-20 nguva yekukudza girazi dzimwe nguva. Zvakadai senge undercut, porosity, weld bead, ...
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