Naon bolts kudu inspected? métode inspeksi baud inspeksi Quality bisa dilumangsungkeun ti sababaraha aspék kayaning beban tensile baud rengse, test kacapean, test karasa, test torsi, rengse kakuatan tensile baud, palapis baud, jero lapisan decarburized, jsb Pikeun fastener produ ...
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