Muaj pes tsawg zaus tau muaj teeb meem ntau lawm thaum cov coils tshiab lossis melts raug muab tso rau hauv ntau lawm?Cov teeb meem no tuaj yeem tawg, tawg, burrs, tsis zoo weld nkag mus, tsis zoo electropolished nto, thiab ntau lwm yam.Hardness tests, tensile tests, thiab metallographic cross sections, thiab tshuaj xyuas ntawm f ...
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