Hlau yog ua los ntawm cov hlau thiab carbon. Feem ntau, nws muaj txog 0. 2% - 2. 1% carbon los ntawm qhov hnyav. Lwm cov ntsiab lus tseem tuaj yeem muab ntxiv rau cov hlau kom muab nws cov khoom tshwj xeeb. Piv txwv li, ntxiv chromium tuaj yeem ua rau cov hlau tsis muaj zog, uas yog tiv taus ntau rau corrosion. Manganese tuaj yeem txhim kho lub zog thiab hardness ntawm cov hlau.
Dab tsi yog steel ua los ntawm?
Dec 11, 2024
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