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Cov khoom siv dab tsi yog S355J2WP?
S355J2WP steel yog astructural steel qibuas yog kub dov nyob rau hauv technical shipping tej yam kev mob thiab tau nce atmospheric corrosion kuj. Lub ntsiab alloying tseem ceeb yog chromium, npib tsib xee, thiab tooj liab, nrog phosphorus ntxiv rau ntxiv cov khoom tiv thaiv tus kheej.
Dab tsi qib ntawm steel yog weathering steel?
Weathering steels yog ib tsev neeg ntawm ASTM cov lus qhia tshwj xeeb, nrog rau ntau lub cim kev lag luam uas nthuav tawm cov khoom zoo sib xws. ASTM specifications yogA588, A242, A606-4, A847, A871-65 thiab A709-50W. Cov khoom lag luam tseem ceeb yog Cor-ten®.
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