B480GNQR Calidum involutum anti corrosio structuralis laminae Hot involutus anti corrosio structuralis laminae ferreae B460NQR B490NQR B480GNQR B600GNQR Q400NGR1 Q450NGR1 Q500NGR1 Q550NQR1 Cum mixtura elementi, ut Cu, Cr, Ni, adiecit, anti corrosio structurae ferro resistit. servitium vitae.B480GNQR Hot revolutum anti corrosio structurae ferreae b480gnqrB480GNQR Hot involutus anti corrosio structuralis laminae Calidae involutus anti corrosio structurae ferri laminae B460NQR B490NQR B480GNQR B600GNQR Q400NGR1 Q450NGR1 Q500NGR1 Q500NGR1 Q500NGR1 Q550NQR1 chalybs corrosio structurae corrosionem resistendi facultatem acquirit et vitam servitutis extendit. B480GNQR Steel Sheet Factory Suppliers et b480gnqrB480GNQR omnia ferro facta ex chalybe carbonario et cupro, nickel, phosphoro et aliis elementis chemicis. Contentum his elementis chemicis, paucae centesimas. Quia diversa elementa mixtura, tempestas ferro resistens meliores proprietates mechanicas habet, ac maiorem resistentiam corrosionis.