weathering steel

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weathering steel

A high-strength, low-alloy steel that forms an oxide coating when exposed to rain or moisture, which adheres to the base metal and protects it from further corrosion. See also: Metal
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A utilizacao de acos carbono com resistencia a corrosao atmosferica, em conformidade com as normas ASTM A588, (1) conhecidos como acos patinaveis ou aclimaveis (weathering steel), por formarem camadas de oxidos resistentes a corrosao atmosferica que muitas vezes possibilitam o uso sem nenhuma protecao, e ASTM A606, (2) e tambem uma forma de reduzir as taxas de corrosao e otimizar o desempenho nesse quesito.
A pedestrian died when he was struck by a mini-bus in the accident on the A588 road.