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角钢的标准通常用边长和边厚的尺度表示。目前国产角钢标准为2—20号，以边长的厘米数为号数，同一号角钢常有2—7种不同的边厚。 进口角钢标明两边的实践尺度及边厚并注明相关标准。一般边长12.5cm以上的为大型角钢，12.5cm—5cm之间的为中型角钢，边长5cm以下的为小型角钢。 The standards of angle steel are usually expressed by the scales of edge length and edge thickness.At present, the domestic corner steel standard is 2-20, with the side length of centimeters as the number, the same horn steel often has 2-7 kinds of different side thickness.Import angle steel indicates the practical scale and edge thickness of both sides and indicates the relevant standards.General edge length above 12.5cm is large corner steel, between 12.5cm-5cm, and edge length below 5cm is small corner steel.
Q235B电力工程角钢
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镀锌角钢40*40切割
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