【摘要】 本文分析了角钢异型孔的几何特性，提出了对角钢异型孔孔型面积、中性线、接触面积和轧辊平均工作直径的计算方法，并对给出的公式作了综合性的评价。更多还原

【Abstract】 The geometric features of angle steel passes bo been inustigated. The calculating methods about angle steel pass area, neutral line, contact area and roll working diameter are proposed.Anthesized valuation about the formulae is also given.更多还原