脱方 (Out of squareness)也叫菱变，是指方形和矩形轧件因四个角不成90°，演变为平行四边形、梯形或菱形的一种超差缺陷。脱方的轧件角度不易测量，故一般用对角线之差和边长之差来度量轧件脱方的程度。
...设计搜索—您身边的设计词典 关键词: 小方坯连铸 脱方 HRB335钢 [gap=381]Key words: continuous casting billet, off-square, HRB335 steel ...
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采取上述措施后，脱方废品率大幅下降。
After taking these measures, the ratio of rhomboidity decreased dramatically.
此模型可对平辊轧制矩形件产生的脱方量进行定量计算。
It may make quantitive account of skew ratio from plain roller rolling square bar.
本文介绍了转炉炼钢厂通过采取有效措施，减少退废、脱方及横向裂纹废品，提高连铸坯质量。
The paper describes the effective measures taken to reduce off grade product with home scrap, rhomb and horizontal crack, and consequently improving the quality of the continuously casting product.
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