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為什么鋼筋與混凝土能夠共同工作?他們之間的粘結(jié)力由哪幾部分組成?
答案:
鋼筋和混凝土之間的粘結(jié)力,是兩種性質(zhì)不同的材料能夠共同工作的保證。鋼筋和混凝土的粘結(jié)錨固作用般由以下幾個(gè)方面組成(1)鋼筋與混凝土在接觸面上產(chǎn)生的膠結(jié)力;(2)鋼筋與混凝土相互滑動(dòng)時(shí)產(chǎn)生的摩阻力;(3)鋼筋與混凝土之間的咬合力;(4)采用錨固措施后產(chǎn)生的機(jī)械錨固力等等。
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