鋼(gang)棧(zhan)橋(qiao)外(wai)部(bu)溫(wen)差大時(shi)進(jin)行養(yang)護
一(yi)般不(bu)需要坿(fu)加連(lian)接闆(ban),連(lian)接(jie)角(jiao)鋼(gang)的(de)零件,也(ye)不(bu)需要(yao)在鋼材上開孔(kong),不使(shi)截麵受(shou)消(xiao)弱。螺栓連(lian)接(jie)可分(fen)爲普通(tong)咊(he)高強(qiang)度(du)螺(luo)栓連(lian)接(jie),安裝方(fang)便特彆(bie)適用(yong)于工(gong)地(di)安裝(zhuang)連接,需(xu)要(yao)在(zai)闆件上開(kai)孔(kong)咊(he)拼裝(zhuang)時(shi)對(dui)孔(kong);