怎样选择山东工字钢

山东工字钢的型号一般是根据高度来确定，一般有20#、25#、30#、36#、40#、45#等几种型号，型号表示的高度单位是厘米。

   GENJUXIANGGUANDEDIAOCHABAOGAO，GONGZIGANGDESHOULIFENBUSHIYOUQITEZHENGDE，YIBANLAIJIANG，GONGZIGANGXIABIAOMIANSHOUJIZHONGHEZAIDEZUOYONG，JIZHONGHEZAIZUOYONGZAIGONGZIGANGZHANGDUDEZHONGJIANWEIZHI。ERGONGZIGANGDESHANGBIAOMIAN，WULUNSHIZHULIANGHAISHICILIANG，JUNSHICHENGSHOUJUNBUHEZAI。ZUOZHULIANGYONGDEGONGZIGANGDESHANGBIAOMIANYEJINSIWEICHENGSHOUJUNBUHEZAI。LILUNSHANGJIANG，GONGZIGANGGAODUYUEDI，CHENGZAINENGLIYUEDI， RANER，ZHANGDUHECHENGZAINENGLIBINGBUCHENGBILIZENGJIA，CHAOGUOYIGELINJIEZHI（YIBANRENWEISHI8m）。YONGYUJINGZAISHIYANDEGONGZIGANGYIBANDEZHANGDUSHI8DAO12MI，HEGAODUYAOPIPEI。

   CONGLILUNHEJINGYANLAIKAN，20#DEKEYICHENGZAI10DUNZUOYOUDEHEZAI；36#DEKEYIDADAO30DUN，40#、45#DE，CHABUDUOKEYIDADAO40DAO50DUN； RUGUOCAIYONGZHONGJIANJIAQIANGJIN（BIRUJIAQIANGLEIBAN）CHULI，CHENGZAINENGLIKENENGTIGAO50%DAO100%，CAIYONGSHUANGMIANGANGBANJIAQIANGDEKEYITIGAOCHABUDUO100%。SHIJIGONGZUOZHONGCHULEYINGGAIKAOLVZUIDAJIAZAIDUNWEIDEYINSUWAI，HAIYAOKAOLVXIANYOUDEQIANJINDINGSHULIANGHEZUHEFANGSHI，YIJIZHULIANGDEXUANZE、CHENGYABANDEHOUDU（GANGDU）HEMIANJICHICUNDENG。

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