北京三杰国际钢结构有限公司

以人为本

科技为先

第

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一、工程概况

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二、编制依据

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三、材料的选择与控制

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1、主材

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2、焊材

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3、油漆材料

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4.材料管理

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5、 材料的保管

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6 原材料检验要求

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7、材料矫正

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四.加工制作

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1.钢结构制作重点和技术难点

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2、各工序加工要领

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2.1 放样

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2.2 下料

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2.3 屋架弦杆的 弯圆

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2.4 坡口加工的要求

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2. 5 圆管桁架组装

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2.6 桁架的焊接要求

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2.7 桁架预拼装

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2.8 管桁架的检验要求

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2.9 构件的除锈、涂装的要求

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涂装的一般要求

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构件标识

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3、屋架制作工艺

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4、次桁架的制作

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5、铸钢节点制作要领

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