大连万达中心空调工程 不锈钢风管施工方案 编制人： 审核人： 批准人： 施工单位：大连中盈机电工程有限公司 目 录 1 前言 ..................................................................................................... 1 2 特点 ..................................................................................................... 1 3 适用范围 .............................................................................................. 1 4 工艺原理 .............................................................................................. 1 5 工艺流程及操作要点 ............................................................................ 2 5 .1 施工流程 ........................................................................................................ 2 5 .2 主要施工方法及技术要求 ............................................................................ 2 5 .2 .1 制定方案、施工准备 ................................................................................. 2 5 .2 .2 钢板裁剪下料 ............................................................................................. 3 5 .2 .3 翻边、折方 ................................................................................................. 3 5 .2 .4 角钢下料、加固框预制 ............................................................................. 3 5 .2 .5 风管组对、套加固框 ................................................................................. 3 5 .2 .6 风管纵向焊接成型 ..................................................................................... 4 5 .2 .7 风管横向焊接 ............................................................................................. 4 5 .2 .8 焊接加固框 ................................................................................................. 5 5 .2 .9 直角型加固 ....................................................................................................
