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010601001 钢桁架 - 工程量清单 - 工程基础数据 - 氿上商城

docx 010601001 钢桁架

产品简介

钢桁架 1.钢材品种,规格:无缝钢管 2.探伤要求:执行《钢焊缝手工超声波探伤方法和探伤结果分级》--(GB11345-91) 3.除锈要求:将表面长刺、油污及附着物清除干净,采用喷砂抛丸除锈,除锈等级S2.5 4.油漆品种,刷漆遍数:钢构件表面采用环氧富锌底漆防锈,涂层厚度60um(1x60),干膜中锌粉含量≥80%,体积固体含量不小于61%,环氧云铁中间漆,涂层厚度130um(1x130),体积固体含量不小于74%,应具有快干和在-5°C温固化施工性能,常温下的重涂间隔时间应小于2小时;丙烯酸聚硅氧烷面漆60um(1x60),不含异氰酸酯,体积固体份不小于52%,防火涂料采用超薄型防火漆,耐火极限为1.5小时,涂层厚度为1.03mm 5.钢结构表面需进行防火涂料处理,防火涂料,耐火极限为:2.5小时 5.运距:20KM内.

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