分析脚手架表面缺陷的五种检测方法脚手架表面缺陷的检测方法，主要有以下五种：一电涡流检测.电涡流检测有多种形式，常用的有常规涡流检测、远场涡流检测、多频涡流检测和脉冲涡流检测等，利用电涡流传感器对金属进行感应，脚手架表面不同缺陷类型…

邯郸脚手架市场价格小幅上涨。受唐钢坯和脚手架价格止跌反弹影响，今日邯郸脚手架价格低位上涨20-30元，午前成交课，但午后高位有所转弱。据悉，本地脚手架厂家不多，且多采取钢 厂直发，现货库存很少，故对外报价紧跟成本端。而市场主要是唐山、午汲、传洋、兴华等资源。午后昌黎钢坯涨20，成本暂有支撑，期螺日盘窄幅震荡，继续上 拉动力显不足，市场观望心态转浓，故预计明日邯郸脚手架市场价格稳中偏强调整。

Handan Fangguan market prices rose slightly. Affected by the rebound of Tang steel billet and square pipe prices, the low price of square pipe in Handan rose 20-30 yuan today, closing classes before noon, but the high in the afternoon weakened. It is reported that there are not many local managers, and steel mills are mostly used for direct delivery, and spot inventory is very small, so the external quotation is closely followed by the cost side. The market is mainly Tangshan, Wuji, Chuanyang, Xinghua and other resources. In the afternoon, the billet of Changli Steel increased by 20, the cost was temporarily supported, the daily trading of snails was narrow, the pull-up power was insufficient, and the market wait-and-see mentality became strong. Therefore, it is expected that the market price of Handan Square Pipe will be stable in the middle of the next day.

脚手架价格方面：现唐山产25#工字钢价格为3990元，涨20元；唐山产16#槽钢 价格3920元，涨20元；午汲产10号槽钢价格3810元，涨30元；唐山产5#角钢价格为3990，涨30元(以上价格均为过磅含税价)。

　　北京脚手架市场价格稳中窄幅调整厂家心态不稳本周北京脚手架市场价格稳中窄幅调整。工角槽方面：本周初，期螺受环保限产政策带动盘面一路高歌直线拉升，带动唐山钢坯和脚手架价格全面上涨，北京市场价格也小幅趋强，交投氛围好转，但考虑临近十一假期，脚手架厂家…