国内脚手架各地区市场价格基本维稳无大量补货国内脚手架各地区市场价格基本维稳。上周五期螺夜盘震荡走高，方坯周末拉涨40元，在期螺和钢坯的带动下，整体市场提振氛围有所回暖，据了解，周末管坯成交较好，今日，管坯及各无缝 管厂家价格报价以稳为主，下游…

昆明脚手架市场价格小幅下跌，市场成交一般。据了解，今日全国主要市场脚手架价格稳中偏弱，目前20mm普板均价3974元/吨，较上个交易日跌4元/吨。昆明市场，近期钢厂资源陆续到货， 截止到今天，据本网不完全统计，社库总量1.15万吨左右，较上周增加0.05万吨。成交方面，近期市场需求十分疲软，整体成交情况一般。另悉，临近月 底，脚手架厂家为回笼资金，多以价换量，因此，今日脚手架厂家报价小幅松动。整体来看，短期昆明市场雨水充足，需求疲软，预计后期昆明市场脚手架价格以震荡走弱为主。

Kunming Fangguan market prices fell slightly, the market turnover is general. It is understood that the price of square tube in the main market of China is stable and weak today. The average price of 20mm plate is 3974 yuan/ton, which is 4 yuan/ton lower than the last trading day. Kunming market, steel plant resources have recently arrived. Up to now, according to incomplete statistics of our network, the total amount of social storage is about 115,000 tons, an increase of 0.05 million tons compared with last week. In terms of transaction, the market demand is very weak in the near future, and the overall transaction situation is general. It is also noted that near the end of the month, the manufacturers in charge of Square Management will exchange more money for quantity at price. Therefore, the quotation of Square Management Manufacturers is slightly loosened today. Overall, the short-term market in Kunming has abundant rainwater and weak demand. It is expected that the price fluctuation will weaken in the latter part of the market. 脚手架价格方面：目前20mm柳钢、重钢、湘钢普板4220元/吨，低合金加150元/吨。

As for square pipe price, it is 4220 yuan per ton for 20mm Liugang, Chongqing Steel and Xiangtan Steel, and 150 yuan per ton for low alloy.

　　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和形…