本周重庆镀锌脚手架明显下跌生产积极性不高本周重庆市场镀锌脚手架明显下跌，主流成交一般。汽车板块产销持续下滑，冷轧需求一降再降，脚手架厂家信心严重受挫。市场方面，本周价格小幅阴跌，可是价格下调并对于下游采购积极性并未起到任何作用， 反而是买…

北京市场脚手架价格小幅跟涨。今日原料钢坯以及带钢价格一早就出现拉涨，受此带动，北京市场脚手架价格小幅跟涨，涨幅20元。但据贸易商反馈，今日是“五一”小长假前的最后一 天交易日，市场总体成交不畅，终端采购放慢采购计划，个别公司已经放假。因此总体来看，市场有价无市，五一期间没有期货的指导，价格或报稳为主。

The price of market management in Beijing has been rising slightly. Today, the price of raw material billet and strip steel has risen in the early morning. Driven by this, the price of square pipe in Beijing market has risen slightly, by 20 yuan. However, according to TRADERS'feedback, today is the last day of trading before the May Day holiday. The overall market turnover is not smooth, terminal procurement slows down the procurement plan, and individual companies have taken vacations. Therefore, in general, the market has no market value, no futures guidance during the May Day period, the price or stability of the main.

价格方面：本地1寸(2.5mm)脚手架价格为4610元(吨价，下同)，4寸(3.75mm)脚手架价格为4450元(吨价，下同)，6寸(4mm)脚手架价格为4640元；市场整体报价比昨日上涨20元。

Price: Local 1-inch (2.5mm) square tube price is 4610 yuan (ton price, the same below), 4-inch (3.75mm) square tube price is 4450 yuan (ton price, the same below), 6-inch (4mm) square tube price is 4640 yuan; the overall market price is 20 yuan higher than yesterday.

　　购买脚手架时最实用的三种脚手架理论重量计算方…脚手架的三种理论重量算法：关于脚手架的重量的计算方法，总共有三种方式。第一种，就是用钢板算法，也就是，将一个正跟的脚手架展开，然后形成一个四片扁钢，然后在对扁钢进行计算。这种计算方法计算出来的重量，会与…