淄博方管市场价格全面下跌成交比上月稍好淄博方管市场价格全面下跌，期螺、钢坯下跌，中美摩擦升级，环保限产预期下降，各种利空来袭，使得方管厂家对后市预期不佳，市场低价甩货增多，今日淄博方管价格全面下调。据方管厂家反馈， 虽8月份价格呈下跌趋…

冷镀锌方管是在所用的方管上利用冷镀锌的原理来使方管具有防腐蚀的性能。与热镀锌不同冷镀锌涂料主要通过电化学原理来进行防腐，因此必须保证锌粉与钢材的充分接触，产生电极电位差，所以钢材表面处理很重要。

Cold galvanized square tubes are used to make square tubes have anticorrosive properties by using the principle of cold galvanizing. Different from hot-dip galvanizing, cold-dip galvanizing coatings are mainly anti-corrosion based on electrochemical principle. Therefore, it is necessary to ensure full contact between zinc powder and steel to produce electrode potential difference, so surface treatment of steel is very important.

　　国内方管价格将盘整趋强走势厂家看涨呼声一片高…国内方管市场价格小幅上调，周初开市，因周末传出消息，巴西淡水河谷因疫情影响，已有三座矿区封矿停产，造成矿石出口量大幅下降，今日消息发酵后，期货市场开盘呈直线拉涨，国内方管厂家看涨呼声一片高涨，截止发稿，…