方管在生产过程中要注意的几个重点方管作为一个生产方管的厂家要对方管的各个工艺流程、钢管材质性能有足够的掌握，在客户订购焊管的时候方管和矩形管是客户的选择对象。我们多次提到方管和矩形管的优劣，方管在生产过程中只有管端的尺寸是最严格的的，毕竟方管不同于矩形管，所以在生产方管的时候要注意把口径和管端做到最好，以便于在安装焊接过…

南京方管市场价格微跌，市场整体成交一般。“五一”假期过后，期货、原料等上游市场一直处于一个窄幅震荡趋势，因此不 管上游还是下游操作均较为谨慎，虽管厂调价幅度并不大，多数贸易商挺价意愿也较强，但市场需求不佳，出货量一般，市场多数抱着观望态度，对近期市场行情并 不看好。库存方面，整体库存量减少缓慢，销售压力依旧不容小觑。价格方面，截至5月10日，南京市场唐山京华产新国标4寸（3.75mm）方管价格为4250元，6寸（4mm）方管价格为4450元。

Nanjing Fangguan market prices fell slightly, the overall market turnover is general. After the May 1st holiday, the upstream markets of futures and raw materials have been in a narrow fluctuation trend. Therefore, both upstream and downstream operations are more cautious. Although the range of price adjustment is not large and most traders are willing to bid more, the market demand is not good, the volume of shipments is general, and most of the markets hold a wait-and-see attitude and are not optimistic about the recent market. Inventory, the overall inventory decline is slow, sales pressure can not be underestimated. In terms of price, as of May 10, the price of 4-inch (3.75 mm) square tube and 6-inch (4 mm) square tube of Tangshan Jinghua New National Standard in Nanjing market were 4250 yuan and 4450 yuan respectively. 原料方面：唐山普碳150方坯报价3610元，比上周同期下跌20元；现唐山瑞丰产355mm系列带钢出厂价格为3870元，比上周同期下跌10元。

Raw materials: Tangshan Pucarbon 150 billet quoted 3610 yuan, 20 yuan lower than the same period last week; Tangshan Ruifeng 355mm series strip steel ex-factory price is 3870 yuan, 10 yuan lower than the same period last week.

管厂方面：现唐山友发产新国标4寸（3.75mm）方管过磅含税价4120元，于上周同期价格持平；唐山京华产4寸（3.75mm）方管过磅含税价4120元，比上周同期下调30元。

In terms of management plant: Tangshan Youfa now produces 4 inches (3.75 mm) square tube weighing with tax price of 4120 yuan, which was flat in the same period last week; Tangshan Jinghua 4 inches (3.75 mm) square tube weighing with tax price of 4120 yuan, 30 yuan lower than the same period last week.

整体来看，当前上游原料市场难掩震荡趋势，下游方管市场推涨乏力。预期下周南京方管市场将持续窄幅震荡运行。

Overall, the current upstream raw material market is difficult to hide the trend of shocks, and the downstream market is weak. It is expected that the Nanjing Square Management Market will continue to operate in a narrow range next week.

石家庄方管市场盘整观望市场盘整观望当前以…方管石家庄方管市场盘整观望。市场方面，石家庄当地方管价格跌后观望，现货整体市场表现平淡，但价格又呈现较强的抗跌性，在区域内下游工地陆续停工放假，方管厂家协议量多减至正常量的50%至60%，当前以收款为主，预计在小年后开始休假，正常交易仍有一周时间。预计本方管地市场当前态势持续运行。原料方面，今日上游昌黎部分钢坯… 今日邯郸镀锌方管市场价格高位持稳整体需求…方管今日邯郸镀锌方管市场价格高位持稳，市场方面，昨天下午期货带动一波涨势，尾盘邯郸高价报到3710，今天午前期卷相对偏弱，全国半数以上主流城市持稳，华北亦回稳观望，没有明显回落。 虽然市场拉涨过快的担忧情绪渐渐启动，不过目前方管整体需求还尚可，尤其本地低库存支撑力度偏强。短期市场或将持续拥有较好的消化能力，方…