生产工艺上浅谈镀锌方管的区别简单聊聊镀锌方管的集中分类，我们先从其出产工艺上来看，这样是可以分为热镀锌方管和冷镀锌方管的。正是由于这两种镀锌方管的加不相同也就造就了它们许多不同的物理和化学性质。总的来说它们在强度、耐性和机械…

无锡方管价格持续走弱，市场方面，今本地市价主流下行，早盘期螺跳水运行，对节后归来的方管市场信心形成一定打击，方管厂家操作多低价出货为主。据本地方管厂家反馈，降后市场交投表现平平，下游买涨不买跌心态明显。目前部分贸易商表示南北倒挂现象难改，不愿意再进一步扩大亏损，因此采取卖空单不拿货操作来规避风险。考虑到目前成本端难 撑，因此预计短期无锡本地方管价格持续趋弱运行。

Wuxi Fangguan prices continue to weaken, the market, today's local market price mainstream downward, snail dive operation in the early trading period, the market confidence returned after the festival formed a certain blow, Fangguan manufacturer operation mainly low-cost shipments. According to feedback from local managed manufacturers, after the fall, the market performance was flat, and the downstream buying-up-and-not-buying-down mentality was obvious. At present, some traders say that the phenomenon of inversion between the north and the south is difficult to change and they are unwilling to further expand their losses. Therefore, short-selling orders are not used to avoid risks. Considering the current cost side is difficult to support, it is expected that the short-term local management price will continue to weaken.

方管价格方面：热轧方管2.5*(235-355)瑞丰3810，2.5*(145-204)宣钢3800，2.5*(160-355)中天3800，较上个交易日下跌20元/吨。

As for square pipe price, hot-rolled square pipe 2.5* (235-355), Ruifeng 3810, 2.5* (145-204), Xuanhua Steel 3800, 2.5* (160-355) Zhongtian 3800, down 20 yuan/ton from the previous trading day. 

　　方管市场价格维稳出货一般厂家多以出货为主方管市场价格维稳，出货一般。市场方面，据方管厂家反 映，成交惨淡，部分规格比实际挂牌价仍有优惠空间，方管厂家基本都以出货抛售为主。十二月已至中旬，下游施工渐渐收尾，市场需求转弱，方管厂家普遍认为当下没有…