周末至今，國內方管價格整體適當跟降。周末整體行情延續穩中偏弱，部分方管出廠價格政策跟調 20-50元，受環保限產實質文件未定影響，今期螺盤面寬幅震蕩，后市走勢待觀望，目前河北地區主流管廠方管4寸(3.75mm)出廠報價在 4440-4570元之間，交投偏于觀望。市場方面，華東、華南地區周末至今方管價格跟降20-50元不等，月初實際性限產并未浮出水面，市場對高位資源 及后期走勢預期仍偏謹慎。預計近期國內方管價格偏弱盤整。Up to the end of the weekend, the price of domestic square tubes has been falling down. Over the weekend, the overall market continued to be stable and weak, part of the factory price policy with the adjustment of 20-50 yuan, due to the uncertain nature of environmental protection production restriction documents, the current wide fluctuation of the screw surface, the future trend to wait and see, the Hebei mainstream pipe factory square tube 4 inches (3.75 mm) factory price in 4440-4570 yuan, the delivery is biased to wait and see. On the market side, since the weekend in East and South China, tube prices have dropped by 20-50 yuan, and the actual limit of production has not surfaced at the beginning of the month. The market is still cautious about high resources and future trend expectations. It is expected that the price of domestic square tubes will be weak and consolidated in the near future.價格方面：國內重點城市4寸(3.75mm)方管的平均價格為4657元，較昨日降 19元，其中中心城市主流價格唐山、天津、成都降20，武漢降30，沈陽、廣州降50元，其他暫穩。Price: The average price of 4-inch (3.75 mm) square pipe in key cities in China is 4,657 yuan, 19 yuan lower than yesterday. The mainstream prices of Tangshan, Tianjin and Chengdu in central cities are 20 yuan lower, Wuhan 30 yuan lower, Shenyang and Guangzhou 50 yuan lower, and others are temporarily stable. 方管