怎样区别方管材质？方管的生产方法？1、方管的概念：方管是钢锭、钢坯或方管通过压力加工制成我们所需要的各种形状、尺寸和性能的材料。 方管是国家建设和实现四化必不可少的重要物资，应用广泛、品种繁多，根据断面形状的不同、方管一般分为型材、…

唐山方管市场价格部分回落。今日唐山方管高位出现回落，方管市场优惠、暗降走货较多，午后虽期螺出现反弹，但对方管市场影响不大，临近端午假期，方管市场操作氛围转浓，采购谨慎。截止 16点统计唐23家方管厂共出货32700吨，较昨下降6.6%。其中，工7家7700吨，槽12家10500吨，角4家14500吨。尾盘钢坯跌40至 3510，成本走弱，交投不佳，预计明日唐山方管以下跌开盘。

Tangshan Fangguan's market price has partly fallen. Today, Tangshan's high level of square management has fallen, market preferences have been preferential, and goods have been withdrawn secretly. Although snails rebounded in the afternoon, they have little impact on the market. Towards the Dragon Boat Festival holiday, the operating atmosphere of square management market has become stronger and procurement is cautious. As of 16 points, 23 factories in Tang Dynasty shipped 32700 tons, down 6.6% from yesterday. Among them, there are 7 700 tons in 7 factories, 10 500 tons in 12 factories and 14 500 tons in 4 factories. Tail plate billet fell 40 to 3510, cost weakened, poor turnover, Tangshan square tube is expected to open down tomorrow.

方管价格方面：现唐城产16-20工报价3850元，跌10元；大成产14-16工报价 3850元，跌10元；正丰产5#角钢报价3840元，稳；申达产14-20号槽钢报3850元，跌20元；电力产22-25#槽钢报价3930元，稳。

The square pipe price: Tangcheng 16-20 works quoted 3850 yuan, down 10 yuan; Dacheng 14-16 works quoted 3850 yuan, down 10 yuan; Zhengfeng 5 # angle steel quoted 3840 yuan, stable; Shenda 14-20 channel steel quoted 3850 yuan, down 20 yuan; Electric power 22-25 channel steel quoted 3930 yuan, stable.

　　国内方管盘整运行为主厂家心态有所支撑国内方管盘整运行，今日唐山小窄带较昨日涨20。由于调坯小窄带厂家还未复产，因此市场现货资源不多，低位需求表现可，个别厂家出清日产。唐山窄带及中宽带市场主流持稳，今期螺高位震荡，方管厂家心态有所支撑，然疫情…