建筑用低合金方管比普通方管有哪些优越性能…方管低合金方管产品性能说明 1、低合金方管口径说明：国内目前生产低合金方管最大口径为800*800*10-25，为世界口径最大方管供应商。世界第二的日本新日铁方矩管生产线最大口径为500mm*500mm*20mm。欧美国家目前最大口径方矩形管为400*400*8mm-14mm。2、低合金方管产品说明Q345B方管是一种空心方形的截面轻型薄壁…

唐山方管市场价格先强后弱。受昨日成交好转，钢坯上涨支撑，早盘唐山方管价格稳中趋高，但终端采购放缓，高位出货弱，盘中部分方管厂报价跌10，但成交仍无起色，截止16点统计唐山23家方管厂家共出货35000吨，较昨日下降53.3%。工字钢7家7200吨，槽钢12家11800吨，角钢5家16000吨。今日期螺窄幅震荡，钢坯持早 盘涨后价格，方管市场成交转弱，观望氛围浓，但鉴于成本有支撑，预计明日唐山方管价格稳中窄幅调整运行。

Tangshan manages the market price first strong and then weak. Thanks to the improvement of yesterday's turnover and the increase of billet, the price of Tangshan Square Pipe in early trading stably increased, but the terminal purchase slowed down, the high delivery was weak, and the quotation of some Square Pipe Mills in mid-trading fell by 10, but the turnover still remained unchanged. As of 16 points, 23 Square Pipe Manufacturers in Tangshan shipped 35,000 tons, down 53.3% from yesterday. 7 I-beam steel 7,200 tons, 12 channel steel 11,800 tons and 5 angle steel 16,000 tons. Today's snail narrow range shocks, billet prices after the early rise, the square tube market turnover is weak, wait-and-see atmosphere is strong, but in view of the cost support, it is expected that Tangshan square tube prices will be stable, narrow adjustment operation tomorrow.

方管价格方面：现唐城产16-20工报价3860元，稳；大成产14-16工报价 3860元，稳；正丰产5#角钢报价3840元，稳；申达产14-20号槽钢报3870元，涨20元；电力产22-25#槽钢报价3930元，涨20元。

In terms of square pipe price: Tangcheng 16-20 works quoted 3860 yuan, stable; Dacheng 14-16 works quoted 3860 yuan, stable; Zhengyi 5 # angle steel quoted 3840 yuan, stable; Shenda 14-20 channel steel quoted 3870 yuan, up 20 yuan; Electricity 22-25 channel steel quoted 3930 yuan, up 20 yuan. 

无锡镀锌方管市场价格将暂稳观望运行厂家出…方管无锡镀锌方管市场价格暂稳。今日上游原材料方坯、带钢价格持稳，管厂镀锌方管价格普稳。目前无锡地区镀锌方管价格暂稳，出货维持稳定较少量。从当地方管厂家了解到，冬季库存有所减少，目前无冬储计划，保持按需补库谨慎操作。整体来看，预计短期内无锡镀锌方管市场价格将暂稳观望运行。原料方面，今日唐山普碳150方坯价格暂… 天津镀锌方管价格小幅上涨厂家多积极出货方管天津镀锌方管市场价格小幅上涨。近期天津市场镀锌方管卷价格多有回升，目前市场南方区域价差较大，首方管厂家内为控制区域价差而上调其报价，方管厂家视其低库存，也多跟随上涨，市场仍存在无货低报 现象，导致本地市场同规格价格相差较大，市场恶性竞争愈发明显。库存方面，天津市场镀锌方管卷库存为9万吨主要是11月份新货开…