银川方管将延续弱势震荡运行市场成交清淡银川市场方管价格持稳，市场成交偏弱。从市场来看，今日银川市场各方管厂家暂稳报价，市场成交清淡。由于今日属于国庆长假后调休，但部分企业并未上班，市场上采购订单较往日有所减少，市场 整体成交较为清淡。资…

石家庄方管价格稳。今日石家庄大户贸易商出货量百吨以内，石家庄大户贸易商出货量主要以直发为主。当下贸易商心态较为谨慎，对后市不看好，贸易商以出货为主，市场价格有暗降。短期内石家庄方管市场持稳偏弱运行。

Shijiazhuang square tube price stability. Today, Shijiazhuang large traders shipped less than 100 tons, Shijiazhuang large traders mainly direct shipments. At present, traders are more cautious, not optimistic about the future market. Traders mainly ship goods, and market prices have declined. In the short term, the Shijiazhuang Fangguan market has been stable and weak.

今日方管管厂价格稳中个调。美鑫方管价格上调30元，泰宗、瑞钢联上调20元。管坯价格稳。

Nowadays, the price of Fangguan Pipe Factory is stable and moderate. The price of Meixin Fangguan was raised by 30 yuan, and that of Taizong and RuiGang by 20 yuan. The price of billet is stable.

价格方面，山东产108*4.5报价4600元；山东产38*3.5报价5000元；河南产273*8报价5010元；新冶特钢产377*10报价5460元。

Price, Shandong 108*4.5 quoted 4600 yuan; Shandong 38*3.5 quoted 5000 yuan; Henan 273*8 quoted 5010 yuan; Xinye special steel 377*10 quoted 5460 yuan.

　　方管和矩形管冷弯成型时不同的特点冷弯方管、冷弯矩形管是通过外辊与管坯外壁的单向接触形成弯矩使带料弯折,冷弯会使弯折线产生压缩,压缩效应使弯折线纵向伸长,弯折处金属出现堆积变厚,这就是冷弯的压缩/增厚效应。Cold-formed square pipe and cold-f…