近日国内方管市价稳中盘整运行需求量依然较少方管各地区市场价格稳中有跌，需求偏弱。近日鞍钢普碳方管出厂价出现上调，市场鞍钢资源市价趋强，临沂管厂方面，实际接单价个别管厂有小幅上调10-30元，管坯实际接单量有所增长。 虽然涨价消息满天飞但是方管市…

唐山方管市场价格稳中偏弱运行。周末受钢坯下跌影响，唐山方管价格普遍小降10-20元，今日早盘价格主稳，但成交弱，盘中部分降价走货，截止16点统计唐山23家方管厂共出货 35860吨，整体成交一般，个别尚可，工字钢7家7600吨，槽钢12家15100吨，角钢5家13160吨。午后钢坯价格持稳，期螺宽幅震荡，市场走势趋稳， 但鉴于需求有限，预计明日唐山方管价格将延续稳中偏弱格局。

Tangshan Fangguan market price is stable and weak. Affected by the drop of billet over the weekend, Tangshan square pipe price generally fell by 10-20 yuan. Today's morning price is stable, but the transaction is weak. Some of the discounted goods go on sale. As of 16:00, 23 square pipe factories in Tangshan have shipped 35,860 tons. The overall turnover is normal. Individually, 7 I-beam steels have 7,600 tons, 12 channel steels have 15,100 tons and 5 angle steels have 13,160 tons. In the afternoon, billet prices remained stable, snail width shocked and market trend stabilized. However, due to limited demand, it is expected that Tangshan Square Tube Price will continue to be stable, moderate and weak tomorrow.

价格方面：现唐城产16-20工报价3900元，大成产14-16工报价3910元，正丰产5#角钢报价3930元，申达产14-20号槽钢报3880元，电力产22-25#槽钢报价4000元。

Price: Tangcheng 16-20 works quoted 3900 yuan, Dacheng 14-16 works quoted 3910 yuan, Zhengfeng 5 angle steel quoted 3930 yuan, Shenda 14-20 channel steel quoted 3880 yuan, electric power 22-25 channel steel quoted 4000 yuan.

　　导致无缝方管点腐蚀的材料因素分析今天小编为各位讲解一下影响无缝方管点腐蚀的材料因素都有哪些。合金成分对无缝方管来说，0、10及F等元素是使合金具有良好抗点腐蚀性能的主要合金元素。其他一些元素也可能有一定的效果，K等元素则会降低无缝方管的抗…