国内方管市场价格应为盘整运行为主成交很不乐观…方管市场价格主稳个调，今晨唐山地区钢坯率先上调20元，普碳方坯含税出厂3340元，但此举并未能带动方管现货市场，今日华北、西南及东北地区商家普遍报价依旧维稳， 西北地区重点城市西安市场价格小幅下调20-30元…

镀锌方管的国标与非国标的区别——：就是管壁的实际厚度非标的都比国标的壁薄一些的。主要规格不是很标准，举个例子：镀锌方管的国标与非国标的区别（1）非标的都比国标的壁薄一些的（2）非标的定尺长度也没有达到国标；（3）非标的比国标便宜

The difference between the national standard and the national standard of galvanized square pipe is that the actual thickness of the pipe wall is thinner than that of the national standard. The main specifications are not very standard. For example, the difference between the national standard and the national standard for galvanized square tubes (1) the non-standard is thinner than the national standard (2) the non-standard length is not up to the national standard; (3) the non-standard is cheaper than the national standard.

　　天津方管市场整体偏弱整体库存依旧未见减少天津方管市场价格稳中盘整，成交情况较上周有所好转。周初，由于上周末市场整体活跃程度不高，加之原料市场小幅震荡，本 地主流管厂方管价格开始转入平稳盘整状态。周中至周后期，成本端价格继续窄幅震荡，对于方管的…