北京方管价格或仍以盘整运行为主厂家出货不好今日北京方管暂稳运行，方管厂家反映保持出货为主。临近过年，方管厂家出货不好，下游需求量较少，今日市场 报价持续稳步运行，今日北京方管卷大户出货在200吨左右，并且贸易商反映市场目前缺货，部分规格不全。…

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.

　　宝鸡方管价格或偏弱震荡为主厂家出货意愿增强宝鸡市场方管价格主流价格继续下跌20元/吨，方管市场需求偏弱。上周国内主流市场方管价格小幅下跌时，宝鸡市场方管厂家对方管价格持稳，但 随着月底临近，方管厂家出货意愿增强，价格上做出让利。资源方面，五月整体资…