嘉兴方管价格持稳运行短期内厂家无明显补库意愿…嘉兴方管价格持稳运行，市场方面，今日黑色商品期货呈震荡上行趋势，现货市场价格普遍维持运行，尤其是近期冷轧价格表现较为坚挺。据方管厂家反馈，目前下游需求表现愈发冷清，上午询价 的客户都在减少，市场交投…

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.

　　北京方管价格依旧高位整理厂家观望心态较强今日北京方管市场价格窄幅上调，近日唐山市场价格上调频繁但是周边市场反应现在市场需求收窄，询单情况也有所减少，整体都是高位观望心态较强。本地方管厂家依旧维持着低库存、钢厂直发的交易模式。今日北京唐山资源2…