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.

　　天津本地镀锌方管价格稳中震荡趋稳出货为主天津镀锌方管市场观望出货。期螺方面，期螺2005午间收3558，跌5跌幅0.14%。低开3547，冲高回落，最高3567，最低3542，持仓减0.4万手，支撑 3530，压力3580。虽然早盘期螺冲高回落，但临近年底方管厂家挺价观望意愿较强…