天津镀锌方管价格或持续上涨运行为主厂家心态较…本周天津镀锌方管价格上调趋势运行，方管厂家表示成交整体较为一般。周初民营方管厂家价格有下调趋势运行，下调幅度在10-20元/吨，国营厂家保持了暂稳趋势运行，据方管厂家反映，市场成交量较为一般，大户出货在…

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.

　　今日沈阳方管市场价格下跌厂家出货惨淡今日沈阳方管市场价格下 跌。出货惨淡。今日开市，期货表现较差，市场价格走跌，市场上整体节奏向下。加之北方普遍降雪，东三省迎来强降雪。风雪过后的各大钢材市场成交依 旧惨淡。整体市场基本凉凉。目前沈阳库存水平…