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SA213 T91无缝钢管post time:2022-04-27
210C内螺纹多头无缝钢管post time:2022-04-27
20G内螺纹管水冷壁post time:2021-11-27
210A1锅炉内螺纹管post time:2021-11-27
T2内螺纹无缝管post time:2021-11-27
T12内螺纹管post time:2021-11-27
15crmog内螺纹无缝管post time:2021-11-27
上海宝钢产ASME SA-210M SApost time:2019-06-13
上海宝钢产高压锅炉用内螺纹无缝钢管post time:2019-03-27