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1、精品文档，仅供学习与交流，如有侵权请联系网站删除国标焊接钢管壁厚规格外径mm壁厚mm最小壁厚mm焊管(6米定尺)镀锌管(6米定尺)公称内径英寸米重kg根重kg米重kg根重kgDN151/221.32.82.45DN203/426.92.82.451.669.961.7610.56DN25133.73.22.82.4114.462.55415.32DN321.2542.43.53.063.3620.163.5621.36DN401.548.33.53.063.8723.224.1024.60DN50260.33.83.3255.2931.745.60733.64DN652.576.14.03.5
2、7.1142.667.53645.21DN80388.94.08.3850.288.8853.28DN1004114.34.010.8865.2811.5369.18DN12551404.515.0490.2415.94298.65DN1506168.34.518.18109.0819.27115.62DN2008219.16.0(焊管)31.53189.18DN2008219.16.5(热镀锌)36.12216.7国标焊接钢管壁厚规格外径mm壁厚mm最小壁厚mm现场实测公称内径英寸1234DN151/221.32.82.45DN203/426.92.82.45DN25133.73.22.8DN321.2542.43.53.06DN401.548.33.53.063.03.0DN50260.33.83.3253.563.0DN652.576.14.03.53.13.0DN80388.94.03.53.03.5DN1004114.34.0DN12551404.5DN1506168.34.5DN2008219.16.0(焊管)DN2008219.16.5(热镀锌)【精品文档】第 3 页