镀锌钢管国家标准壁厚30161.docx

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1、⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯最新料推荐⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯镀锌钢管理论重量外径壁厚规格焊管（6米定镀锌管(6米定mmmm尺）尺）米重根重米重根重公称内英寸kgkgkgkg径DN151/221.32.82.451.287.681.3578.14DN203/426.92.82.451.669.961.7610.56DN25133.73.22.82.4114.462.55415.32DN321.2542.43.53.063.3620.163.5621.36DN401.548.33.53.063.8723.224.1024.60DN

2、50260.33.83.3255.2931.745.60733.64DN652.576.14.03.57.1142.667.53645.21DN80388.94.08.3850.288.8853.28DN104114.34.010.8865.2811.5369.180DN1251404.515.0490.2415.94298.655DN156168.34.518.18109.0819.27115.621⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯最新料推荐⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯0DN208219.16.0（焊31.53189.180管）DN2

3、08219.16.5（热36.12216.720镀锌）2