镀锌钢管的国标厚度和米重及最小壁厚
            
                    来源:动视网
                                        责编:小OO
                                        时间:2025-09-24 11:08:11
                    
            
            
                         
                
                
                    镀锌钢管的国标厚度和米重及最小壁厚
                    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)米重kg根重kg米重kg根重kg公称内径英寸DN151/221.32.82.451.287.681.3578.14DN203/426.92.82.451.669.961.7610.56DN25133.73.22.82.4114.462.55415.32DN321.2542.43.53.063.3620.163.5621.36DN401.548.33.53.063.8723.224.1024.60DN50260.33.83.325
                    
                 
                
             
                        导读规格外径mm壁厚mm最小壁厚mm焊管(6米定尺)镀锌管(6米定尺)米重kg根重kg米重kg根重kg公称内径英寸DN151/221.32.82.451.287.681.3578.14DN203/426.92.82.451.669.961.7610.56DN25133.73.22.82.4114.462.55415.32DN321.2542.43.53.063.3620.163.5621.36DN401.548.33.53.063.8723.224.1024.60DN50260.33.83.325
                        
            
| 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) |  | 
| 米重kg | 根重kg | 米重kg | 根重kg |  | 
| 公称内径 | 英寸 |  | 
| DN15 | 1/2 | 21.3 | 2.8 | 2.45 | 1.28 | 7.68 | 1.357 | 8.14 |  | 
| DN20 | 3/4 | 26.9 | 2.8 | 2.45 | 1.66 | 9.96 | 1.76 | 10.56 |  | 
| DN25 | 1 | 33.7 | 3.2 | 2.8 | 2.41 | 14.46 | 2.554 | 15.32 |  | 
| DN32 | 1.25 | 42.4 | 3.5 | 3.06 | 3.36 | 20.16 | 3.56 | 21.36 |  | 
| DN40 | 1.5 | 48.3 | 3.5 | 3.06 | 3.87 | 23.22 | 4.10 | 24.60 |  | 
| DN50 | 2 | 60.3 | 3.8 | 3.325 | 5.29 | 31.74 | 5.607 | 33. |  | 
| DN65 | 2.5 | 76.1 | 4.0 | 3.5 | 7.11 | 42.66 | 7.536 | 45.21 |  | 
| DN80 | 3 | 88.9 | 4.0 |  | 8.38 | 50.28 | 8.88 | 53.28 |  | 
| DN100 | 4 | 114.3 | 4.0 |  | 10.88 | 65.28 | 11.53 | 69.18 |  | 
| DN125 | 5 | 140 | 4.5 |  | 15.04 | 90.24 | 15.942 | 98.65 |  | 
| DN150 | 6 | 168.3 | 4.5 |  | 18.18 | 109.08 | 19.27 | 115.62 |  | 
| DN200 | 8 | 219.1 | ? 6.0 (焊管) ?  |  | 31.53 | 1.18 |  |  |  | 
| DN200 | 8 | 219.1 | ? 6.5 (热镀锌)  |  |  |  | 36.12 | 216.72 |  | 
     
    
    
        镀锌钢管的国标厚度和米重及最小壁厚
        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)米重kg根重kg米重kg根重kg公称内径英寸DN151/221.32.82.451.287.681.3578.14DN203/426.92.82.451.669.961.7610.56DN25133.73.22.82.4114.462.55415.32DN321.2542.43.53.063.3620.163.5621.36DN401.548.33.53.063.8723.224.1024.60DN50260.33.83.325