螺旋焊管

螺旋管理论重量公式：（直径—壁厚）x壁厚x0.0246615=每米重量（公斤/米） 　　螺旋管理论重量表及相关参数：（见下表）
规格? 壁厚? 米重? 国标水压值? 部标水压值? 规格? 壁厚? 米重? 国标水压值? 部标水压值?
219? 6? 32.02? 9.7? 7.7? 720? 6? 106.15? 3? 2.3?
?7? 37.1? 11.3? 9?? 7? 123.59? 3.5? 2.7?
?8? 42.13? 12.9? 10.3?? 8? 140.97? 4? 3.1?
273? 6? 40.01? 7.7? 6.2?? 9? 158.31? 4.5? 3.5?
?7? 46.42? 9? 7.2?? 10? 175.6? 5? 3.9?
?8? 52.78? 10.3? 8.3?? 12? 210.02? 6? 4.7?
325? 6? 47.7? 6.5? 5.2? 820? 7? 140.85? 3.1? 2.4?
?7? 55.4? 7.6? 6.1?? 8? 160.7? 3.5? 2.7?
?8? 63.04? 8.7? 6.9?? 9? 180.5? 4? 3.1?
377? 6? 55.4? 5.7? 4.5?? 10? 200.26? 4.4? 3.4?
?7? 64.37? 6.7? 5.2?? 11? 219.96? 4.8? 3.8?
?8? 73.3? 7.6? 6?? 12? 239.62? 5.3? 4.1?
?9? 82.18? 8.6? 6.8? 920? 8? 180.43? 3.1? 2.5?
?10? 91.01? -? 7.5?? 9? 202.7? 3.5? 2.8?
426? 6? 62.25? 5.1? 4?? 10? 224.92? 3.9? 3.1?
?7? 72.83? 5.9? 4.6?? 11? 247.22? 4.3? 3.4?
?8? 82.97? 6.8? 5.3?? 12? 269.21? 4.7? 3.7?
?9? 93.05? 7.6? 6? 1020? 8? 200.16? 2.8? 2.2?
?10? 103.09? 8.5? 6.7?? 9? 224.89? 3.2? 2.5?
478? 6? 70.34? 4.5? 3.5?? 10? 249.58? 3.5? 2.8?
?7? 81.81? 5.3? 4.1?? 11? 274.22? 3.9? 3?
?8? 93.23? 6? 4.7?? 12? 298.81? 4.2? 3.3?
?9? 104.6? 6.8? 5.3? 1220? 8? 239.62? -? 1.8?
?10? 115.92? 7.5? 5.9?? 10? 298.9? 3? 2.3?
529? 6? 77.89? 4.1? 3.2?? 11? 328.47? 3.2? 2.5?
?7? 90.61? 4.8? 3.7?? 12? 357.99? 3.5? 2.8?
?8? 103.29? 5.4? 4.3?? 13? 387.46? 3.8? 3?
?9? 115.92? 6.1? 4.8? 1420? 10? 348.23? 2.8? 2?
?10? 128.49? 6.8? 5.3?? 14? 417.18? 3.2? 2.4?
630? 6? 92.83? 3.4? 2.6? 1620? 12? 476.37? 2.9? 2.1?
?7? 108.05? 4? 3.1?? 14? 554.99? 3.2? 2.4?
?8? 123.22? 4.6? 3.6? 1820? 14? 627.04? 3.3? 2.2?
?9? 138.33? 5.1? 4? 2020? 14? 693.09? -? 2?
?10? 153.4? 5.7? 4.5? 2220? 14? 762.15? -? 1.8?
　　 注：表中国标指GB/T9711.1-1997标准，部标指SY/T5037-2000标准

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