螺旋钢管水压标准试验压力.pdf

螺旋钢管水压-钢管尺寸和标准试验压力规定外径 D Specified outside diameter 规定壁厚 t mm Specified thickness 最低试验压力钢 级in mm L210(A)L245(B)L290(X42)L320(X46)L360(X52)L390(X56)L415(X60)L450(X65)L485(X70)L555(X80)8-5/8 219.1 5.0 7.0 10.0 13.0 5.8 8.1 11.5 15.0 6.7 9.4 13.4 17.4 9.9 13.9 19.9 20.7 11.0 15.3 20.7 20.7 12.3 17.3 20.7 20.7 13.4 18.7 20.7 20.7 14.2 19.9 20.7 20.7 15.4 20.7 20.7 20.7 16.6 20.7 20.7 20.7 19.0 20.7 20.7 20.7 9-5/8 244.5 5.0 7.0 10.0 13.0 5.2 7.2 10.3 13.4 6.0 8.4 12.0 15.6 10.1 14.1 20.2 20.7 11.1 15.6 20.7 20.7 12.5 17.5 20.7 20.7 13.6 19.0 20.7 20.7 14.4 20.2 20.7 20.7 15.6 20.7 20.7 20.7 16.9 20.7 20.7 20.7 19.3 20.7 20.7 20.7 10-3/4 273.1 5.0 7.0 10.0 13.0 4.6 6.5 9.2 12.0 5.4 7.5 10.8 14.0 9.0 12.9 18.1 20.7 10.1 13.9 19.9 20.7 11.2 15.7 20.7 20.7 12.1 17.0 20.7 20.7 12.9 18.1 20.7 20.7 14.0 19.6 20.7 20.7 15.4 20.7 20.7 20.7 17.3 20.7 20.7 20.7 12-3/4 323.9 5.0 7.0 10.0 14.0 3.9 5.5 7.8 10.9 4.5 6.4 9.1 12.7 7.6 10.7 15.2 20.7 8.4 11.8 16.8 20.7 9.4 13.2 18.9 20.7 10.2 14.3 20.5 20.7 10.9 15.2 20.7 20.7 11.8 16.5 20.7 20.7 12.7 17.8 20.7 20.7 14.6 20.4 20.7 20.7(325.0)5.0 7.0 10.0 14.0 3.9 5.4 7.8 10.9 4.5 6.3 9.0 12.7 7.6 10.6 15.2 20.7 8.4 11.7 16.7 20.7 9.4 13.2 18.8 20.7 10.2 14.3 20.4 20.7 10.9 15.2 20.7 20.7 11.8 16.5 20.7 20.7 12.7 17.8 20.7 20.7 14.5 20.3 20.7 20.7 13-3/8 339.7 5.0 8.0 12.0 16.0 3.7 5.9 8.9 11.9 4.3 6.9 10.4 13.8 7.3 11.6 17.4 20.7 8.0 12.8 19.2 20.7 9.0 14.4 20.7 20.7 9.8 15.6 20.7 20.7 10.4 16.6 20.7 20.7 11.3 18.0 20.7 20.7 12.1 19.4 20.7 20.7 13.9 20.7 20.7 20.7 14 355.6 5.0 8.0 12.0 16.0 4.3 5.7 8.5 11.3 5.0 6.6 9.9 13.2 8.3 11.1 16.6 20.7 9.2 12.2 18.4 20.7 10.3 13.8 20.7 20.7 11.2 14.9 20.7 20.7 11.2 14.9 20.7 20.7 12.9 17.2 20.7 20.7 13.9 18.6 20.7 20.7 15.9 20.7 20.7 20.7(377.0)5.0 8.0 12.0 16.0 4.0 5.3 8.0 10.7 4.7 6.2 9.4 12.5 7.8 10.5 15.7 20.7 8.6 11.5 17.3 20.7 9.7 13.0 19.5 20.7 10.6 14.1 20.7 20.7 11.2 15.0 20.7 20.7 12.2 16.2 20.7 20.7 13.1 17.5 20.7 20.7 15.0 20.0 20.7 20.7 16 406.4 6.0 3.7 4.3 7.3 8.0 9.0 9.8 10.4 11.3 12.2 13.9 名师资料总结-精品资料欢迎下载-名师精心整理-第 1 页，共 3 页 -8.0 12.0 16.0 19.1 25.4 5.0 7.4 9.9 11.7 15.5 5.8 8.7 11.6 13.6 18.1 9.7 14.6 19.6 20.7 10.7 16.1 20.7 20.7 12.0 18.1 20.7 20.7 13.1 19.6 20.7 20.7 13.9 20.7 20.7 20.7 15.1 20.7 20.7 20.7 16.2 20.7 20.7 20.7 18.6 20.7 20.7 20.7(426.0)6.0 8.0 12.0 16.0 19.1 25.4 3.5 4.7 7.1 9.5 11.3 15.0 4.1 5.5 8.3 11.0 13.2 17.5 6.9 9.3 13.9 18.5 20.7 7.7 10.2 15.3 20.4 20.7 8.6 11.5 17.2 20.7 20.7 9.3 12.5 18.7 20.7 20.7 9.9 13.2 19.9 20.7 20.7 10.8 14.4 20.7 20.7 20.7 11.6 15.5 20.7 20.7 20.7 13.3 17.7 20.7 20.7 20.7 18 457.0 6.0 8.0 12.0 16.0 22.2 25.4 3.3 4.4 6.6 8.8 12.1 13.8 3.9 5.1 7.7 10.3 14.0 16.1 6.5 8.6 12.9 17.3 20.7 7.1 9.5 14.3 19.0 20.7 8.0 10.7 16.1 20.7 20.7 8.7 11.6 17.4 20.7 20.7 9.3 12.4 18.5 20.7 20.7 10.0 13.4 20.1 20.7 20.7 10.8 14.4 20.7 20.7 20.7 12.4 16.5 20.7 20.7 20.7 20 508.0 6.0 8.0 12.0 16.0 22.2 28.6 3.0 4.0 6.0 7.9 9.3 11.0 14.2 3.5 4.6 6.9 9.3 10.9 12.8 16.6 6.2 8.2 12.3 16.4 19.6 20.7 20.7 6.8 9.1 13.6 18.1 20.7 20.7 20.7 7.7 10.2 15.3 20.4 20.7 20.7 20.7 8.3 11.1 16.6 20.7 20.7 20.7 8.8 11.8 17.6 20.7 20.7 20.7 9.6 12.8 19.1 20.7 20.7 20.7 10.3 13.7 20.6 20.7 20.7 20.7 11.8 15.7 20.7 20.7 20.7 20.7(529.0)6.0 9.0 12.0 14.0 16.0 19.1 22.2 28.6 2.9 1.3 5.7 6.7 7.6 9.1 10.6 13.6 3.3 5.0 6.7 7.8 8.9 10.6 12.3 15.9 5.9 8.9 11.8 13.8 15.8 18.8 20.7 20.7 6.5 9.8 13.1 15.2 17.4 20.7 20.7 20.7 7.3 11.0 14.7 17.1 19.6 20.7 20.7 20.7 8.0 11.9 15.9 18.6 20.7 20.7 20.7 8.5 12.7 16.9 19.8 20.7 20.7 20.7 9.2 13.8 18.4 20.7 20.7 20.7 20.7 9.9 14.9 19.8 20.7 20.7 20.7 20.7 11.3 17.0 20.7 20.7 20.7 20.7 20.7 注：1、此表是 GB/T9711-1997 和 APISL 标准给出的最低（标准）试验压力，表中未列出的钢级，管径和壁厚的钢管的最低试验压力按下式计算并考虑标准对最高试验压力的限制，当采用 GB/T9711.2-1999jf，除另有协议外，S 中的系数为 95%，并规定 D 406.4mm，最大压力为50MPa；D406.4mm，最大压力为 25M Pa。

式中：P-静水压试验压力（MPa）；S-标准规定最小总伸长应力（Rt10.5MPa）乘以标准所给系数；T-钢管壁厚（mm）；D-钢管外径（mm）2、L210、L245 钢级 D48.3mm钢管的试验压力是给定的其余外径和心中壁厚钢试验压力是按注1 的公式计算的名师资料总结-精品资料欢迎下载-名师精心整理-第 2 页，共 3 页 -3、按 GB/T3091-2001 生产的钢管应逐根进行水压试验，试验压力应符合表一规定表一公称外径（mm）Nominal outer diameter 试验压力（MPa）Test pressure D168.33 168.3D32 3.9 5 323.9D5083 D508 2.5 DN15,DN20,DN25是外径四分管和六分管的直径1 英寸=25.4 毫米 =8 英分1/2 是 四分(4 英分)DN15 3/4 是 六分(6 英分)DN20 2 分管 DN8 4 分管 DN15 6 分管 DN20 1 DN25 1.2 DN32 1.5 DN40 2 DN50 2.5 DN65 3 DN80 4 DN100 5 DN125 6 DN150 8 DN200 10 DN250 12 DN300名师资料总结-精品资料欢迎下载-名师精心整理-第 3 页，共 3 页 -。