钢管壁厚等级对照表.docx

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1、钢管壁厚等级对照表钢管壁厚等级对照表公外径(D)公称壁厚称直径DNA系列B系列SchSchSchLGSchSchSTDSchSchXSSchSchSchSchSch5s10s20s20304060801001201401801521.3181.62.12.6-2.772.9-3.6-4.52026.9251.62.12.6-2.872.9-4-5.62533.7321.62.83.2-3.383.2-4.5-6.33242.4381.62.83.2-3.563.6-5-6.34048.3451.62.83.2-3.683.6-5-7.15060.3571.62.83.6-3.2-3.914-5

2、.6-8.86576.176233.6-4.5-5.165-7.1-108088.989234-4.5-5.495.6-8-1190101.6-234-4.5-5.745.6-8-12.5100114.3108234-5-6.025.9-8.8-11-14.2125139.71332.93.45-5-6.556.3-10-12.5-16150168.31592.93.45-5.6-7.117.1-11-14.2-17.5200219.12192.946.3-6.37.18.18810-12.51617.52022.22502732733.646.3-6.389.278.812.5-1617.5

3、22.22528300323.932544.56.3-6.38.89.531014.2-17.522.2252832350355.637745-88109.531116132025.8283236400406.442645-88109.5312.517.51322.228.530364045045747845-88119.5314.22021253036404550050852955.681012.59.531620212832404550550559-55.68-9.53-1330-6006106305.66.38-9.5317.5-1332-650660-8-9.53-13-700711720-8-9.53-13-750762-8-9.53-13-800813820-8-9.53-13-850864-8-9.53-13-900914920-8-9.53-13-950965-8-9.53-13-100010161020-8-9.53-13-10501067-8-9.53-13-110011181120-8-9.53-13-11501168-8-9.53-13-120012191220-8-9.53-13-