标准解读

GB/T 13793-1992 是一项中国国家标准，全称为《直缝电焊钢管》。这项标准规定了直缝电焊钢管的分类、尺寸、外形、重量、技术要求、试验方法、检验规则、包装、标志及质量证明书等内容，适用于水、气、油等介质输送用直缝电焊钢管的生产和检验。

标准内容概览：

  1. 范围：明确了该标准适用的产品类型，即用于水、气、油等介质输送的直缝电焊钢管。

  2. 引用标准：列出了实施该标准时需要参考的其他相关国家标准和行业标准，确保各项技术指标和试验方法的一致性和协调性。

  3. 分类：根据材质、外径壁厚、表面处理等因素对钢管进行了分类，便于用户根据具体需求选择合适的产品。

  4. 尺寸、外形和允许偏差：详细规定了钢管的外径、壁厚、长度以及这些尺寸的允许偏差范围，确保产品的统一性和互换性。

  5. 技术要求：

    • 材料：规定了制造钢管所用钢材的化学成分、力学性能要求。
    • 制造工艺：描述了钢管的制造方法，如焊接工艺要求。
    • 表面质量：规定了钢管内外表面应达到的质量标准，包括无裂纹、折叠、重皮等缺陷。
    • 机械性能：明确了钢管的抗拉强度、屈服强度、延伸率等机械性能指标。
    • 试验条件与方法：详细说明了进行各项性能测试的具体条件和方法。

  6. 检验规则：规定了产品检验的项目、抽样数量、合格判定准则等，确保出厂产品质量符合标准要求。

  7. 包装、标志及质量证明书：要求制造商在产品包装上明确标注产品信息，包括标准号、规格、生产厂名等，并随产品提供质量证明书，详细记录产品检验结果和符合标准的声明。

实施意义：

该标准为直缝电焊钢管的生产、检验和贸易提供了统一的技术依据，有助于提升产品质量，促进公平交易，同时为用户选择合适的钢管产品提供了明确指导。通过严格执行该标准，可以保障钢管在各种介质输送中的安全性和可靠性。


如需获取更多详尽信息，请直接参考下方经官方授权发布的权威标准文档。

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  • 被代替
  • 已被新标准代替，建议下载现行标准GB/T 13793-2008
  • 1992-11-16 颁布
  • 1993-06-01 实施
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文档简介

二焊接钢管1 直缝电焊钢管 (GB/T13793-1992)尺寸规格：6-97 允许偏差：6-98 力学性能：6-99 用途：适用于各种结构件，零件和输送流体管道表6-97-1 直缝电焊钢管的尺寸规格外径 /mm壁厚/mm0.50.60.81.01.21.41.51.61.82.02.22.52.83.03.2钢管的理论质量/(kg/m)50.0550.0650.0830.099.80.0920.1090.1420.1730.201.100.1170.1390.1810.2220.260.120.1420.1690.2210.2710.3200.3660.3880.410.13.0.1830.2410.2960.3430.4000.4250.450.14.0.1980.2600.3210.3790.4350.4620.489.15.0.1230.2800.3450.4080.4700.4990.529.16.0.2280.3000.3700.4380.5040.5360.568.17.0.2430.3200.3950.4680.3590.5730.608.18.0.2570.3390.4190.4970.5730.6100.647.19.0.2720.3590.4440.5270.6080.6470.687.20.0.2870.3790.4690.5560.6420.6840.7260.8080.888.21.0.3990.4930.5860.6770.7210.7650.8520.937.22.0.4180.5180.6160.7110.7580.8050.8970.9861.074.25.0.4770.5920.7040.8150.8690.9231.0301.1341.2371.387.28.0.5370.6660.7930.9180.9801.04121.1631.2821.4001.5721.740.30.0.5760.7150.8520.9871.0541.1211.2521.3811.5081.6951.8781.997.32.0.7640.9111.0651.1281.1991.3411.4801.6171.18192.0162.145.34.0.8140.9711.1251.2021.2781.4291.5781.7251.9422.1452.293.37.0.8881.0591.2291.3131.3971.5621.7261.8882.1272.3612.515.38.0.9121.0891.2641.3501.4361.6071.7761.9422.1892.4302.5892.74640.0.9621.1481.3331.4241.5151.6961.8742.0512.3122.5692.7372.90445.1.091.301.511.611.711.922.122.322.622.913.113.3046.1.331.541.651.751.962.172.382.682.983.183.3848.1.381.611.721.832.052.272.482.813.123.333.5450.1.441.681.791.912.142.372.592.933.263.483.6951.1.471.711.831.952.182.422.652.993.333.553.7753.1.531.781.902.032.272.522.763.113.473.703.9354.1.561.821.942.072.322.562.813.173.543.774.0160.1.742.022.162.302.582.863.143.543.954.224.4863.5.1.842.142.292.442.743.033.333.764.194.484.7665.2.352.502.813.113.413.854.294.594.8870.2.372.703.033.353.684.164.644.965.2776.2.762.943.293.654.004.535.055.405.7480.2.903.093.473.854.224.785.335.706.0683.3.013.213.603.994.384.965.545.926.30表6-97-2 直缝电焊钢管的尺寸规格外径 /mm壁厚/mm3.53.84.04.24.54.85.05.45.66.06.57.08.09.010.011.012.012.7钢管的理论质量/(kg/m)5.8.10.12.13.14.15.16.17.18.19.20.21.22.25.28.30.32.34.37.382.978.403.150.453.58.463.668.483.84.504.01.514.10.534.27.544.36.604.88.63.55.18.655.31.705.74.766.26.806.60.836.86.表6-97-3 直缝电焊钢管的尺寸规格外径 /mm壁厚/mm0.50.60.81.01.21.41.51.61.82.02.22.52.83.03.2钢管的理论质量/(kg/m)89.3.243.453.874.294.715.335.956.366.7795.3.463.694.144.595.035.706.376.817.24101.6.3.703.954.434.915.396.116.827.297.76102.3.723.964.454.935.416.136.857.327.80108.7.778.72114.8.218.74114.3.8.238.77121.8.739.30127.9.179.77133.139.3.140.152.159.165.1.168.3.177.8.180.193.7.203.219.1.244.5.267.273.298.5.323.9.325.351.355.6.368.377.402.406.4.419.426.457.478.480.508.表6-97-4 直缝电焊钢管的尺寸规格外径 /mm壁厚/mm3.53.84.04.24.54.85.05.45.66.06.57.08.09.010.011.012.012.7钢管的理论质量/(kg/m)897.38.957.90.101.68.47.1028.50.1089.029.7610.2610.7511.4912.2212.70.1149.5410.3310.8511.3712.1512.9313.4414.4614.97.114.39.5610.3510.8811.4012.1812.9613.4814.5015.01.12110.1410.9811.5412.1012.9313.7514.3015.3915.94.12710.6611.5112.1312.7213.5914.4615.0416.1916.7617.90.13311.1812.1112.7213.3414.2615.1715.7816.9917.5918.79.139.311.7212.7013.3513.9914.6915.9216.5617.8318.4619.72.14011.7812.7613.4214.0715.0416.0016.6517.9218.5619.83.15212.8213.8014.6015.3116.3717.4218.1319.5220.2221.60.159.15.316.017.118.319.020.521.222.624.426.2.165.1.15.916.717.819.019.721.322.023.525.427.3.168.3.16.217.018.219.420.121.722.524.025.927.8.177.8.17.118.019.220.521.323.023.825.427.529.533.5.180.17.418.219.520.721.623.324.125.727.829.933.9.193.7.18.719.621.022.423.325.126.027.830.032.236.6.203.22.023.524.426.327.329.131.533.838.5.219.1.23.825.426.428.529.531.534.136.641.646.6.244.5.26.628.429.531.833.035.338.141.046.752.3.267.32.334.836.138.641.844.951.157.363.4.273.33.025.636.939.539.542.748.952.358.664.9.298.5.40.443.346.850.357.354.371.178.0.323.9.44.047.050.954.762.369.977.484.9.325.47.251.154.962.570.177.785.2.351.51.055.259.467.775.984.192.2.355.6.51.756.060.268.676.985.293.5101.7.368.53.657.962.371.079.788.396.8105.3.377.54.959.463.972.881.790.599.28108.0.402.58.663.468.277.787.296.7106.1115.4.406.4.59.264.168.978.688.297.8107.3116.7123.3419.61.166.171.181.191.0100.9110.7120.4127.2426.62.167.272.382.592.5102.6112.6122.5129.4457.66.772.277.788.599.4110.2121.0131.7139.1478.69.875.681.392.7104.1115.4126.7131.7145.7480.70.175.981.693.1104.5115.9127.2138.5146.3508.74.380.485.598.6110.7122.8134.8146.8155.1表6-98 直缝电焊钢管的外径和壁厚允许偏差 外径 高精度 D1较高精度 D2普通精度 D35-200.100.200.3021-300.100.250.5031-400.100.300.5041-500.100.350.5051-323.90.100.8%1.0%323.90.100.8%1.0%壁厚 高精度S1较高精度S2普通精度S30.05+0.03-0.050.06 0.100.60+0.04-0.070.070.800.081.0+0.05-0.090.0910%1.20.111.4+0.06-0.110.121.50.131.6 +0.07-0.130.141.82.00.152.20.162.5+0.0
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