DB13 (J)/T 8340-2020 地下管网球墨铸铁排水管道设计标准
简介
DB13 (J)/T 8340-2020
备案号∶ J15096-2020
地下管网球墨铸铁排水管道设计标准
Design code of ductile iron pipelines for wastewater underground （高质量发展系列标准-1）
2020-03-07 发布
2020-06-01 实施 目次 1 总则·········································································1 2 术语和符号······························································· 2 2.1 术语·································································· 2 2.2 符号·································································· 3 3 基本规定·································································· 8 4 管材·········································································9 4.1 一般规定·····························································9 4.2 壁厚和允许压力··················································· 10 4.3 密封试验··························································· 13 4.4 外防腐与内防腐··················································· 14 4.5 尺寸·································································15 4.6 材料性能··························································· 16 5 管道设计································································· 18 5.1 一般规定··························································· 18 5.2 水力计算··························································· 19 6 管线结构设计···························································21 6.1 一般设计规定······················································ 21 6.2 管道结构上的作用·················································22 6.3 管道的强度计算··················································· 24 6.4 管道的稳定验算··················································· 26 6.5 管道变形验算······················································ 27 6.6 明装管道结构设计·················································28 6.7 基本构造规定······················································ 32 7 功能性试验······························································ 34 7.1 一般规定··························································· 34 7.2 压力管道的水压试验·············································· 35 7.3 无压管道的水压试验·············································· 38 附录 A 球墨铸铁一体式检查井······································· 40 附录B 球墨铸铁管道在各种荷载作用下的最大弯矩系数和竖向 变形系数························································· 47 附录 C 管侧土的综合变形模量······································· 48 附录 D 地面车辆荷载对管道作用标准值的计算方法············50 附录 E 注水法试验·······················································53 附录 F闭水法试验·······················································55 本标准用词说明···························································· 57 引用标准名录······························································· 58 附：条文说明······························································· 61
DB13 (J)/T 8340-2020
备案号∶ J15096-2020
地下管网球墨铸铁排水管道设计标准
Design code of ductile iron pipelines for wastewater underground （高质量发展系列标准-1）
2020-03-07 发布
2020-06-01 实施 目次 1 总则·········································································1 2 术语和符号······························································· 2 2.1 术语·································································· 2 2.2 符号·································································· 3 3 基本规定·································································· 8 4 管材·········································································9 4.1 一般规定·····························································9 4.2 壁厚和允许压力··················································· 10 4.3 密封试验··························································· 13 4.4 外防腐与内防腐··················································· 14 4.5 尺寸·································································15 4.6 材料性能··························································· 16 5 管道设计································································· 18 5.1 一般规定··························································· 18 5.2 水力计算··························································· 19 6 管线结构设计···························································21 6.1 一般设计规定······················································ 21 6.2 管道结构上的作用·················································22 6.3 管道的强度计算··················································· 24 6.4 管道的稳定验算··················································· 26 6.5 管道变形验算······················································ 27 6.6 明装管道结构设计·················································28 6.7 基本构造规定······················································ 32 7 功能性试验······························································ 34 7.1 一般规定··························································· 34 7.2 压力管道的水压试验·············································· 35 7.3 无压管道的水压试验·············································· 38 附录 A 球墨铸铁一体式检查井······································· 40 附录B 球墨铸铁管道在各种荷载作用下的最大弯矩系数和竖向 变形系数························································· 47 附录 C 管侧土的综合变形模量······································· 48 附录 D 地面车辆荷载对管道作用标准值的计算方法············50 附录 E 注水法试验·······················································53 附录 F闭水法试验·······················································55 本标准用词说明···························································· 57 引用标准名录······························································· 58 附：条文说明······························································· 61
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