更新时间：2020-09-25 11:18:07
封面
版权信息
中华人民共和国住房和城乡建设部公告
Foreword
1 Scope
2 Normative References
3 Terms and Definitions
3.1 Spread Footings
3.2 Bedrock
3.3 Flume
3.4 Non-polluted Wastewater
3.5 Victaulic Coupling
3.6 Saturation Index（Langelier Index）
3.7 Stability Index（Lyzner Index）
3.8 Earth Cover
3.9 Buried Depth
3.10 Surge or Water Hammer
3.11 Tide Gate
3.12 Inverted Siphon
3.13 Cathodic Protection
3.14 Gentle Joint
3.15 Composite Pipe，Compos
3.16 Vent Valve（Suction/Vent Valve）
3.17 Water-tight Sleeve（Water Resistant Sleeves，Water String）
3.18 Process Wastewater（Polluted Industrial Wastewater）
3.19 Pipe Joint With Flat-on-Top（FOT）（Pipeline to Connect the Top）
4 General Requirements
5 Piping
5.1 Pipe Layout and Valve Arrangement
5.2 Pipe Foundation and Buried Depth
5.3 Pipe Supports and Hangers
6 Auxiliary Structures
6.1 Boxes in Water Supply and Drainage Piping
6.2 Water Traps
6.3 Inverted Siphons
6.4 Catch Basins
6.5 Plant Drainage Outlets
7 Hydraulic Calculations
8 Pipe Material Selection and Pipe Joints
8.1 Pipe Material Selection
8.2 Pipe Joints
9 Coating and Insulation of Pipes
9.1 External Coating
9.2 Internal Coating
9.3 Insulation
Explanation of Wording in This Specification
Explanation of Provisions
Notes to Revision
5.2 Pipe Foundations and Buried Depth
