1 Scope
This specification specifies the design requirements of water supply and wastewater piping in petrochemical industry.
This specification is applicable to the design of water supply and wastewater piping in petrochemical industry.
2 Normative References
The following reference documents are indispensable for the application of this specification. For dated references, only the dated edition applies. For undated references, the latest edition of the normative document (including any amendments) applies.
GB 50011 Code for Seismic Design of Buildings
GB 50013 Code for Design of Outdoor Water Supply Engineering
GB 50014 Code for Design of Outdoor Wastewater Engineering
GB 50015 Code for Design of Building Water Supply and Drainage
GB 50016 Code of Design on Building Fire Protection and Prevention
GB 50025 Code for Building Construction in Collapsible Loess Regions
GB 50032 Code for Seismic Design of Outdoor Water Supply Sewerage Gas and Heating Engineering
GB 50160 Fire Prevention Code of Petrochemical Enterprise Design
GB 50233 Standard for Classification of Seismic Protection of Building Constructions
CECS10 Technical Standard of Cement Mortar Lining of Buried Water Supply Piping
SH 3010 Specification for the Insulation of Equipment and Pipe for Petrochemical Industry
SH 3015 Code of Design for Water & Wastewater in Petrochemical Engineering
SH 3024 Code for Design of Environmental Protection in Petrochemical Industry
SH/T 3073 Design Specification for Piping Support and Hanger in Petrochemical Industry
HG/T 3091 Rubber Seals - Joint Rings for Water Supply Drainage and Sewerage Pipelines - Specification for Materials
SY 0007 Design Standard of Corrosion Control for Steel Pipeline and Tank
SY 0061 Technical Specification of External Protective Organic Coating for Buried Steel Pipeline
SY/T 0321 Technical Standard of Cement Mortar Lining of Steel Pipeline
SY/T 0407 Specification of Steel Surface Preparation before Application of Paint
SY 0414 Technical Standard of Polyethene Tape Coating for Steel Pipeline
SY/T 0415 Standard of Polyurethane Foamed Coating for Buried Steel Pipeline
SY/T 0420 Technology Standard of Petroleum Asphalt Coating for Buried Steel Pipeline
SY/T 0447 Standard of Coal Tar Epoxy Coating for Buried Steel Pipeline
CJJ 101 Technical Specification for Buried Polyethylene Pipeline of Water Supply Engineering
CECS17 Technical Specification for Buried Rigid Polyethylene Pipeline of Water Supply Engineering
3 Terms and Definitions
For the purposes of this specification, the following terms and definitions apply.
3.1 Repose angle
The maximum angle (the angle of one side against the ground) of bulk materials (sand, soil, etc.) capable of maintaining natural stability state in piling up.
3.2 Bedrock
The complete rocks under the surface weathering floor of continental crust that are composed of fairly stable new minerals under normal temperature and pressure, which are formed by minerals under high pressure and temperature after damaged by mineral weathering effect.
Foreword i
1 Scope
2 Normative References
3 Terms and Definitions
4 General
5 Piping
5.1 Pipe Laying and Valve Set-up
5.2 Pipe Foundation and Buried Depth
5.3 Pipe Support and Hanger
6 Auxiliary Structure
6.1 Water Supply and Wastewater Well
6.2 Water Seal
6.3 Inverted Siphon
6.4 Gully
6.5 Water Outlet
7 Hydraulic Calculation
8 Piping Material and Connection
8.1 Piping Material
8.2 Pipe Connection
9 Corrosion Prevention of Pipes and Thermal Insulation
9.1 External Corrosion Prevention
9.2 Internal Corrosion Prevention
9.3 Thermal Insulation
Explanation of Wording in This Specification
