1 Scope
This standard specifies terms, definitions, main symbols, classification, raw and auxiliary materials, pipe manufacture technical requirements, pipe fittings, test methods, inspection rules, marking, transport and storage as well as application requirements and certificate of merchandise of prestressed concrete cylinder pipe.
This standard is applicable to the manufacture of prestressed concrete cylinder pipe with nominal inner diameter of 400 mm~4,000 mm and pipeline operation working pressure or static head pressure not exceeding 2.0 MPa; and it may serve as a reference for the manufacture of pipe exceeding the range given in this standard.
Pipes manufactured according to this standard may be used for municipal water supply and discharge main pipe, industrial water pipeline, farm irrigation, factory pipe network, power plant make-up water pipe and cooling water circulation system, inverted siphon, pressure tunnel pipeline, pipe ditch, pipe gallery and culvert pipe with large height of fill above its top.
2 Normative References
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB 175 Common Portland Cement
GB/T 699 Quality Carbon Structure Steels
GB/T 700 Carbon Structural Steels
GB 912 Hot-rolled Sheets and Strips of Carbon Structural Steels and High Strength Low Alloy Structural Steels
GB 1499.2 Steel for the Reinforcement of Concrete - Part 2: Hot Rolled Ribbed Bars
GB/T 1499.3 Steel for the Reinforcement of Concrete - Part 3: Welded Fabric
GB/T 1596-2005 Fly Ash Used for Cement and Concrete
GB/T 2651 Tensile Test Method on Welded Joints
GB/T 2653 Bend Test Methods on Welded Joints
GB/T 3274 Hot-rolled Plates and Strips of Carbon Structural Steels and High Strength Low Alloy Structural Steels
GB/T 5223 Steel Wire for Prestressing of Concrete
GB 8076 Concrete Admixtures
GB/T 11253 Cold-rolled Sheets and Strips of Carbon Structural Steels
GB 13788 Cold Rolled Ribbed Steel Wires and Bars
GB/T 14684 Sand for Construction
GB/T 14685 Pebble and Crushed Stone for Construction
GB/T 15345 Test Methods of Concrete Pipes for Water Transmission
GB 50046 Code for Anticorrosion Design of Industrial Constructions
GB/T 50081-2002 Standard for Test Method of Mechanical Properties on Ordinary Concrete
GB/T 50107 Standard for Inspection and Assessment of Strength of Concrete
GB 50119 Code for Utility Technical of Concrete Admixture
GB 50204 Code for Quality Acceptance of Concrete Structure Construction
GB 50212 Code for Construction of Building Anticorrosive Engineering
GB 50224 Code for Acceptance of Construction Quality of Antieorrosive Engineering of Buildings
GB 50236 Code for Construction of Field Equipment, Industrial Pipe Welding Engineering
GB 50268 Code for Construction and Acceptance of Water and Sewerage Pipeline Works
GB 50332-2002 Structural Design Code for Pipelines of Water Supply and Waste Water Engineering
DL/T 5017 Specifications for Manufacture Installation and Acceptance of Steel Penstocks in Hydroelectric and Hydraulic Engineering
JGJ 55 Specification for Mix Proportion Design of Ordinary Concrete
JGJ 63 Standard of Water for Concrete
JC/T 748 Rubber Gasket Ring of Prestressed and Self-stressing Concrete Pipe
JC/T 749 Rubber Gasket Ring of Prestressed and Self-stressing Concrete Pipe
JC/T 1091 The Joint Ring Steel for Prestressed Concrete Cylinder Pipe
CECS 140-2011 Specification for Structural Design of Buried Prestressed Concrete Pipeline of Water Supply and Sewerage Engineering
CECS 141-2002 Specification for Structural Design of Buried Steel Pipeline of Water Supply and Sewerage Engineering
3 Terms, Definitions and Main Symbols
For the purpose of this document, the following terms, definitions and main symbols apply.
3.1 Terms and Definitions
3.1.1
prestressed concrete cylinder pipe; PCCP
pipe made by winding prestressed wire in circumferential direction on the concrete pipe core with steel cylinder and adding cement mortar protection layer, including lined prestressed concrete cylinder pipe (PCCPL) and embedded prestressed concrete cylinder pipe (PCCPE)
GB/T 19685-2017 The following standards are cited：
