ДСТУ EN 639:2022 Общие требования к бетонным напорным трубам, включая соединения и фитинги (EN 639:1994, IDT)
ДСТУ EN 639:2022
(EN 639:1994, IDT)
Загальні вимоги до бетонних напірних труб, охоплюючи з’єднання та фітинги
Не є офіційним виданням.
Офіційне видання розповсюджує національний орган стандартизації
(ДП «УкрНДНЦ» http://uas.gov.ua)
Contents
Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
4 General
4.1 Concrete pipe behaviour
4.2 Plans and data to be supplied by purchaser
4.2.1 Design data
4.2.2 Specifications and drawings
4.2.3 Design responsibility
4.3 Data to be submitted by the manufacturer
4.3.1 Parameters for surge calculation
4.3.2 Detail drawings and schedules
4.3.3 Tabulated layout schedule
4.4 Design requirements
5 Materials
5.1 Cement
5.2 Aggregates
5.3 Mixing water
5.4 Admixtures and additives
5.5 Steel for cylinders, fittings and specials
5.6 Steel for joint rings
5.7 Reinforcing steel
5.8 Sealing rings
5.9 Chloride content
6 Common requirements for products
6.1 Geometry and dimensions
6.1.1 Nominal sizes
6.1.2 Internal diameters
6.1.3 Lengths
6.1.4 Straightness and surface evenness
6.1.5 Squareness
6.1.6 Wall thickness
6.1.7 Joints
6.1.8 Structure of steel joint with an elastomeric sealing ring
6.1.9 Structure of a site welded joint
6.1.10 Elastomeric sealing rings
6.1.11 Steel cylinder
6.2 Curing
6.3 Rework during manufacturing process (repairs)
6.4 Test methods
6.4.1 Internal diameter
6.4.2 Internal barrel length
6.4.3 Straightness and surface evenness
6.4.4 Squareness
6.4.5 Wall thickness
6.4.6 Steel joint rings
6.4.7 Hydrostatic testing of steel cylinder for pipe
6.4.8 Liquid penetrant test
6.4.9 Sealing rings (elastomeric gaskets)
6.4.10 Concrete strength
6.4.11 Concrete crack
6.4.12 Deflection and shear test
6.5 Fittings and specials
6.5.1 General
6.5.2 Materials
6.5.3 Fabrication
6.5.4 Design of fittings and specials
7 Quality control
7.1 General
7.2 Receiving inspection
7.3 Testing rates
7.4 Records
7.5 Access to manufacturer’s facilities
7.6 Responsibility
7.7 Product construction directive
8 Marking
9 Interconnection for products
10 Installation and testing
10.1 Installation
10.2 Preparation for testing
10.3 Site test
Annex A (informative) Notation of main parameters
Annex B (informative) Span pipe calculations
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