DIN 4032:1981-01

1 Field of application
2 Other relevant standards
3 Types
      3.1 Concrete pipes
      3.2 Fittings
             3.2.1 Feeding pipes (branches)
             3.2.2 Bends
             3.2.3 Connection pipes
             3.2.4 Manhole components
             3.2.5 Other fittings
4 Dimensions, designation
      4.1 Concrete pipes
             4.1.1 Concrete pipes with circular cross-
                      section
             4.1.2 Concrete pipes with oval cross-section
             4.1.3 Pipe joints
                      4.1.3.1 Concrete pipes DN 100 to DN
                                 200 with socket
                      4.1.3.2 Concrete pipes DN 250 to DN
                                 1500 with socket
                      4.1.3.3 Concrete pipes with rebate
      4.2 Fittings
             4.2.1 Concrete pipes with feeding pipe
                      (branch)
             4.2.2 Bends
             4.2.3 Connection pipes
5 Statical calculation
6 Pipe manufacture, materialsnts
      6.1 General requirements for pipe factories
      6.2 Concrete
      6.3 Steel reinforcement
7 Requirements
      7.1 Condition
      7.2 Dimensional deviations
      7.3 Strength
             7.3.1 Crushing load
             7.3.2 Strength of fragments
             7.3.3 Strength category of concrete
      7.4 Water tightness of pipes
             7.4.1 Test on the whole pipe
             7.4.2 Test on test pieces
      7.5 Pipe joints
             7.5.1 Pipe joints with gaskets
                      7.5.1.1 Design and dimensions of the
                                 gaskets
                      7.5.1.2 Water tightness of the pipe
                                 joint
             7.5.2 Pipe joints made with cold processable
                      plastic sealants
                      7.5.2.1 Design
      7.6 Wall roughness
      7.7 Abrasion resistance
      7.8 Resistance to chemical attack
8 Tests
      8.1 Condition
      8.2 Dimensions
      8.3 Strength
             8.3.1 Three-edge bearing test on concrete
                      pipes
                      8.3.1.1 Test procedure
                      8.3.1.2 Determination of the ring
                                 bending tensile strength
             8.3.2 Strength of fragments
                      8.3.2.1 Bending tensile test
                      8.3.2.2 Splitting tensile test
             8.3.3 Testing the concrete
                      8.3.3.1 Cube crushing test
                      8.3.3.2 Determination of the
                                 water/cement ratio
      8.4 Water tightness of concrete pipes
             8.4.1 Test on the whole pipe
             8.4.2 Test on test pieces
      8.5 Pipe joints
             8.5.1 Pipe joints with gaskets
                      8.5.1.1 Design and dimensions of
                                 the gaskets
                      8.5.1.2 Water tightness of the pipe
                                 joint
             8.5.2 Pipe joints made with cold-processable
                      plastic sealants
                      8.5.2.1 Dimensions of the strips
9 Supervision (supervision of quality)
      9.1 General
      9.2 Internal control
      9.3 Third party supervision
             9.3.1 Initial test
             9.3.2 Regular test
      9.4 Sampling and test report
      9.5 Other tests
10 Marking
Appendix A