GB/T 4084-2018Self-stressing concrete pipes (English PDF)

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009.

This standard replaces GB/T 4084-1999 "self-stress concrete pipe." Compared with GB/T 4084-1999, except for editorial changes The main technical changes are as follows.

--- Modify the standard name;

--- Modify the scope of the standard (see Chapter 1, 1999 edition of Chapter 1);

--- Modify the terms and definitions (see Chapter 3, 1999 edition Chapter 3);

--- Modify the classification (see Chapter 4, 1999 edition Chapter 4);

--- Modify the raw materials (see Chapter 5, 1999 edition of Chapter 5);

--- Modify the technical requirements, canceled the "product quality rating" (see Chapter 6, 1999 edition of Chapter 6);

--- Modify the test method, using GB/T 15345 (see Chapter 7, 1999 edition Chapter 7);

--- Modify the inspection rules in the "group" (see Chapter 8, 1999 edition Chapter 8);

--- Canceled Appendix B (see the 1999 edition of Appendix B).

1 Scope

This standard specifies the self-stress concrete pipe (code-named SCP, referred to as "pipe") product terms and definitions, grades and marks, raw materials, Technical requirements, test methods, inspection rules, signs, stacking, transport and factory and so on.

This standard applies to the nominal diameter of 100mm ~ 800mm, the working pressure of 0.2MPa ~ 0.8MPa, the connector with a circular cut Rubber ring sealed socket self-stress concrete water or drainage pipe.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this document. For undated references, the latest edition (including all amendments) applies to this document.

GB 175 Universal portland cement

GB 8076 concrete admixture

GB/T 14684 construction sand

GB/T 14685 building with pebbles, gravel

GB/T 15345 concrete pipes test methods

GB/T 17671 cement mortar strength test method (ISO method)

GB/T 20472 sulphoaluminate cement

GB/T 23439 concrete expansion agent

JC/T 453 Self-stressing cement physical test methods

Cold drawn low carbon steel wire for JC/T 540 concrete products

JG/T 245 Shaking table for concrete test

JGJ63 concrete water standards

3 Terms and definitions

The following terms and definitions apply to this document.

4 Levels and markers