1. SCOPE

This standard specifies the mechanical and functional requirements for fertilizer tanks used in irrigation systems, test methods and the data to be supplied by the manufacturer to permit correct installation and operation in the field.

NOTE - This standard applies to fertilizer tanks working on the principle of differential pressure used in irrigation systems. This standard also applies to the fittings used for connecting fertilizer tanks with the irrigation systems.

2. REFERENCES

For the purpose of this standard the following Indian standards are necessary adjuncts to this standard. The following Indian Standards also contain provisions, which through reference in this text, constitute provision of this standard. At the time of publication, the editions indicated were valid. All standards are subject to revision and parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards indicated below.

513 : 2008 Cold reduced low carbon steel sheets and strips

554 : 1999 Pipe threads where pressure — Tight joints are made on the threads — Dimensions, tolerances and designation (fourth revision)

1239 (Part 1) : 2004 Steel tubes, tubular and other wrought steel fittings — Part 1 : Steel tubes

1573 : 1986 Specification for electroplated coating of zinc on iron and steel.

2643 : 2005 Pipe threads where pressure - Tight joints are not made on the threads — Dimensions, tolerances and designation (third revision)

4736 : 1986 Specification for hot dip zinc coating on mild steel tubes

4905 : 2015 Random sampling and randomization procedures (first revision)

5382 : 1985 Rubber sealing rings for gas mains, water mains and sewers.

13871 : 1993 Powder coating specifications