Revised Standard from Last Update.

1. Scope

This standard covers requirements for cranks and chain wheels intended for starting and pedaling purposes of mopeds. The fitment is to the centre axle of the mopeds.

2. References

The following standards contain provisions which, through in this text, constitute provisions 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 (Part 1) : 2016 Cold reduced low carbon steel sheets and strips: Part 1 Cold forming and drawing purposes ( sixth revision)

513 (Part 2) : 2016 Cold reduced low carbon steel sheets and strips: Part 2 High tensile and multi-phase steel ( sixth revision)

1068 : 1968 Specification for electroplated coatings of nickel and chromium on iron and steel ( third revision)

2062 : 2011 Hot rolled medium and high tensile structural steel ( seventh revision)

2403 : 2014 /ISO 606:2004 Short-pitch transmission precision roller and bush chains attachments and associated chain sprockets ( third revision)

2500 (Part 1): 2000/ISO 2859-1 : 1999 Sampling inspection procedures: Part 1 Attribute sampling plans indexed by acceptable quality limit (AQL) for lot-by-lot inspection ( third revision)

3469 (Part 1 to 3): 1974 Tolerances for closed die steel forgings ( first revision)

5517 : 1993 Steels for hardening and tempering ( second revision)

7283 : 1992 Hot rolled bars for production of bright bars and machined parts for engineering applications ( third revision)

7743 : 2006 Recommended practice for magnetic particle testing and inspection of steel forgings ( first revision)

11740 : 2014/ISO 10190 : 2008 Motorcycle chains — Characteristics and test methods ( first revision)