Lays down the technical specifications for springs made from rectangular wires. The springs are classified into the spring rates: light, medium, strong and extra strong. Each marked by a colour code.
ISO 10243:1991 history
2019ISO 10243:2019 Tools for pressing — Compression springs with rectangular section — Housing dimensions and colour coding
2011ISO 10243:2010/Amd 1:2011 Tools for pressing - Compression springs with rectangular section - Housing dimensions and colour coding; Amendment 1
2010ISO 10243:2010 Tools for pressing - Compression springs with rectangular section - Housing dimensions and colour coding
1991ISO 10243:1991 Tools for pressing; compression springs with rectangular section; housing dimensions and colour coding