Taiwan Provincial Standard of the People's Republic of China
Latest
CNS 5909-1986
Scope
This standard applies to explosion-proof beryllium copper alloy adjustable wrenches (hereinafter referred to as adjustable wrenches) used in mines, factories, other workplaces where there is a risk of spark detonation, as well as ships, vehicles, and aircraft. Note: The units and values within the {} symbol in this standard are in the International System of Units (SI) and are for reference only.