Normas ISO

Synchronous belt drives -- Imperial pitch trapezoidal profile system -- Belts and pulleys

Electronic fee collection -- Security framework

Method of determining coalbed methane content

ARAF reference software and conformance

Copper, lead, zinc and nickel sulfide concentrates -- Determination of hygroscopic moisture content of the analysis sample -- Gravimetric method

Hard coal -- Determination of Hardgrove grindability index