Technical drawings — Railway applications — Part 1: General principles
ISO 21267-1:2003 lays down requirements for the preparation, administration and reproduction of technical drawings for railway applications. It complies with the requirements of EN, ISO or IEC Standards for technical drawings. It applies to technical drawings for railways, irrespective of technology i.e. mechanical, pneumatic, hydraulic, electronic etc.
ISO 21267-1:2003 applies throughout the…
Geotechnical investigation and testing — Laboratory testing of rock — Part 1: Determination of water...
This document will specify methods for the determination of the water content of rock.
This document is applicable to the laboratory determination of water content of rock samples
Gas analysis — Conversion of gas mixture composition data
ISO 14912:2003 defines the following quantities commonly used to express the composition of gas mixtures: mole fraction, mass fraction and volume fraction, as well as mole concentration, mass concentration and volume concentration.
Relating to these quantities of composition, ISO 14912:2003 provides methods for the conversion between different quantities and the conversion between different state…