BS ISO 23551-2. Safety and control devices for gas burners and gas-burning appliances. Particular requirements. Part 2. Pressure regulators - Part 2: Pressure regulators

4 mm up to and including 1 mm and in widths up to and including 1 250 mm

magnetic and optoelectronic

calculation of the composition

BS EN 1870-12 is the 12th part of the BS EN 1870 series of standards deals with all significant hazards

BS EN 16186‑1 define:

Netherlands (NEN) and Sweden (SIS)

BS EN 62220-1-2 also guides on the determination of the detective quantum efficiency by providing parameters to be used for the evaluation determination of different parameters from the images

For partly penetrated welds

Tactile symbols are concrete representations developed for individuals who are blind or function as if they were blind and who have a practical need for a graphic language system

This International Standard specifies the manual methods to be used for obtaining samples of liquid or semi-liquid hydrocarbons

Ensuring that there is a sufficient distance to the nearest building (for outdoor installations)

The value of 250 kg is not a normative level and may be reduced or increased by the testing body in collaboration with the specimen supplier/manufacturer