Standards UNE - Spanish national standards - Page 357

Shell Boilers - Part 6: Requirements for equipment for the boiler

Standard published on 22.10.2025

Shell boilers - Part 7 : Requirements for firing systems for liquid and gaseous fuels for the boilers

Standard published on 14.3.2003

Shell boilers - Part 8: Requirements for safeguards against excessive pressure

Standard published on 28.6.2002

Shell boilers - Part 9: Requirements for limiting devices of the boiler and accessories

Standard published on 29.10.2025

General principles of cathodic protection of buried or immersed onshore metallic structures

Standard published on 18.11.2020

WALLCOVERINGS IN ROLL FORM - DETERMINATION OF DIMENSIONS, STRAIGHTNESS, SPONGEABILITY AND WASHABILITY.

Standard published on 31.12.1999

WALLCOVERINGS IN ROLL FORM - DETERMINATION OF DIMENSIONS, STRAIGHTNESS, SPONGEABILITY AND WASHABILITY

Correction published on 14.7.2000

Geotextiles and geotextile-related products - Determination of the characteristic opening size (ISO 12956:2019)

Standard published on 1.7.2020

Wallcoverings in roll form - Determination of dimensions, straightness, spongeability and washability.

Change published on 26.3.2002

Geosynthetics - Determination of friction characteristics - Part 1: Direct shear test (ISO 12957-1:2018)

Standard published on 6.11.2019