District heating pipes - Bonded twin pipe systems for directly buried hot water networks - Part 2: Factory made fitting and valve assemblies of steel service pipes, polyurethane thermal insulation and one casing of polyethylene (Endorsed by Asociación Española de Normalización in November of 2019.)
Edition 2019-11-01

District heating pipes - Bonded twin pipe systems for directly buried hot water networks - Part 1: Factory made twin pipe assembly of steel service pipes, polyurethane thermal insulation and one casing of polyethylene (Endorsed by Asociación Española de Normalización in November of 2019.)
Edition 2019-11-01

District heating pipes - Bonded single pipe systems for directly buried hot water networks - Factory made pipe assembly of steel service pipe, polyurethane thermal insulation and a casing of polyethylene (Endorsed by Asociación Española de Normalización in February of 2024.)
Edition 2024-02-01

Steel welded pipes of outside diameter large for casing oil wells - Requirements and test methods
Edition 2016-05-02

MODULAR UNITS FOR MACHINE TOOL CONSTRUCTION. MULTI-SPINDLE HEADS. CASING AND IMPUT DRIVESHAFT DIMENSIONS.
Edition 1990-11-22

Well screens and casing of unplasticized (Poly Vinyl Chloride) (PVC) for groundwater wells - Determination of elastic modulus throught flexion test - Method of test
Edition 1996-05-30

Well screens and casing of unplasticized (Poly Vinyl Chloride) (PVC) for groundwater wells - Verification of impact flexion - Method of test
Edition 1996-05-30

Hygienic production of natural casings for human consumption
Edition 2001

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Edition 2022-11-02