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CEN CENELEC - Page 1111/1255
Norma Técnica EN ISO 3834-2
Title:
Quality requirements for fusion welding of metallic materials - Part 2: Comprehensive quality requirements (ISO 3834-2:2021)
Entity:
CEN CENELEC
Subject:
Welding processes
Norma Técnica EN ISO 3834-3
Title:
Quality requirements for fusion welding of metallic materials - Part 3: Standard quality requirements (ISO 3834-3:2021)
Entity:
CEN CENELEC
Subject:
Welding processes
Norma Técnica EN ISO 3834-4
Title:
Quality requirements for fusion welding of metallic materials - Part 4: Elementary quality requirements (ISO 3834-4:2021)
Entity:
CEN CENELEC
Subject:
Welding processes
Norma Técnica EN ISO 3834-5
Title:
Quality requirements for fusion welding of metallic materials - Part 5: Documents with which it is necessary to conform to claim conformity to the quality requirements of ISO 3834-2, ISO 3834-3 or ISO 3834-4 (ISO 3834-5:2021)
Entity:
CEN CENELEC
Subject:
Welding processes
Norma Técnica EN ISO 3838
Title:
Crude petroleum and liquid or solid petroleum products - Determination of desity or relative density - Capillary-stoppered pyknometer and graduated bicapillary pyknometer methods (ISO 3838:2004)
Entity:
CEN CENELEC
Subject:
Crude petroleum
Norma Técnica EN ISO 384
Title:
Laboratory glass and plastics ware - Principles of design and construction of volumetric instruments (ISO 384:2015)
Entity:
CEN CENELEC
Subject:
Laboratory ware and related apparatus
Norma Técnica EN ISO 385
Title:
Laboratory glassware - Burettes (ISO 385:2005)
Entity:
CEN CENELEC
Subject:
Measurement of volume, mass, density, viscosity
Norma Técnica EN ISO 3861
Title:
Rubber hoses and hose assemblies for sand and grit blasting - Specification (ISO 3861:2021)
Entity:
CEN CENELEC
Subject:
Hoses and hose assemblies
Norma Técnica EN ISO 3868
Title:
Metallic and other non-organic coatings - Measurement of coating thicknesses - Fizeau multiple-beam interferometry method (ISO 3868:1976)
Entity:
CEN CENELEC
Subject:
Properties of surfaces
Norma Técnica EN ISO 3882
Title:
Metallic and other inorganic coatings - Review of methods of measurement of thickness (ISO 3882:2003)
Entity:
CEN CENELEC
Subject:
Properties of surfaces
Norma Técnica EN ISO 3887
Title:
Steels - Determination of the depth of decarburization (ISO 3887:2017)
Entity:
CEN CENELEC
Subject:
Other methods of testing metals
Norma Técnica EN ISO 389
Title:
Acoustics - Standard reference zero for the calibration of pure-tone air conduction audiometers (ISO 389:1991)
Entity:
CEN CENELEC
Subject:
Noise with respect to human beings
Norma Técnica EN ISO 389-1
Title:
Acoustics - Reference zero for the calibration of audiometric equipment - Part 1: Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones (ISO 389-1:2017)
Entity:
CEN CENELEC
Subject:
Noise with respect to human beings
Norma Técnica EN ISO 389-2
Title:
Acoustics - Reference zero for the calbration of audiometric equipment - Part 2: Reference equivalent treshold sound pressure levels for pure tones and insert earphones (ISO 389-2:1994)
Entity:
CEN CENELEC
Subject:
Noise with respect to human beings
Norma Técnica EN ISO 389-3
Title:
Acoustics - Reference zero for the calibration of audiometric equipment - Part 3: Reference equivalent threshold vibratory force levels for pure tones and bone vibrators (ISO 389-3:2016)
Entity:
CEN CENELEC
Subject:
Noise with respect to human beings
Norma Técnica EN ISO 389-4
Title:
Acoustics - Reference zero for the calibration of audiometric equipment - Part 4: Reference levels for narrow-band masking noise (ISO 389-4:1994)
Entity:
CEN CENELEC
Subject:
Noise with respect to human beings
Norma Técnica EN ISO 389-5
Title:
Acoustics - Reference zero for the calibration of audiometric equipment - Part 5: Reference equivalent threshold sound pressure levels for pure tones in the frequency range 8 kHz to 16 kHz (ISO 389-5:2006)
Entity:
CEN CENELEC
Subject:
Noise with respect to human beings
Norma Técnica EN ISO 389-6
Title:
Acoustics - Reference zero for the calibration of audiometric equipment - Part 6: Reference threshold of hearing for test signals of short duration (ISO 389-6:2007)
Entity:
CEN CENELEC
Subject:
Noise with respect to human beings
Norma Técnica EN ISO 389-7
Title:
Acoustics - Reference zero for the calibration of audiometric equipment - Part 7: Reference threshold of hearing under free-field and diffuse-field listening conditions (ISO 389-7:2019)
Entity:
CEN CENELEC
Subject:
Noise with respect to human beings
Norma Técnica EN ISO 389-8
Title:
Acoustics - Reference zero for the calibration of audiometric equipment - Part 8: Reference equivalent threshold sound pressure levels for pure tones and circumaural earphones (ISO 389-8:2004)
Entity:
CEN CENELEC
Subject:
Noise with respect to human beings
Norma Técnica EN ISO 389-9
Title:
Acoustics - Reference zero for the calibration of audiometric equipment - Part 9: Preferred test conditions for the determination of reference hearing threshold levels (ISO 389-9:2009)
Entity:
CEN CENELEC
Subject:
Noise with respect to human beings
Norma Técnica EN ISO 3892
Title:
Conversion coatings on metallic materials - Determination of coating mass per unit area - Gravimetric methods (ISO 3892:2000)
Entity:
CEN CENELEC
Subject:
Other treatments and coatings
Norma Técnica EN ISO 3907
Title:
Hardmetals - Determination of total carbon - Gravimetric method (ISO 3907:2009)
Entity:
CEN CENELEC
Subject:
Powder metallurgy
Norma Técnica EN ISO 3908
Title:
Hardmetals - Determination of insoluble (free) carbon - Gravimetric method (ISO 3908:2009)
Entity:
CEN CENELEC
Subject:
Powder metallurgy
Norma Técnica EN ISO 3915
Title:
Plastics - Measurement of resistivity of conductive plastics (ISO 3915:2022)
Entity:
CEN CENELEC
Subject:
Superconductivity and conducting materials
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