Items starting with D Files

File size: 195.66 KB Download

Direct acting electric heating – Testing of control systems Part 3: evaluation using real-time simulation (NT VVS 125)

NT VVS 125

  • The test method is designed for evaluation of electric-heat controllers (see Part 1) by means of real-time simulation.

File size: 77.50 KB Download

Direct acting electric heating – Testing of control systems: Part 2: evaluation of control sensors (NT VVS 124)

NT VVS 124

  • The test method is intended for laboratory testing of sensors for control systems of electrically heated single-family dwellings.

File size: 206.85 KB Download

Direct acting electric heating – testing of control systems: Part 1: terminology and evaluation in a test chamber (NT VVS 123)

NT VVS 123

  • The test method is designed for laboratory testing of control systems for direct acting room heaters, primarily for single family houses. This method denotes such a system as an electric-heat controller. The electric-heat controller may consist of either a central unit or several individual or coordinated local units.

File size: 45.22 KB Download

Drinking water, mechanical filters: Reliability (NT VVS 096)

NT VVS 096

  • This Nordtest method has been prepared to test the functional safety of mechanical filters for drinking water intended for private households and public use.

File size: 69.05 KB Download

Domestic wastewater treatment - septic tank: Sludge separation, storage capacity (NT VVS 075)

NT VVS 075

  • This NORDTEST-method describes tests of sludge separation and sludge storage capacity for septic tanks for private domestic sewer systems.

File size: 2.46 MB Download

Determination in the field of structure-borne sound source strength of building service equipment - A pilot study with inter-laboratory comparisons and a proposal for a Nordtest method (NT TR 616)

NT TR 616

  • A pilot project with an inter-laboratory comparison (round robin) has been performed, where a modified heavy duty washing machine has been circulated for tests among 7 laboratories. The main goal of this pilot project was to find out whether a simple substitution method could be applied to determine the structure-borne sound source strength of typical building service equipments.

File size: 743.95 KB Download

Developments of a framework of organic leaching tests for environmental impact assessments (NT TR 585)

NT TR 585

  • The main objective of this project was to develop a guidance document on selecting appropriate leaching methods for evaluating the leaching properties for non-volatile organic compounds from waste and contaminated soil and on interpreting leaching test results for impact assessment.

File size: 2.09 MB Download

Density of loose-fill insulation material exposed to cyclic humidity conditions (NT TR 565)

NT TR 565

  • This report presents a proposal for a standardised method for creep tests and the empirical framework necessary for determining the density for volume-stable state of a granulated loose-fill material as a function of the applied stress when exposed to a climate characterised as cyclic humidity conditions.

File size: 533.32 KB Download

Determination of work place noise exposure - Consideration of measurements, calculations and uncertainty (NT TR 515)

NT TR 515

  • The aim of the present work is to prepare a Nordtest-method in two parts, namely a simple method for use to safety deputies, persons in industrial or occupational hygiene or in occupational health care etc., and a more advanced method requiring a great deal of competence in acoustics in order to achieve better accuracy in measurement results, if needed.

File size: 581.41 KB Download

Distribution, degradation and toxicity of pesticides at environmentally realistic temperatures (NT TR 496)

NT TR 496

  • The OECD guideline for measuring adsorption-desorption was applied. The guideline was found to be adequate for determining the equilibrium distribution in adsorption studies, but not the sorption/desorption kinetics for very rapidly sorbing substances. The recently developed guidelines for studying biodegradation under environmentally realistic conditions were applied.

File size: 563.89 KB Download

Development of a test procedure for sandwich panels using ISO 9705 philosophy (NT TR 480)

NT TR 480

  • Assessment of the fire behaviour of sandwich panels often requires large scale testing. The fire behaviour of these panels is a combination of material characteristics such as the core material and mechanical behaviour of the panels such as joints, dilations etc.

File size: 120.30 KB Download

Development of tests for characterising the leaching of organic compounds from contaminated soils and waste products (NT TR 464)

NT TR 464

  • The main purpose of this project has been to evaluate primarily the technical feasibility of applying and standardising leaching tests that may be used to describe the leaching of organic components from contaminated soil and waste materials.

File size: 1.43 MB Download

Determination of total or partial trace element content in soil and inorganic waste materials (NT TR 446)

NT TR 446

  • A large number of different methods are available for the determination of the content of trace elements in soil and inorganic waste materials, and since these methods often are used at random and without proper justification, guidance and documentation, a considerable confusion exists in this area.


     

File size: 48.00 KB Download

Determination of the natural and organic polymer fibre content in needle-punched composite materials (mats) (NT POLY 186)

NT POLY 186

  • This Nordtest method specifies an analytical procedure for determining the amounts of natural fibres and synthetic fibres which are present in sewn or needle-punched composite mats.

File size: 204.13 KB Download

Determination of flexibility and fatigue resistance of aged ballast tank coatings (NT POLY 185)

NT POLY 185

  • This Nordtest method describes procedures to evaluate the strain capacity of aged organic coatings on substrates of steel panels.

File size: 33.24 KB Download

Determination of amount of oil on surfaces (NT POLY 181)

NT POLY 181

  • This method specifies a procedure to determine the amount of oil on a surface, i.e. the surface density of oil.

File size: 139.75 KB Download

Determination of losses during injection on hydraulic injection moulding machines METHOD B (NT POLY 178)

NT POLY 178

  • This method (called Method B) is an addition to “Determination of the injection performance of hydraulic injection moulding machines (Method A)“. In the following it is assumed that the reader is familiar with Method A, NT POLY 177.

File size: 463.02 KB Download

Determination of the injection performance of hydraulic injection moulding machines METHOD A (NT POLY 177)

NT POLY 177

  • The purpose is to define an unambiguous method to measure and characterise the injection performance of hydraulic injection moulding machines.

File size: 48.39 KB Download

Determination of the water absorption ability of anti-condensation paints (NT POLY 170)

NT POLY 170

  • This Nordtest method specifies a test method for the ability and capacity of coatings to absorb water condensed from the surrounding air on the coating surface.

File size: 68.32 KB Download

Drums and jerricans: Dangerous goods transport, packaging (NT MECH 020)

NT MECH 20

  • This test method is intended for packagings for the transport of dangerous goods. 

File size: 68.32 KB Download

Drums and jerricans: Dangerous goods transport, packaging (NT MECH 020)

NT MECH 020

  • This test method is intended for packagings for the transport of dangerous goods.

File size: 143.36 KB Download

Durability of reaction to fire – performance: Classes of fire-retardant treated wood-based products in interior and exterior end use applications (NT FIRE 054)

NT FIRE 054

  • This document prescribes the classification requirements for the durability of the reaction to fire performance of fire-retardant treated wood-based products to be used in interior and/or exterior end use conditions.

File size: 80.15 KB Download

Dust and powder layers: Electric spark sensitivity (NT FIRE 016)

NT FIRE 016

  • This NORDTEST method specifies a laboratory scale apparatus and a procedure for determination of the electric spark sensitivity profile of dust/powder layers (pyrotechnics and explosives, man-made and natural combustible materials) within the meaning of the definitions as provided in clause 4.

File size: 176.47 KB Download

Dust clouds: Minimum explosible dust concentration (NT FIRE 011)

NT FIRE 011

  • This NORDTEST method specifies both a laboratory scale apparatus and a procedure for the determination of the minimum explosible concentration of dust clouds within the meaning of the definitions as provided in clause 4.

File size: 27.23 KB Download

Domestic packages with screw tops: Openability (NT CONS 006)

NT CONS 006

  • The function of the test is to measure the torques re to open certain domestic packages with screw tops.

File size: 34.79 KB Download

Dwellings: Indication of high annual radon daughter concentration (NT BUILD 231)

NT BUILD 231

  • This NORDTEST method refers to a integrated measurement of the radon daughter concentration in dwellings using a track etch detector, sensitive to alpha radiation. The method can also be applied in other building types where people stay for a long time. e.g. nursing homes.

File size: 29.62 KB Download

Dwellings: Radon daughter concentration (nt build 150)

NT BUILD 150

  • This NORDTEST method refers to short-time measurements of radon daughter concentration using a filter method and simultaneous measurement or estimation of the air change rate.

File size: 114.74 KB Download

Ducted silencers: Transmission loss, transfer function method in ducts (NT ACOU 095)

NT ACOU 095

  • This method specifies the characterisation of duct silencers. It sets out requirements for determining the transmission loss of silencers, in frequency bands and without air flow.

File size: 172.33 KB Download

Doors in buildings: Airborne sound insulation (NT ACOU 069)

NT ACOU 069

  • This NORDTEST method describes how to determine the sound reduction index of doors in buildings, i.e., in the presence of surrounding party walls whose contribution to the sound transmission may be significant.

Nordtest

Nordtest is a trademark of Nordic cooperation in conformity assessment. The emphasis of Nordtest is to develop, promote and innovate Nordic test methods and pre-normative activity. Nordtest endeavours to remove technical barriers to trade and promotes the concept: “Approved once, accepted everywhere”.