Economía Circular

Economía Circular

D7281 Standard Test Method for Determining Water Migration Resistance Through Roof Membranes has been reapproved, available as D7281-07(2021)
11/11/2021 - Significance and Use 5.1 This test method provides a means of evaluating roof membranes, seams, and laps for resistance to water migration from standing water on the roof. This...
F414 Standard Test Method for Energy Absorbed by a Tire When Deformed by Slow-Moving Plunger has been revised to F414-21
- Significance and Use 5.1 This test method establishes a standard procedure of test and provides data that can be related to tire strength, but does not measure tire performance...
D3420 Standard Test Method for Pendulum Impact Resistance of Plastic Film has been revised to D3420-21
- Significance and Use 5.1 Like other techniques to measure toughness, this test method provides a means to determine parameters of a material at strain rates closer to some...
D3675 Standard Test Method for Surface Flammability of Flexible Cellular Materials Using a Radiant Heat Energy Source has been revised to D3675-21a
- Significance and Use 5.1 This test method is intended for use when measuring surface flammability of flexible cellular materials exposed to fire. The test method provides a...
D3675 Standard Test Method for Surface Flammability of Flexible Cellular Materials Using a Radiant Heat Energy Source has been revised to D3675-21
- Significance and Use 5.1 This test method is intended for use when measuring surface flammability of flexible cellular materials exposed to fire. The test method provides a...
ISO 14053:2021 - Environmental management — Material flow cost accounting — Guidance for phased implementation in organizations
01/02/2021 - This document gives practical guidelines for the phased implementation of material flow cost accounting (MFCA) that organizations, including small and medium-sized enterprises (SMEs), can adopt...
ISO 11358-3:2021 - Plastics — Thermogravimetry (TG) of polymers — Part 3: Determination of the activation energy using the Ozawa-Friedman plot and analysis of the reaction kinetics
01/01/2021 - This document specifies an analysis method for determining the activation energy using the Ozawa-Friedman plot. It also specifies the preparation of master plots for verification of the...
ISO 22838:2020 - Composites and reinforcements fibres — Determination of the fracture energy of bonded plates of carbon fibre reinforced plastics (CFRPs) and metal using double cantilever beam specimens
01/12/2020 - This document specifies the test method for the determination of adhesive fracture energy of adhesively bonded plates of carbon fibre reinforced plastic (CFRP) and metal using a double...
ISO/TR 23891:2020 - Plastics — Recycling and recovery — Necessity of standards
01/09/2020 - This document gives a brief overview of the current (2019) situation in plastic recycling systems, relevant existing standards and short description of different recycling techniques. It aims...
ISO 23706:2020 - Plastics — Determination of apparent activation energies of property changes in standard weathering test methods
01/08/2020 - This document describes a test method to determine the activation energy (Ea) of photochemical degradation reactions in accelerated weathering tests according to the Arrhenius model in...
Paints and varnishes - Wettability - Part 2: Determination of the surface free energy of solid surfaces by measuring the contact angle (ISO 19403-2:2017)
- ISO 19403-2:2017 specifies a test method to measure the contact angle for the determination of the surface free energy of a solid surface. The method can be applied for the characterization of...
Paints and varnishes - Wettability - Part 5: Determination of the polar and dispersive fractions of the surface tension of liquids from contact angles measurements on a solid with only a disperse contribution to its surface energy (ISO 19403-5:2017)
- ISO 19403-5:2017 specifies a test method to determine the polar and dispersive fractions of the surface tension of liquids by optical methods. The method can be applied for the characterization of...
D4812 Standard Test Method for Unnotched Cantilever Beam Impact Resistance of Plastics has been revised to D4812-19
- Significance and Use 5.1 The pendulum-impact test indicates the energy to break standard test specimens of specified size under stipulated conditions of specimen mounting...
F2231 Standard Test Method for Charpy Impact Test on Thin Specimens of Polyethylene Used in Pressurized Pipes has been reapproved, available as F2231-02(2019)
- Significance and Use 5.1 Brown and Lu4,5 show the Charpy impact energy is related to the ultimate critical temperature of the rapid crack propagation [RCP] behavior as measured...
ISO 21760-2:2019 - Adhesives for organic electronic devices -- Determination of water vapour transmission rate -- Part 2: Edge seal methods
- This document specifies four methods for determining the water vapour transmission rate through the cross-section of an adhesive for edge seal in organic electronic devices, such as organic...
ISO 13975:2019 - Plastics -- Determination of the ultimate anaerobic biodegradation of plastic materials in controlled slurry digestion systems -- Method by measurement of biogas production
- This document specifies a method of evaluating the ultimate anaerobic biodegradability of plastic materials in a controlled anaerobic slurry digestion system with a solids concentration not...
D256 Standard Test Methods for Determining the Izod Pendulum Impact Resistance of Plastics has been reapproved, available as D256-10(2018)
- Significance and Use 5.1 Before proceeding with these test methods, reference should be made to the specification of the material being tested. Any test specimen...
ISO 22762-3:2018 - Elastomeric seismic-protection isolators -- Part 3: Applications for buildings -- Specifications
- This document specifies minimum requirements and test methods for elastomeric seismic isolators used for buildings and the rubber material used in the manufacture of such isolators.It is...
D6110 Standard Test Method for Determining the Charpy Impact Resistance of Notched Specimens of Plastics has been revised to D6110-18
- Significance and Use 5.1 Before proceeding with this test method, refer to the material specification for the material being tested. Any test specimen preparation,...
ISO 20463:2018 - Rubber and rubber products -- Determination of combustion energy and carbon dioxide emission from biobased and non-biobased materials
- ISO 20463:2018 specifies the measuring methods of the combustion energy (i.e. gross calorific value) and the carbon dioxide emission amount from biobased and non-biobased materials in rubber or...