Materiales
Materiales
ISO 8639:2023 - Glass-reinforced thermosetting plastics (GRP) pipes and fittings — Test methods for leaktightness and proof of structural design of flexible joints
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This document specifies test methods for flexible non-thrust resistant socket-and-spigot joints with elastomeric sealing elements for buried and aboveground glass-reinforced thermosetting...
ISO 527-4:2023 - Plastics — Determination of tensile properties — Part 4: Test conditions for isotropic and orthotropic fibre-reinforced plastic composites
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This document specifies the test conditions for the determination of the tensile properties of isotropic and orthotropic fibre-reinforced plastic composites, based upon the general principles...
ISO 11357-1:2023 - Plastics — Differential scanning calorimetry (DSC) — Part 1: General principles
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IThe ISO 11357 series specifies several differential scanning calorimetry (DSC) methods for the thermal analysis of polymers and polymer blends, such as— thermoplastics...
ISO 20975-1:2023 - Fibre-reinforced plastic composites — Determination of laminate through-thickness properties — Part 1: Direct tension and compression tests
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This document specifies methods for determining the through-thickness properties (i.e. strength, modulus of elasticity, Poisson’s ratio and strain-to-failure) of fibre-reinforced plastic...
ISO 14899:2022 - Plastics — Polyols for use in the production of polyurethanes — Determination of basicity
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This document specifies a method for the measurement of trace amounts of basic materials present in polyether polyols used in the production of polyurethanes. It is important to know the trace...
ISO 527-4:2021 - Plastics — Determination of tensile properties — Part 4: Test conditions for isotropic and orthotropic fibre-reinforced plastic composites
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This document specifies the test conditions for the determination of the tensile properties of isotropic and orthotropic fibre-reinforced plastic composites, based upon the general principles...
ISO 6691:2021 - Thermoplastic polymers for plain bearings — Classification and designation
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This document specifies a classification and designation system for a selection of the most common unfilled thermoplastic polymers for plain bearings.The unfilled thermoplastic polymers...
D7133 Standard Test Method for Polyurethane Raw Materials: Instrumental Measurement of Tristimulus CIELAB Color and Yellowness Index of Liquids has been revised to D7133-21
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Significance and Use 5.1Â CIELAB is a visual-based scale that is used to specify color and set color tolerances for the polyurethane industry. 5.2Â Yellowness Index...
ISO/TS 10986:2021 - Plastics piping systems — Glass-reinforced thermosetting plastics (GRP) pipes — System design of above ground pipe and joint installations without end thrust
01/07/2021 -
This document addresses the system design of pipe and joints of above ground installations without end-thrust as specified in systems standard ISO 23856. It is directed to pipelines with a...
D1786 Standard Specification for Toluene Diisocyanate has been revised to D1786-21
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Abstract This specification covers toluene diisocyanate used as an ingredient in the production of polyurethane cellular materials. The three classes of toluene...
D4274 Standard Test Methods for Testing Polyurethane Raw Materials: Determination of Hydroxyl Numbers of Polyols has been revised to D4274-21
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Significance and Use 5.1Â These test methods are suitable for research and as quality control and specification tests. It is necessary to know the hydroxyl contents of polyols...
D4671 Standard Test Method for Polyurethane Raw Materials: Determination of Unsaturation of Polyols has been revised to D4671-21
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Significance and Use 5.1Â This test method is suitable for quality control, as specification tests, and for research. 5.2Â Side reactions that form unsaturated...
D3013 Standard Specification for Epoxy Molding Compounds has been reapproved, available as D3013-13(2021)
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Abstract This specification covers the requirements for epoxy thermosetting molding compounds and provides for their identification, quality control, and purchase. Material...