EN 1351:1997
(Main)Determination of flexural strength of autoclaved aerated concrete
Determination of flexural strength of autoclaved aerated concrete
This European Standard specifies a method of determining the flexural (tensile) strength of autoclaved aerated concrete (AAC) by means of prismatic test spe- cimens taken from prefabricated components.
Bestimmung der Biegezugfestigkeit von dampfgehärtetem Porenbeton
Diese Europäische Norm legt ein Verfahren fest zur Bestimmung der Biegezugfestigkeit von dampfgehärtetem Porenbeton sind eine Anzahl von genormten Prüfverfahren erfordelich.
Détermination de la résistance à la flexion du béton cellulaire autoclavé
La présente norme européenne spécifie une méthode permettant de déterminer la résistance à la flexion (sous traction) du béton cellulaire autoclavé (AAC) au moyen d'éprouvettes prismatique prélevées dans des composants préfabriqués.
Določevanje upogibne trdnosti avtoklaviranega celičastega betona
General Information
- Status
- Published
- Publication Date
- 21-Jan-1997
- Technical Committee
- CEN/TC 177 - Prefabricated reinforced components of autoclaved aerated concrete or light-weight aggregate concret
- Drafting Committee
- CEN/TC 177/WG 3 - Test methods
- Current Stage
- 9093 - Decision to confirm - Review Enquiry
- Start Date
- 05-Sep-2022
- Completion Date
- 14-Apr-2025
- Directive
- 89/106/EEC - Construction products
Overview
EN 1351:1997 is a European Standard developed by CEN that defines the method for determining the flexural strength of autoclaved aerated concrete (AAC). This standard outlines procedures for testing the flexural (tensile) strength using prismatic test specimens taken specifically from prefabricated AAC components. Flexural strength is a critical parameter for assessing the structural performance and durability of AAC materials in construction applications.
Key Topics
Flexural Strength Measurement
The standard specifies a uniform test method to accurately measure the bending or tensile strength of AAC under controlled conditions, ensuring consistent and reliable results.Test Specimens
Prismatic specimens must be extracted from prefabricated AAC elements, ensuring that the tested samples represent the actual materials used in building components.Testing Procedure
The document details step-by-step instructions for preparing test samples, setting up the flexural test, applying loads, and recording results, promoting best practices in laboratory testing environments.Material Focus
Exclusively centers on autoclaved aerated concrete, a lightweight, porous building material favored for thermal insulation, fire resistance, and ease of installation.
Applications
Structural Design Verification
Designers and engineers use the flexural strength data obtained per EN 1351 to verify the load-bearing capacity of AAC elements in walls, floors, and roofs.Quality Control in Manufacturing
AAC manufacturers implement this standard to ensure product consistency and conformity to performance criteria before dispatching prefabricated components.Building Safety Assessments
Regulatory agencies and construction firms rely on standardized test results to evaluate AAC suitability in various building projects, ensuring compliance with safety codes.Research and Development
Laboratories and material scientists use EN 1351 as a benchmark method for developing new AAC compositions and improving existing formulations.
Related Standards
EN 772-1: Method of test for masonry units - Part 1: Determination of compressive strength
Complements EN 1351 by addressing the compressive strength assessment of AAC blocks.EN 771-4: Specification for masonry units - Part 4: Autoclaved aerated concrete masonry units
Defines product standards for AAC units, relevant for understanding the broader material requirements alongside flexural strength.EN 1996 (Eurocode 6): Design of masonry structures
Provides design rules incorporating mechanical properties, including flexural strength parameters from standards like EN 1351.
Keywords: autoclaved aerated concrete, AAC flexural strength, EN 1351:1997, CEN standard, flexural tensile strength, AAC testing, prefabricated concrete components, building material testing, concrete product standards, structural quality control
Frequently Asked Questions
EN 1351:1997 is a standard published by the European Committee for Standardization (CEN). Its full title is "Determination of flexural strength of autoclaved aerated concrete". This standard covers: This European Standard specifies a method of determining the flexural (tensile) strength of autoclaved aerated concrete (AAC) by means of prismatic test spe- cimens taken from prefabricated components.
This European Standard specifies a method of determining the flexural (tensile) strength of autoclaved aerated concrete (AAC) by means of prismatic test spe- cimens taken from prefabricated components.
EN 1351:1997 is classified under the following ICS (International Classification for Standards) categories: 91.100.30 - Concrete and concrete products. The ICS classification helps identify the subject area and facilitates finding related standards.
EN 1351:1997 is associated with the following European legislation: EU Directives/Regulations: 305/2011, 89/106/EEC; Standardization Mandates: M/100. When a standard is cited in the Official Journal of the European Union, products manufactured in conformity with it benefit from a presumption of conformity with the essential requirements of the corresponding EU directive or regulation.
EN 1351:1997 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.
Standards Content (Sample)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Bestimmung der Biegezugfestigkeit von dampfgehärtetem PorenbetonDétermination de la résistance a la flexion du béton cellulaire autoclavéDetermination of flexural strength of autoclaved aerated concrete91.100.30B
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