Overview

ISO 23478:2022 - Bamboo structures - Engineered bamboo products - Test methods for determination of physical and mechanical properties - defines standardized test methods for characterizing the mechanical and physical behavior of engineered bamboo products. This international standard applies to prismatic shapes of glued laminated bamboo and bamboo scrimber intended to resist flexure, shear, axial loads or combinations thereof. It covers measurement of geometry, moisture content, density, and a comprehensive set of mechanical properties used in design and quality control.

Key topics and technical requirements

ISO 23478:2022 specifies procedures, apparatus and reporting requirements for:

Dimensional measurement of test specimens and conditioning prior to testing
Moisture content determination - including oven-dry method and electrical moisture meter techniques, with instructions for sample preparation and result expression
Density determination and related calculation methods
Modulus and strength tests in multiple modes:
- Modulus of elasticity in bending (local and global)
- Bending strength
- Shear modulus (variable-span method)
- Shear strength parallel to the fibre
- Modulus of elasticity and strength in tension parallel to the fibre
- Modulus of elasticity and strength in compression parallel to the fibre
- Modulus and strength in tension and compression perpendicular to the fibre
Specimen preparation, conditioning and detailed test procedures for each property
Test reporting requirements including specimen data, test method used and expression of results

The standard includes symbols, terms and definitions relevant to engineered bamboo testing and provides formulas and methods for expressing results consistently.

Practical applications and who uses this standard

ISO 23478:2022 is intended for:

Manufacturers of engineered bamboo products (glued laminated bamboo, bamboo scrimber) for product development and quality control
Materials laboratories performing mechanical characterization and certification testing
Structural engineers and designers specifying engineered bamboo components for buildings, bridges and other load-bearing applications
Standards bodies and certification organizations evaluating compliance and informing design codes
Researchers studying bamboo-based materials and structural performance

Using ISO 23478:2022 helps ensure repeatable, comparable mechanical property data (elastic moduli, strengths, moisture/density) which supports safe structural design, material specification and performance benchmarking.

Related standards

ISO 23478:2022 was prepared by ISO/TC 165 (Timber structures). For comprehensive material and structural testing programs, users often consult related international and national standards for timber and engineered wood testing and for general mechanical testing practices. Refer to your national standards body for cross-references and implementation guidance.

Overview

Key topics and technical requirements

ISO 23478:2022 specifies procedures, apparatus and reporting requirements for:

Dimensional measurement of test specimens and conditioning prior to testing
Moisture content determination - including oven-dry method and electrical moisture meter techniques, with instructions for sample preparation and result expression
Density determination and related calculation methods
Modulus and strength tests in multiple modes:
- Modulus of elasticity in bending (local and global)
- Bending strength
- Shear modulus (variable-span method)
- Shear strength parallel to the fibre
- Modulus of elasticity and strength in tension parallel to the fibre
- Modulus of elasticity and strength in compression parallel to the fibre
- Modulus and strength in tension and compression perpendicular to the fibre
Specimen preparation, conditioning and detailed test procedures for each property
Test reporting requirements including specimen data, test method used and expression of results

The standard includes symbols, terms and definitions relevant to engineered bamboo testing and provides formulas and methods for expressing results consistently.

Practical applications and who uses this standard

ISO 23478:2022 is intended for:

Manufacturers of engineered bamboo products (glued laminated bamboo, bamboo scrimber) for product development and quality control
Materials laboratories performing mechanical characterization and certification testing
Structural engineers and designers specifying engineered bamboo components for buildings, bridges and other load-bearing applications
Standards bodies and certification organizations evaluating compliance and informing design codes
Researchers studying bamboo-based materials and structural performance

ISO 23478:2022 PDF

Technical details

Abstract

Overview

Key topics and technical requirements

Practical applications and who uses this standard

Related standards

Related standards

Abstract

Overview

Key topics and technical requirements

Practical applications and who uses this standard

Related standards

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