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BS ISO 3129:2019 Wood. Sampling methods and general requirements for physical and mechanical testing of small clear wood specimens >
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BS ISO 3129:2019 Wood. Sampling methods and general requirements for physical and mechanical testing of small clear wood specimens, 2019
- undefined
- Foreword
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 General principles
- 5 Sampling
- 5.1 Selection of material
- 5.2 Sampling of wood material
- 5.2.1 General
- 5.2.2 Logs
- 5.2.3 Matching for test of dry material
- 5.2.4 Sawn timber
- 6 Conditioning of material
- 6.1 Test pieces with a standardized moisture content (air-dry)
- 6.2 Test pieces with moisture content of equal to or above fibre saturation point (green)
- 7 Preparation of test pieces
- 7.1 Form and dimensions
- 7.2 Direction of grain
- 7.3 Permissible deviations
- 7.4 Marking
- 7.5 Sample size (number of test pieces)
- 7.5.1 Random sampling
- 7.5.2 Selective sampling
- 7.5.3 Mechanical sampling
- 7.5.4 Minimum number of test pieces
- 7.6 Conditioning of test pieces
- 7.6.1 Testing at equilibrium moisture content (air-dry condition)
- 7.6.2 Testing pieces at or above fibre saturation point (green condition)
- 7.6.3 Storage
- 8 General requirements for physical and mechanical tests
- 8.1 Temperature and humidity conditions in the laboratory
- 8.2 Procedure
- 9 Calculation and expression of results
- 10 Test report
- Bibliography [Go to Page]
