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Dimensions and shape 尺寸和形状 |
AS/NZS 4357. 1 |
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Moisture content 含水率 |
AS/NZS 20981 |
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Immunization.pres re vative and chemical treatments 免疫, 防腐剂和化学处理 |
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Formaldehyde 甲醛 |
AS/NZS 4357.4 |
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Strength and siffness 强度和刚度 |
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Bending 弯曲强度和弹性模量 |
AS/NZS 4063 |
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Shear par aller to grain 剪切平行于纹理 |
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Bearing 承载-垂直于纹理 |
AS/NZS 4063 |
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Axial 轴向-压缩 |
AS/NZS 4063 |
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Axial 轴向-拉伸 |
AS/NZS 4063 |
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Joint strength 接缝强度 |
AS 1649 |
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Adoption ofF-grade F等级评定 |
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Adoption of Joint group for nails.screws and bolts 采用钉子、螺钉、螺栓作为连接组 |
AS 1649 |

| PROPERTIES TO BE DETERMINED DEPENDING UPON END USE | ||||||||||||||
| Intended application | Strength and stiffness | Joint strength | ||||||||||||
| Bending, shear and bearing | Axial | Nails | Bolts | Self-drilling screws. e.g., Type17 | Nail plates | |||||||||
| On flut | On edge | ƒˊt | ƒˊe | |||||||||||
| E | ƒˊb | ƒˊs | ƒˊp | E | ƒˊb | ƒˊs | ƒˊp | |||||||
| General beams used on edge only | √ | √ | √ | √ | √ | √ | √ | √ | ||||||
| Scaffold planks or other applications invoking Hahuise bending only | √ | √ | √ | √ | ||||||||||
| Giencral slruclural use | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ |
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Nailplalc jointed trusses (sec Note 3) |
√ | √ | √ | √ | √ | √ | √ | √ | √ | |||||
| NOTES: | ||||||||||||||
| 1 See AS 1720.1 for symbols/notations of E ƒˊb ƒˊs ƒˊp ƒˊt and ƒˊe | ||||||||||||||
| 2 √ indicates properly to be determined. | ||||||||||||||
| 3 Assumes on-edge orieniaiion. Where used on flat corresponding on-flat properties will be required. | ||||||||||||||