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历史 ASTM D5764-97a
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Standard Test Method for Evaluating Dowel-Bearing Strength of Wood and Wood-Base Products 评定木材和木制品的暗销承载强度的标准试验方法
发布日期: 1997-01-01
1.1本试验方法提供了评估木材和木制品暗销承载强度的基本程序。轴承测试结果用于确定木材和木基产品中连接件的静态负载阻力和变形特性,这些连接件是由插入预钻孔的紧固件传递的负载或在不钻孔的情况下驱动的。给出了制备预钻孔大于紧固件直径的试样和将紧固件插入小于紧固件直径的孔中产生的孔的试样的方法。这些方法适用于扣件,如定位销、螺栓、钉子、钉子、冲销、螺钉、拉力螺钉和订书钉。 1.2本试验方法还为确定横向加载紧固件下方木制品的压缩行为提供了依据,其中产品的厚度和紧固件的直径应确保在试验过程中紧固件发生最小弯曲。 1.3本标准无意解决与其使用相关的所有安全问题(如有)。本标准的用户有责任在使用前制定适当的安全和健康实践,并确定监管限制的适用性。
1.1 This test method provides the basic procedure for evaluating dowel-bearing strength of wood and wood-base products. The bearing test results are used to determine the static load resistance and deformation characteristics of connections in wood and wood-base products resulting from the application of a load transmitted by a fastener inserted into a predrilled hole, or driven without drilling. Methods are given for preparing specimens with predrilled holes larger than the fastener diameter and specimens with holes produced by inserting fasteners in holes smaller than the fastener diameter. The methods apply to fasteners such as dowels, bolts, nails, spikes, drift pins, screws, lag screws, and staples. 1.2 This test method also provides the basis for determining the compression behavior of wood products beneath a laterally loaded fastener where the thickness of the product and the diameter of the fastener are such that minimal bending of the fastener occurs during testing. 1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
分类信息
发布单位或类别: 美国-美国材料与试验协会
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研制信息
归口单位: D07.05
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