ASTM F1575/F1575M-24 引用标准 ASTM E4 ASTM F1667 适用范围 1.1 本测试方法涵盖了确定钉子承受静态载荷时的弯曲屈服力矩的程序。它仅适用于工程连接应用中使用的钉子,其中所需的连接能力由设计者指定。 1.2 以英寸-磅为单位的数值被视为标准值。本标准不包含其他计量单位。1.3 本标准并不旨在解决与其使
ASTM F1575/F1575M-24 适用范围 钉子是木结构中常见的机械紧固件。用于确定横向负载钉连接能力的工程设计程序目前使用屈服理论来确定所设计的横向负载钉连接的标称电阻。为了确定横向加载钉连接的标称阻力,必须知道弯曲屈服力矩。1.1 本试验方法涵盖了测定钉子承受静载荷时的弯曲屈服力矩的程序。它仅适用于工程连接应用...
ASTM F1575: Standard Test Methods for Determining Bending Yield Moment of Nails, Spikes, and Dowel-type Threaded FastenersStandard: ASTM F1575 – Standard Test Methods for Determining Bending Yield Moment of Nails, Spikes, and Dowel-type Threaded Fasteners Certification Required: No Scope: The test...
8、ASTM F1575/F1575M-24Standard Test Method for Determining Bending Yield Moment of Nails, Spikes...
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Designation: F1575 − 03 (Reapproved 2013)Standard Test Method forDetermining Bending Yield Moment of Nails1This standard is issued under the fixed designation F1575; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of ...
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This standard is issued under the fixed designation F1667;the numb original adoption or,in the case of revision,the yea
A572Gr50钢板S、P化学成分含量对钢板性能影响磷(P):在一般情况下,磷是钢中有害元素,增加钢的冷脆性,使焊接性能变坏,降低塑性,使冷弯性能变坏。因此通常要求钢中含磷量小于0.045%,优质钢要求更低些。硫(S):硫在通常情况下也是有害元素。使钢产生热脆性,降低钢的延展性和韧性,在锻造和轧制时造...