Rothoblaas - 木结构连接器 Page 59
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校正系数 kF 针对不同的密度 ρk 强度等级 ρk C24 [kg/m3] kF GL22h C30 GL24h C40 / GL32c GL28h D24 D30 350 370 380 385 400 425 485 530 0,91 0,96 0,99 1,00 1,02 1,05 1,12 1,17 对于不同的密度 ρk,木侧设计强度计算如下:R 'V,d = R · kF 。 V,d 有效销数量 nef( α = 0°时) a1 [mm] nef n. STA 5∙d 7∙d 10∙d 12∙d 16∙d 18∙d 20∙d 2 1,47 1,60 1,75 1,83 1,97 2,00 2,00 3 2,12 2,30 2,52 2,63 2,83 2,92 2,99 4 2,74 2,98 3,26 3,41 3,67 3,78 3,88 5 3,35 3,65 3,99 4,17 4,48 4,62 4,74 6 3,95 4,30 4,70 4,92 5,28 5,44 5,59 7 4,54 4,94 5,40 5,65 6,07 6,25 6,42 如果将多个销钉与纤维平行放置,则必须考虑有效数量:R’v,d = Rv,d · nef。 d = 销钉标称直径 STAS - 改进了粘性销钉,可用于地震载荷 d1 L 可根据要求提供滚花销,它符合新EN 14592中的标准要求(“FprEN 14592:2019 最终草案”,04/03/2019),可以保证地震区 域所需的最小握钉强度(1 kN)。滚花也符合EC8标准的规定,该标准旨在防止圆柱柄构件从地震区域的节点中露出来。 STAS - 握钉力值 6 握钉强度 [kN] 5 4 3 2 1 0 1 2 3 4 5 6 7 8 9 10 试验数量 14592 minimum M12 M16 M20 “滚花销”已提交实用新型。 隐藏式梁节点 | STA | 59
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