300kN排气道垂直承载力试验:压力试验机上下压板间有效间距1m以上,以3根长度为标准住宅层高的排气道,分别截取1m管长为测试试件,试件两端平整且互相平行。hrjtest;(a)将试件直立于压力机上,试件两端应垫厚度3mm~5mm面积大于试件口径的木质垫板,垂直度不应大于2mm/m,否则用木片或硬质薄片垫平;(b)以恒定4kN/s加荷速度加载,使试件破坏。记录试件破坏时的荷载值即为该试件的垂直承载值,精确至1kN;(c)取3个试件试验结果的算术平均值为排气道承载力检测结果,精确至1kN。
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济南恒瑞金试验机有限公司;管道力学性能试验机;力值硬度计量专业委员
(试验机服务中心)(试验机配件供应中心)(特殊夹具定制中心)
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