高强度螺栓检测项目 [复制链接]

检测标准：W&!á͕ö}lðbbs.3c3t.com/Á­Ï݉¸%_
GB/T1228-2006     高强大六角头螺栓W&!á͕ö}lðbbs.3c3t.com/Á­Ï݉¸%_
GB/T1229-2006      高强大六角螺母W&!á͕ö}lðbbs.3c3t.com/Á­Ï݉¸%_
GB/T1230-2006      高强度垫圈W&!á͕ö}lðbbs.3c3t.com/Á­Ï݉¸%_
GB/T1231-2006      高强度大六角头螺栓、大六角螺母垫圈技术条件W&!á͕ö}lðbbs.3c3t.com/Á­Ï݉¸%_
检测项目：W&!á͕ö}lðbbs.3c3t.com/Á­Ï݉¸%_
1、螺栓楔负荷试验；W&!á͕ö}lðbbs.3c3t.com/Á­Ï݉¸%_
2、螺栓连接副扭矩系数；W&!á͕ö}lðbbs.3c3t.com/Á­Ï݉¸%_
3、螺母保证荷载试验；W&!á͕ö}lðbbs.3c3t.com/Á­Ï݉¸%_
4、螺母、垫圈表面硬度。W&!á͕ö}lðbbs.3c3t.com/Á­Ï݉¸%_

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