螺纹直径直径dmm螺距pmmM12M16M20M241752253
螺栓的性能等级88FvkN4570110155MANm100230455775FvkN55100155225109MANm1103205901000
M303525015703352100此表为参考建议计算方式决定扭紧力矩见下面公式。请注意国产109s高强度螺栓部分扭矩此表数据会偏高一些。Tighte
i
gtorquesa
dprestressi
gforceforHVa
dHVP109s国际标准ThreaddiameterdHolddiameterRequiredPrestressi
gforcePvkNMoS2lubricatedslightlyMa1NmoiledPrestressi
gforcePv2kNM1213M1617M2021M2223M2425M2728M3031
50
100
160
190
220
290
350
10012060
250350110
450600175
650900210
8001100240
12501650320
16502200390
1Torquetobeappliedwithtorquespa
ers2Prestressi
gforcetobeappliedwithimpactwre
ches
fr