ISO 公制螺距螺纹保证负荷

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下表显示了 ISO 公制粗牙和细牙螺纹（尺寸 M3 至 M39）的螺栓、螺母和螺柱的保证载荷。

符合 EN ISO 898-1。

线A d公称应力面积 As,名义b 毫米2属性等级
4.64.85.65.86.88.89.810.912.9/12.9
检验载荷，F页 （As,名义 大小p,名义), 否
M35,03113015601410191022102920327041804880
M3,56,78153021001900258029803940441056306580
M48,78198027202460334038605100571072908520
M514,232004400398054006250823092301180013800
M620,14520623056307640884011600131001670019500
M728,9650089608090110001270016800188002400028000
M836,68240 C1140010200 C139001610021200 C2380030400摄氏度35500
M105813000 C1800016200 C220002550033700 C3770048100摄氏度56300
M1284,3190002610023600320003710048900 d548007000081800
M14115259003560032200437005060066700 d7480095500112000
M16157353004870044000597006910091000 d102000130000152000
M181924320059500538007300084500115000-159000186000
M2024555100760006860093100108000147000-203000238000
M22303682009390084800115000133000182000-252000294000
M243537940010900098800134000155000212000-293000342000
M27459103000142000128000174000202000275000-381000445000
M30561126000174000157000213000247000337000-466000544000
M33694156000215000194000264000305000416000-576000673000
M36817184000253000229000310000359000490000-678000792000
M39976220000303000273000371000429000586000-810000947000
螺纹 dx P公称应力面积 As,名义一个毫米2属性等级
4.64.85.65.86.88.89.810.912.9/12.9
检验载荷，F页 （As,名义 大小p,名义), 否
M8x139,288201220011000149001720022700255003250038000
M10x1,2561,2138001900017100233002690035500398005080059400
M10x164,5145002000018100245002840037400419005350062700
M12x1,588,1198002730024700335003880051100573007310085500
M12x1,2592,1207002860025800350004050053400599007640089300
M14x1,512528100388003500047500550007250081200104000121000
M16x1,5167376005180046800635007350096900109000139000162000
M18x1,52164860067000605008210095000130000-179000210000
M20x1,5272612008430076200103000120000163000-226000264000
M22x1,53337490010300093200126000146000200000-276000323000
M24x238486400119000108000146000169000230000-319000372000
M27x2496112000154000139000188000218000298000-412000481000
M30x2621140000192000174000236000273000373000-515000602000
M33x2761171000236000213000289000335000457000-632000738000
M36x3865195000268000242000329000381000519000-718000839000
M39x31030232000319000288000391000453000618000-855000999000

A 如果螺纹名称中未标明螺距，则规定采用粗螺距。

b 计算As,名义，见9.1.6.1。

C 对于按照 ISO 965-4 标准螺纹公差为 6az 且需进行热浸镀锌的紧固件，适用符合 ISO 10684:2004 附录 A 的降低值。

d 对于结构螺栓连接，50 700 N（对于 M12）、68 800 N（对于 M14）和 94 500 N（对于 M16）。

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