螺栓擰緊力拒標(biāo)準(zhǔn)

1、螺栓擰緊力拒標(biāo)準(zhǔn)1：機(jī)械能5.6級螺栓螺紋直徑mm螺距mm標(biāo)準(zhǔn)值N.m最大值N.m最小值N.m614.56381.2510.61478111158101.5263319101.25283422101293523121.75455337121.5475638121.25506040142819562141.5901056816212415098161.5132160101182.5190220161181.5200230165202.5231.6272190201.5246.6285197.32：機(jī)械能8.8級螺栓螺紋直徑mm螺距mm標(biāo)準(zhǔn)值N.m最大值N.m最小值N.m61912681.2523

2、261681252817101.5597537101.25637945101648046121.759511173121.59711375121.259911578142160185122141.5180205146162215245182161.5240270199182.5268298229181.5316346287202.5430470389201.54404803962224273033363：機(jī)械能10.9級螺栓螺紋直徑mm螺距mm標(biāo)準(zhǔn)值N.m最大值N.m最小值N.m101.5749052101.25789363101809565121.75140156105121.5142158

3、106121.25145161108142175200141141.5210235178162280310200161.5305330240182.5437467380181.5467507397202.5528568450201.55585984752265224825271200301550332000362500·螺栓預(yù)緊拉力推薦表（拉伸器選型用）螺栓強(qiáng)度等級3.64.64.85.65.86.88.89.810.912.9螺母尺寸拉 伸 力（KN）規(guī) 格S（對邊）M12188.6611.515.414.419.223.130.834.643.352M142111.915.921

4、.219.826.431.742.347.659.571.4M162416.221.628.8273643.257.664.88197.2M182719.826.435.2334452.870.479.299118.M203025.433.945.242.456.467.790.3101.6127152.4M223231.642.156.252.770.284.3112.4126.4158189.6M243636.548.664.960.881.197.3129.8146182.5219M274147.863.78579.7106.2127.5170191.2239286.8M304658.3

5、77.7103.697.1129.6155.5207.3233.2291.5349.8M335072.496.5128.7120.7160.9193.1257.4289.6362434.4M365585.1113.5151.3141.8189.1226.9302.6340.4425.5510.6M3960102136181.3170226.7272362.7408510612M4265116.9155.9207.8194.8259.8311.7415.6467.6584.5701.4M4570136.6182.1242.8227.6303.6364.3485.7546.4683819.6M48

6、75153.9205.2273.6256.5342410.4547.2615.6769.5923.4M5280184.1245.5327.2306.8409.1490.9654.6736.4920.51105M5685212.5283.3377.8354.2472.2566.7755.685010631275M6090247.8330.4440.5413550.7660.8881.1991.212391487M6495280.5374498.7467.5623.3748997.3112214031683M68100320.9427.9570.5534.8713.1855.71141128416

7、051925M72105364485.3647.1606.7808.9970.71294145618202184M76110409.8546.4728.5683910.710931457163920492459M80115458.4611.2814.9764101912221630183422922750M85120522.8697.1929.4871.3116213941859209126143137M90130687.1916.112211145152718322443274834364123注： 以上拉伸力按螺栓屈服極限×60%計算螺栓扭矩對照表螺栓扭矩（N.M) &

8、#160;                      規(guī)格    8.8級     10.9級     12.9級            M6

9、0;    8.6     12.4     14.5            M8    21     30     35           

10、60;M10    42     60      70            M12     73     104     122          

11、  M14      137   166     194            M16     181     258     302         

12、;   M18     257     355      415            M20     365     503     590     

13、0;      M24     631     872     1018            M30     1254     1734     2024            M36     2187     3024     3535