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螺栓拧紧力矩 各截面积计算小软件(Excel版)


12.9
64 98 135 190 260 330 490 660 900 1,150 1,500 1,850 2,300 2,800 3,600 4,500 5,550 6,700
39,500 54,500 66,000 85,000 106,000 122,000 161,000 196,000 244,000 287,000 345,000 395,000 462,000 520,000 624,000 719,000 841,000 951,000
105 155 215 305 415 530 780 1,050 1,450 1,850 2,400 2,950 3,700 4,450 5,750 7,150 8,900 10,700
52,500 72,500 91,000 117,000 146,000 168,000 222,000 269,000 326,000 382,000 460,000 526,000 616,000 693,000 832,000 959,000 1,121,000 1,268,000
200 310 430 610 820 1,050 1,550 2,100 2,700 3,450 4,500 5,550 6,950 8,400 10,800 13,400 16,700 21,100
90,500 125,000 152,000 195,000 244,000 281,000 369,000 449,000 550,000 645,000 775,000 888,000 1,050,000 1,150,000 1,403,000 1,618,000 1,892,000 2,140,000
螺纹联接件常用材料及机械性能 sb MPa 钢号 10 Q235-A 35 45 40Cr 335~400 375~460 530 600 980
螺纹联接件对应强度等级的机械性能 等级 3.6 4.8 5.6 8.8 10.9 sb MPa 300 400 500 800 1040
说明
该底色为输入数据 该底色为输出数据
12.9 Ma(Nm) 0.6 1.4 2.2 3.4 5.1 10 18 43 84 145
235 365 500 710 960 1,220 1,800 2,450 3,250 4,150 5,400 6,650 8,350 10,100 12,900 16,100 20,000 24,100
内六角 螺 栓 S(mm) 1.5 2 2.25 3 4 5 6 8 10
外六角 螺 栓 S(mm) 4 5 5.5 6 7 8、9 10 13、14 15、17 19、21
螺栓直径 M(mm) M2 M2.5 M3 M3.5 M4 M5 M6 M8 M10 M12 Fv(N) 255 485 630 850 1,100 1,800 2,550 4,650 7,400 10,800
135 210 300 425 580 730 1,100 1,450 1,900 2,450 3,200 3,950 4,950 5,950 7,650 9,550 11,900 14,300
77,500 107,000 129,000 166,000 208,000 240,000 316,000 384,000 458,000 537,000 646,000 740,000 867,000 974,000 1,169,000 1,349,000 1,576,000 1,784,000
22、 24、26 27 30 32 36 41 46 50 55 60 65 70 75 80 85 90 95
M14 M16 M18 M20 M22 M24 M27 M30 M33 M36 M39 M42 M45 M48 M52 M56 M60 M64
14,800 20,400 24,800 31,900 39,900 45,900 80,500 73,500 91,500 107,000 129,000 148,000 173,000 195,000 234,000 270,000 315,000 357,000
的机械性能
牛顿米 N.m
英尺磅 Fb 1 0.73756
螺栓标准扭矩及预紧力速查表 DIN267性能等级(螺栓强度等级) 5.6 6.9 Ma(Nm) 0.15 0.35 0.62 0.95 1.4 2.8 4.8 12 23 40 Fv(N) 710 1,310 1,700 2,250 2,900 4,800 6,750 12,400 19,700 28,800 Ma(Nm) 0.3 0.71 0.99 1.5 2.3 4.5 7.7 19 37 65 Fv(N) 835 1,550 2,250 3,000 3,900 6,400 9,000 16,500 26,300 38,400
3.6 Ma(Nm) 0.1 0.26 0.37 0.57 0.85 1.7 2.9 7 14 24
螺栓标准扭矩及预 DIN 5.6 Fv(N) 345 655 1,050 1,400 1,850 3,000 4,200 7,750 12,300 18,000
12 14 17 19 22 27 32 36 41 46
用力矩扳手正规测定拧紧力矩 螺栓规格 d mm 14 螺纹规格 M8 M10 M12 M14 M16 M18 M20 M24 M27 M30 M33 M36 M39 M42 M48 M52 M56 M60 M64 M68 M72 M76 M80 螺距 1.25, 1.5, 1.75, 2, 2, 2.5, 2.5, 3, 3, 3.5, 3.5, 4, 4, 4.5, 5, 5, 5.5, (5.5), 6, 6, 6, 6, 6, 螺距 P mm 计算拧紧力 矩 T Nm 1.5 150.65 ss MPa 螺栓公称应力截 外螺纹小径 d1 面积As mm mm2 720 124.5455449 12.37620237 外螺纹中径 d2 mm 13.02572142
1,0.75,(0.5) 1.25,1,0.75,(0.5) 1.5,1.25,1,(0.75),(0.5) 1.5,(1.25),1,(0.75),(0.5) 1.5,1,(0.75),(0.5) 2,1.5,1,(0.75),(0.5) 2,1.5,1,(0.75),(0.5) 2,1.5,1,(0.75) 2,1.5,1,(0.75) (3),2,1.5,1,(0.75) (3),2,1.5,(1),(0.75) 3,2,1.5,(1) 3,2,1.5,(1) (4),3,2,1.5,(1) (4),3,2,1.5,(1) (4),3,2,1.5,(1) 4,3,2,1.5,(1) 4,3,2,1.5,(1) 4,3,2,1.5,(1) 4,3,2,1.5,(1) 4,3,2,1.5,(1) 4,3,2,1.5,(1) 4,3,2,1.5,(1)
注:
S-内六角或外六方两平行边距离 Fv-螺栓预紧力 Ma-螺栓扭矩
螺纹原始三 计算直径 d3 角形高度H mm mm
0.8*T Nm
0.6*T Mm
预紧力Fv N
1.299038 12.159696
120.52
90.39
53803.675
械性能 ss MPa 205 235 315 355 785 通常取计算值的0.8倍 左右作为实际应用的拧 紧力矩值. ss MPa 180 320 300 640 900
39 59 81 115 155 200 295 395 540 690 900 1,100 1,400 1,700 2,150 2,700 3,350 4,000
24,700 34,000 41,300 53,000 66,500 76,500 100,000 122,000 153,000 179,000 215,000 247,000 289,000 325,000 390,000 450,000 525,000 595,000
8.8 Ma(Nm) 0.35 0.83 1.3 2 3 5.9 10 25 49 85 Fv(N) 1,170 2,180 3,150 4,250 5,750 9,400 13,200 24,300 38,700 56,500
10.9 Ma(Nm) 0.5 1.18 1.9 2.9 4.4 8.7 15 36 72 125 Fv(N) 1,415 2,620 3,800 5,100 6,700 11,000 15,500 28,400 45,200 66,000
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