技術(shù)文章
螺栓擰緊力矩計(jì)算
閱讀:12688 發(fā)布時(shí)間:2009-7-6螺栓規(guī)格 d mm | 螺距 P mm | 計(jì)算擰緊力矩 T Nm | ss MPa | 螺栓公稱應(yīng)力截面積As mm2 | 外螺紋小徑 d1 mm | 外螺紋中徑 d2 mm | 螺紋原始三角形高度H mm | 計(jì)算直徑 d3 mm | 0.8*T Nm | 0.6*T Mm |
30 | 3.5 | 1291.59 | 640 | 560.5871854 | 26.21113886 | 27.72668331 | 3.031089 | 25.705957 | 1033.27 | 774.96 |
螺紋規(guī)格 | 螺距 | 螺紋聯(lián)接件常用材料及機(jī)械性能 | 通常取計(jì)算值的0.8倍左右作為實(shí)際應(yīng)用的擰緊力矩值. | |||||||
M8 | 1.25, 1,0.75,(0.5) | 鋼號(hào) | sb MPa | ss MPa | ||||||
M10 | 1.5, 1.25,1,0.75,(0.5) | 10 | 335~400 | 205 | ||||||
M12 | 1.75, 1.5,1.25,1,(0.75),(0.5) | Q235-A | 375~460 | 235 | ||||||
M14 | 2, 1.5,(1.25),1,(0.75),(0.5) | 35 | 530 | 315 | ||||||
M16 | 2, 1.5,1,(0.75),(0.5) | 45 | 600 | 355 | ||||||
M18 | 2.5, 2,1.5,1,(0.75),(0.5) | 40Cr | 980 | 785 | ||||||
M20 | 2.5, 2,1.5,1,(0.75),(0.5) | |||||||||
M24 | 3, 2,1.5,1,(0.75) | |||||||||
M27 | 3, 2,1.5,1,(0.75) | 螺紋聯(lián)接件對(duì)應(yīng)強(qiáng)度等級(jí)的機(jī)械性能 | ||||||||
M30 | 3.5, (3),2,1.5,1,(0.75) | 等級(jí) | sb MPa | ss MPa | ||||||
M33 | 3.5, (3),2,1.5,(1),(0.75) | 3.6 | 300 | 180 | ||||||
M36 | 4, 3,2,1.5,(1) | 4.8 | 400 | 320 | ||||||
M39 | 4, 3,2,1.5,(1) | 5.6 | 500 | 300 | ||||||
M42 | 4.5, (4),3,2,1.5,(1) | 8.8 | 800 | 640 | ||||||
M48 | 5, (4),3,2,1.5,(1) | 10.9 | 1040 | 900 | ||||||
M52 | 5, (4),3,2,1.5,(1) | |||||||||
M56 | 5.5, 4,3,2,1.5,(1) | |||||||||
M60 | (5.5), 4,3,2,1.5,(1) | |||||||||
M64 | 6, 4,3,2,1.5,(1) | |||||||||
M68 | 6, 4,3,2,1.5,(1) | |||||||||
M72 | 6, 4,3,2,1.5,(1) | |||||||||
M76 | 6, 4,3,2,1.5,(1) | |||||||||
M80 | 6, 4,3,2,1.5,(1) |