螺距 | 外螺纹(粗) | 螺杆头 | 螺母 | |||||
小径 | C | B | H | H1 | H2 | |||
M1 | 黎曼函数0.25 | 0.77 | 0.729 | |||||
M1.2 | 0.25 | 0.97 | ||||||
M1.6 | 0.35 | 1.3 | 1.221 | 1.3 | ||||
M2 | 0.4 | 1.65 | 1.567 | 1.6 | 1.2 | |||
M2.5 | 0.45 | 2.11 | 2.013 | 2 | ||||
M3 | 0.5 | 2.57 | 2.459 | 6.4 | 5.5 | 2 | 2.4 | 1.8 |
M4 | 0.7 | 3.36 | 3.242 | 8.1 | 7 | 2.8 | 3.2 | 2.4 |
M5 | 0.8 | 4.26 | 4.134 | 9.2 | 8 | 3.5 | 4.7 | 3.2 |
M6 | 1 | 5.08 | 4.917 | 11.5 | 10 | 4 | 5.2 | 3.6 |
M8 | 1.25 | 6.85 | 6.647 | 15 | 13 | 5.5 | 6.8 | 5 |
M10 | 1.5 | 8.54 | 8.176 | 19.6 | 17(16) 19(18) | 7 | 8.4 | 6 |
M12 | 1.75 | 10.3 | 10.106 | 21.9 | 8 | 10.8 | 7 | |
M16 | 2 | 14.1 | 13.835 | 27.7 | 24 | 10 | 13 | 10 |
M20 | 2.5 | 17.6 | 17.294 | 34.6 | 30 | 13 | 16 | 12 |
M24 | 3 | 21.1 | 20.752 | 41.6 | 36 | 15 | 19 | 14 |
圆头螺钉(mm) | 沉头螺钉 | 公英制丝攻牙对照表 | ||||||||||
公称直径 | 螺距 | 圆头 | 沉头 | 公制 丝攻 | 底牙 钻咀 | 英制 丝攻 | 底牙 钻咀 | 喉牙 丝攻 | 底牙 钻咀 | |||
D | H | D | H | M4 | 3.2mm | 1/8" | 2.6mm | 1/8" | 11/32" | |||
M1 | 0.25 | 2 | 0.8 | 2 | 0.6 | M5 | 4.2mm | 5/32" | 1/8" | 1/4" | 13/32" | |
M1.2 | 0.25 | 2.3 | 0.9 | 2.4 | 0.7 | M6 | 5mm | 3/16" | 5/32" | 3/8" | 31/64" | |
M1.6 | 0.35 | 3 | 1.1 | 3.2 | 0.95 | M8 | 6.8mm | 1/4" | 13/64" | 1/2" | 3/4" | |
M2 | 0.4 | 3.5 | 1.3 | 4 | 1.2 | M10 | 8.5mm | 5/16" | 17/64" | |||
M2.3 | 0.4 | 4 | 1.5 | 4.6 | 1.35 | M12 | 13.32" | 3/8" | 21/64" | |||
M2.5 | 0.45 | 4.5 | 1.7 | 5 | 1.45 | M14 | 15.32" | 1/2" | 27/64" | |||
M2.6 | 0.45 | 4.5 | 1.7 | 5.2 | 1.5 | M16 | 14mm | 5/8" | 17/32" | |||
M3 | 0.5 | 5.5 | 2 | 6 | 1.75 | M18 | 15.5mm | 3/4" | 21/32" | |||
M4 | 0.7 | 7 | 2.6 | 8 | 2.3 | M20 | 16.5mm | |||||
M5 | 0.8 | 9 | 3.4 | 10 | 2.3 | M24 | 21.5mm | |||||
M6 | 1 | 10.5 | 4 | 12 | 3.4 | |||||||
M8 | 1.25 | 14 | 5.4 | 16 | 4.4 | |||||||
六角螺栓使用(mm) | ||||||||||||
公称直径 | 螺距 | 外螺纹 | 螺栓 | 螺栓头沉孔 | 工具(六角扳手) 空间 | 螺栓 长度 | ||||||
外螺纹内径 | 小径 | D | H | d' | D' | H' | B | h | L | l | ||
M3 | 0.5 | 2.57 | 2.459 | 5.5 | 3 | 3.4 | 6.5 | 3.3 | 2.5 | 18 | 56 | 4~20 |
M4 | 0.7 | 3.36 | 3.242 | 7 | 4 | 4.5 | 8 | 4.4 | 3 | 20 | 63 | 4~25 |
M5 | 0.8 | 4.26 | 4.134 | 8.5 | 5 | 5.5 | 9.5 | 5.4 | 4 | 25 | 70 | 8~32 |
M6 | 1 | 5.08 | 4.917 | 10 | 6 | 6.6 | 11 | 6.5 | 5 | 28 | 80 | 10~50 |
M8 | 1.25 | 6.85 | 6.647 | 13 | 8 | 9 | 14 | 8.6 | 6 | 32 | 90 | 12~100 |
M10 | 1.5 | 8.54 | 8.376 | 16 | 10 | 11 | 17.5 | 10.8 | 8 | 36 | 100 | 14~125 |
M12 | 1.75 | 10.3 | 10.106 | 18 | 12 | 14 | 20 | 13 | 10 | 40 | 112 | 18~125 |
M16 | 2 | 14.1 | 13.835 | 24 | 16 | 18 | 26 | 17.5 | 14 | 56 | 140 | 25~160 |
M20 | 2.5 | 17.6 | 17.294 | 30 | 20 | 22 | 32 | 21.5 | 17 | 63 | 160 | 35~180 |
M24 | 3 | 21.1 | 20.752 | 36 | 24 | 26 | 39 | 25.5 | 19 | 70 | 180 | 50~300 |
垫圈和螺栓孔(mm) | ||||||||||
公称直径 | 平垫圈(小圆形) | 弹簧垫圈 | 螺杆孔径 | 螺杆长度 | ||||||
d | D | t | d | D | b * t | dn | e | l | ||
M1 | 1.1 | 2.5 | 0.3 | 1.3 | 0.2 | |||||
M1.2 | 1.3 | 2.8 | 0.3 | 1.5 | 0.2 | |||||
M1.6 | 1.7 | 3.8 (3.5) | 0.3 | 2 | 0.2 | |||||
M2 | 2.2 | 4.3 (4.5) | 0.3 | 2.1 | 0.4 | 0.9 | 0.5 | 2.6 | 0.3 | |
M2.5 | 2.7 | 5 | 0.5 | 2.6 | 5.2 | 1 | 0.6 | 3.1 | 0.3 | |
M3 | 3.2 | 6 | 0.5 | 3.1 | 5.9 | 1.1 | 0.7 | 3.6 | 0.3 | 20~30 |
M4 | 4.3 | 8 | 0.8 | 4.1 | 7.6 | 1.4 | 1 | 4.8 | 0.4 | 25~40 |
M5 | 5.3 | 10 (9) | 1 | 5.1 | 9.2 | 1.7 | 1.3 | 5.8 | 0.4 | 25~50 |
M6 | 6.4 | 11.5 (11) | 1.6 | 6.1 | 12.2 | 2.7 | 1.5 | 7 | 0.4 | 30~60 |
M8 | 8.4 | 15.5 (15) | 1.6 | 8.2 | 15.4 | 3.2 | 2 | 10 | 0.6 | 35~80 |
M10 | 10.5 | 18 | 2 | 10.2 | 18.4 | 3.7 | 2.5 | 12 | 0.6 | 40~100 |
M12 | 13 | 21 (20) | 2.5 | 12.2 | 21.5 | 4.2 | 3 | 14.5 | 1.1 | 15~120 |
M16 | 17 | 28 | 3 | 16.2 | 28 | 5.2 | 4 | 18.5 | 1.1 | 55~160 |
M20 | 21 | 34 | 3 | 20.2 | 33.8 | 6.1 | 5.1 | 24 | 1.2 | 65~200 |
M24 | 25 | 39 | 4 | 24.5 | 40.3 | 7.1 | 5.9 | 28 | 1.2 | 80~240 |
管用螺纹(mm) | 米制细牙螺纹(mm) | ||||||||
圆柱螺纹的 公称直径 | 圆锥螺纹的公称直径 | 螺距 (参考值) | 内、外螺纹 | 从管的端面至基准直径的距离ax | 公称直径 | 外螺纹小径 | |||
大径 | 小径 | M8*0.75 | 7.188 | ||||||
G1/16 | R1/16 | 0.9071 | 7.723 | 6.561 | 3.97 | M10*1.25 | 8.647 | ||
G1/8 | R1/8 | 0.9071 | 9.728 | 8.566 | 3.97 | M12*1.25 | |||
G1/4 | R1/4 | 1.3368 | 13.157 | 11.445 | 6.01 | M16*1.5 | 10.647 | ||
G3/8 | R3/8 | 1.3368 | 16.662 | 14.95 | 6.35 | M20*1.5 | 高中音乐教学案例14.376 | ||
G1/2 | R1/2 | 1.8143 | 20.955 | 18.631 | 8.16 | M24*2 | 18.376 | ||
G3/4 | R3/4 | 1.8143 | 26.441 | 24.117 | 9.53 | M30*2 | 21.835 | ||
G1 | R1 | 2.3091 | 33.249 | 30.291 | 10.39 | M36*3 | 27.835 | ||
G11/4 | R11/4 | 2.3091 | 41.91 | 38.952 | 12.7 | 32.752 | |||
G11/2 | R11/2 | 2.3091 | 47.803 | mh370写给2014年的一封信44.845 | 12.7 | ||||
G2 | R2 | 2.3091 | 59.614 | 56.656 | 15.88 | ||||
G3 | R3 | 2.3091 | 87.884 | 84.926 | 20.64 | ||||
尺寸代号(in) | 每英寸牙数(n p) | 螺距 | 大径D,d | 小径D1,d1 |
1/16 | 28 | 0.907 | 7.723 | 6.561 |
1/8 | 28 | 0.907 | 9.728 | 8.566 |
1/4 | 19 | 1.337 | 13.157 | 11.445 |
3/8 | 19 | 1.337 | 16.662 | 14.95 |
1/2 | 14 | 1.814 | 20.955 | 18.631 |
5/8 | 14 | 1.814 | 22.911 | 20.587 |
3/4 | 14 | 1.814 | 30.201 | 27.877 |
1 | 11 | 2.309 | 33.249 | 30.291 |
1-1/8 | 11 | 2.309 | 37.897 | 34.939 |
1-1/4 | 11 | 2.309 | 41.91 | 38.952 |
1-1/2 | 11 | 2.309 | 47.803 | 44.845 |
1-3/4 | 11 | 2.309 | 53.746 | 50.788 |
2 | 11 | 2.309 | 59.614 | 56.656 |
2-1/4 | 11 | 2.309 | 65.71 | 62.752 |
2-1/2 | 11 | 2.309 | 75.184 | 72.226 |
2-3/4 | 11 | 2.309 | 81.534 | 78.578 |
3 | 11 | 2.309 | 87.884 | 84.926 |
3-1/2 | 11 | 2.309 | 100.33 | 97.372 |
4 | 11 | 2.309 | 113.03 | 110.072 |
5 | 11 | 2.309 | 138.43 | 135.472 |
6 | 11 | 2.309 | 163.83 | 160.872 |
英制管螺纹 | |||||||
规格 | 标准径 | 钻孔径 | 标准径 | 有效牙部之长 | 标准长度之长 | ||
最大 | 最小 | 使用铰刀时 | 不用铰刀时 | 度中螺牙内径 | 螺牙内径 | ||
PS1\16-28 | 6.5 | 6.632 | 6.49 | 6.1 | 6.2 | 6.244 | 6.384 莫迪利亚尼 |
PS1\8-28 | 8.5 | 8.687 | 8.495 | 8.1 | 8 | 8.249 | 8.388 |
PS1\4-19 | 11.4 | 11.549 | 11.341 | 10.7 | 11 | 10.962 | 11.174 |
PS3\8-19 | 15 | 15.054 | 14.846 | 14.2 | 14.5 | 14.448 | 14.685 |
PS1\2-14 | 18.5 | 18.733 | 18.489 | 17.6 | 13 | 17.979 | 18.263 |
PS3\4-14 | 24 | 24.259 | 23.975 | 23 | 23.5 | 23.378 | 23.663 |
PS1\4-11 | 30.2 | 30.471 | 30.111 | 29 | 29.5 | 29.459 | 29.822 |
PS1-1\4-11 | 38.8 | 39.132 | 38.772 | 37.5 | 38 | 37.976 | 38.339 |
PS1-1\2-11 | 44.8 | 45.025 | 44.665 | 43.4 | 44 | 43.869 | 44.232 |
PS2-1\2-11 | 56.5 | 56.836 | 56.476 | 54.9 | 55.5 | 55.412 | 55.844 |
美制管螺纹 | 乾封美制管螺纹 | |||||||
规格 | 钻头径( )内英制尺寸 | 规格 | 钻头径( )内英制尺寸 | |||||
NPT | NPSC | NPTF | NPSF | |||||
使用铰刀时 | 不使用 铰刀时 | 使用铰刀时 | 不使用 铰刀时 | |||||
1\16-27 | 5.94(0.23) | 6.15(0.242) | 6.35(0.250) | 1\16-27 | 5.94(0.234) | 6.15(0.242) | 6.25(0.246) | |
1\8-27 | 8.33(0.328) | 8.43(0.332) | 8.74(0.344) | 1\8-27 | 8.33(0.328) | 8.43(0.322) | 8.61(0.339) | |
1\4-18 | 10.72(0.422) | 11.13(0.438) | 11.13(0.438) | 1\4-18 | 10.72(0.422) | 11.13(0.438) | 11.13(0.438) | |
3\8-18 | 14.27(0.526) | 14.27(0.562) | 14.68(0.578) | 3\8-18 | 14.27(0.562) | 14.27(0.526) | 14.68(0.578) | |
1\2-14 | 17.48(0.688) | 17.86(0.703) | 18.26(0.719) | 1\2-14 | 17.48(0.688) | 17.86(0.703) | 17.86(0.703) | |
3\4-14 | 22.63(0.891) | 23.0(0.906) | 23.42(0.922) | 3\4-14 | 22.63(0.891) | 23.01(0.906) | 23.42(0.922) | |
1--111\2 | 28.58(1.125) | 28.98(1.414) | 29.36(1.156) | 1-111\2 | 28.58(1.125) | 28.98(1.141) | 29.36(1.156) | |
11\4-111\2 | 37.31(1.469) | 37.69(1.484) | 38.1(1.5) | 11\4-111\2 | 37.31(1.469) | 37.69(1.484) | ||
11\2-111\2 | 43.26(1.703) | 43.66(1.719) | 44.45(1.750) | 11\2-111\2 | 43.26(1.703) | 43.66(1.719) | ||
2-111\2 | 55.17(2.172) | 55.58(2.188) | 56.36(2.219) | 2-111\2 | 55.17(2.172) | 55.58(2.188) | ||
21\2-8 | 65.48(2.578) | 66.27(2.609) | 67.46(2.656) | 21\2-8 | 65.48(2.578) | 66.27(2.609) | ||
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