六角头铰制孔用螺栓 A和B级 (摘自GB 27-88)
螺纹规格为M6~M48、A和B级的六角铰制孔用螺栓。
标记示例:
螺纹d=M12、ds尺寸按表1规定,公称长度l=80mm、机械性能为8.8级、表面氧化处理、A级的六角头铰制孔用螺栓的标记:
螺栓 GB 27 M12×80
ds按m6制造时应加标记m6
螺栓 GB 27 M12m6×80
螺纹规格为M6~M48的六角铰制孔用螺栓:
螺纹规格 d | ds (h9) | s | K | r | dp | l2 | e min | g | d | l3 | ||||||||
max | min | max | min | A | B | min | A | B | ||||||||||
A | B | 公称 | min | max | min | max | ||||||||||||
M6 | 7 | 6.964 | 10 | 9.78 | 9.64 | 4 | 3.85 | 4.15 | 3.76 | 4.24 | 0.25 | 4 | 1.5 | 11.05 | 10.89 | 2.5 | 6 | 13~53 |
M8 | 9 | 8.964 | 13 | 12.73 | 12.57 | 5 | 4.85 | 5.15 | 4.76 | 5.24 | 0.4 | 5.5 | 1.5 | 14.38 | 14.20 | 2.5 | 8 | 10~65 |
M10 | 11 | 10.957 | 16 | 15.73 | 15.57 | 6 | 5.85 | 6.15 | 5.76 | 6.24 | 0.4 | 7 | 2 | 17.77 | 17.59 | 2.5 | 10 | 12~102 |
M12 | 13 | 12.957 | 18 | 17.73 | 17.57 | 7 | 6.82 | 7.18 | 6.71 | 7.29 | 0.6 | 8.5 | 2 | 20.03 | 19.85 | 2.5 | 12 | 13~158 |
(M14) | 15 | 14.957 | 21 | 20.67 | 20.16 | 8 | 7.82 | 8.18 | 7.71 | 8.29 | 0.6 | 10 | 3 | 23.35 | 22.78 | 3.5 | 14 | 15~155 |
M16 | 17 | 16.957 | 24 | 23.67 | 23.16 | 9 | 8.82 | 9.18 | 8.71 | 9.29 | 0.6 | 12 | 3 | 26.75 | 26.17 | 3.5 | 16 | 17~172 |
(M18) | 19 | 18.948 | 27 | 26.67 | 26.16 | 10 | 9.82 | 10.18 | 9.71 | 10.29 | 0.6 | 13 | 3 | 30.14 | 29.56 | 3.5 | 18 | 20~170 |
M20 | 21 | 20.948 | 30 | 29.67 | 29.16 | 11 | 10.78 | 11.22 | 10.65 | 11.35 | 0.8 | 15 | 4 | 33.53 | 32.95 | 3.5 | 20 | 23~168 |
(M22) | 23 | 22.948 | 34 | 33.38 | 33 | 12 | 11.78 | 12.22 | 11.65 | 12.35 | 0.8 | 17 | 4 | 37.72 | 37.29 | 3.5 | 22 | 25~165 |
M24 | 25 | 24.948 | 36 | 35.38 | 35 | 13 | 12.78 | 13.22 | 12.65 | 13.35 | 0.8 | 18 | 4 | 39.98 | 39.55 | 5 | 24 | 27~162 |
(M27) | 28 | 27.948 | 41 | — | 40 | 15 | — | — | 14.65 | 15.35 | 1 | 21 | 5 | — | 45.2 | 5 | 27 | 33~158 |
M30 | 32 | 31.938 | 46 | — | 45 | 17 | — | — | 16.65 | 17.35 | 1 | 23 | 5 | — | 50.85 | 5 | 30 | 30~180 |
M36 | 38 | 37.938 | 55 | — | 53.8 | 20 | — | — | 19.58 | 20.42 | 1 | 28 | 6 | — | 60.79 | 5 | 36 | 35~245 |
M42 | 44 | 43.938 | 65 | — | 63.8 | 23 | — | — | 22.58 | 23.42 | 1.2 | 33 | 7 | — | 72.02 | 5 | 42 | 45~235 |
M48 | 50 | 49.938 | 75 | — | 73.1 | 26 | — | — | 25.58 | 26.42 | 1.6 | 38 | 8 | — | 82.60 | 5 | 48 | 50~230 |
注:尽可能不采用括号内的规格。
l的范围:
公称 | 25 | (28) | 30 | (32) | 35 | (38) | 40 | 45 | 50 | (55) | 60 | (65) | 70 | (75) | 80 | (85) | 90 | (95) | 100 | 110 | ||
产 品 等 级 | A | min | 24.58 | 27.58 | 29.58 | 31.50 | 34.50 | 37.50 | 39.50 | 44.50 | 49.50 | 54.50 | 59.05 | 64.05 | 69.05 | 74.05 | 79.05 | 83.90 | 88.90 | 93.90 | 98.90 | 108.90 |
max | 25.42 | 28.42 | 30.42 | 32.50 | 35.50 | 38.50 | 40.50 | 45.50 | 50.50 | 55.95 | 60.95 | 65.95 | 70.95 | 75.95 | 80.95 | 86.10 | 91.10 | 96.10 | 101.10 | 111.10 | ||
B | min | — | — | — | — | — | — | — | — | — | — | 58.50 | 63.50 | 68.50 | 73.50 | 78.50 | 83.25 | 88.25 | 93.25 | 98.25 | 108.25 | |
max | — | — | — | — | — | — | — | — | — | — | 61.50 | 66.50 | 71.50 | 76.50 | 81.50 | 86.75 | 91.75 | 96.75 | 101.75 | 111.75 |
公称 | 120 | 130 | 140 | 150 | 160 | 170 | 180 | 190 | 200 | 210 | 220 | 230 | 240 | 250 | 260 | 280 | 300 | ||
产 品 等 级 | A | min | 118.90 | 128.75 | 138.75 | 148.75 | — | — | — | — | — | — | — | — | — | — | — | — | — |
max | 121.10 | 131.25 | 141.25 | 151.25 | — | — | — | — | — | — | — | — | — | — | — | — | — | ||
B | min | 118.25 | 128.00 | 138.00 | 148.00 | 158.00 | 168.00 | 178.00 | 187.70 | 197.70 | 207.70 | 217.70 | 227.70 | 237.70 | 247.70 | 257.40 | 277.40 | 297.40 | |
max | 121.75 | 132.00 | 142.00 | 152.00 | 162.00 | 172.00 | 182.00 | 192.30 | 202.30 | 212.30 | 222.30 | 232.30 | 242.30 | 252.30 | 262.60 | 282.60 | 302.60 |
1;所有标注为智造资料网zl.fbzzw.cn的内容均为本站所有,版权均属本站所有,若您需要引用、转载,必须注明来源及原文链接即可,如涉及大面积转载,请来信告知,获取《授权协议》。
2;本网站图片,文字之类版权申明,因为网站可以由注册用户自行上传图片或文字,本网站无法鉴别所上传图片或文字的知识版权,如果侵犯,请及时通知我们,本网站将在第一时间及时删除,相关侵权责任均由相应上传用户自行承担。
内容投诉
智造资料网打造智能制造3D图纸下载,在线视频,软件下载,在线问答综合平台 » 六角头铰制孔用螺栓 A和B级(GB 27-88)(图文教程)