目录 一, 紧固件基础 GB 3098
1-82 紧固件机械性能 螺栓,螺钉和螺柱``````````````````````````````(3) GB 3098
2-82 紧固件机械性能 螺母`` `````````````````````````````````````````(19) GB 3098
3-82 紧固件机械性能 紧定螺钉 `````````````````````````````````````(31) GB 3098
4-82 紧固件机械性能 细牙螺母 `````````````````````````````````````(36) GB 3098
5-82 紧固件机械性能 自攻螺钉 `````````````````````````````````````(44) GB 3098
6-82 紧固件机械性能 不锈钢螺栓 螺钉 螺柱和螺母 `````````````(47) GB 3098
7-82 紧固件机械性能 自攻锁紧螺钉 粗牙普通纹系列 ````````````(60) GB 3104-82 紧固件 六角产品的对边宽度`````````````````````````````````````(66) GB 3105-82 螺栓和螺钉的头下圆角半径``````````````````````````````````````(68) GB 3106-82 螺栓 螺钉和螺柱的公称长度的普通螺栓的螺纹长度``````````(70) GB 5276-85 紧固件 螺栓 螺钉 螺柱及螺母尺寸代号和标注```````````````(72) GB 2-----85 紧固件 外螺纹零件的末端``````````````````````````````````````(83) GB 5277-85 紧固件 螺栓和螺钉通孔```````````````````