A: Machine Screw: 机械螺丝螺丝B: Tapping Screw: 自攻螺丝 (分使用于金属与使用于塑料二种) B-1: Sheet Metal Tapping Screw. (铁板牙自攻螺丝) B-2: Plastic Tapping Screw. ( 塑料用, 自攻螺丝) C: Wooden Screw : 木工螺丝 D: Drywall Screw : 水泥墙螺丝 E: Self Drilling Screws 钻尾螺丝(不锈钢钻尾螺丝,复合材料钻尾螺丝)标准件的12种零件:
1. 螺栓:Bolt;2螺柱:stud;
3. 螺钉:nuts;
5. 自攻螺钉:self-tapping screws;6.木螺钉:wood screws;7. 垫圈:washers;8. 挡圈::rings;9. 销: pins;10. 铆钉: rivets;11. 组合件和连接副:assembly and connection;1
2. 焊钉:welding nail