基本介紹
- 中文名:自攻螺套
- 外文名:Self-tapping inserts
- 別稱:自攻鑲件、自攻牙套
- 功能:螺紋嵌入,加強螺紋強度
參數
302型(開槽型) | 長度 (mm) | 外螺紋 | 參考鑽孔直徑(mm) | 鑽孔深度 (mm) | ||
塑膠 | 鋁合金 | 鑄鐵 | ||||
M2-0.4 | 6 | M4.5-0.5 | 4.0-4.1 | 4.1-4.2 | 4.2-4.3 | 8 |
M2.5-0.45 | 6 | M4.5-0.5 | 4.0-4.1 | 4.1-4.2 | 4.2-4.3 | 8 |
M3-0.5 | 6 | M5-0.5 | 4.5-4.6 | 4.6-4.7 | 4.7-4.8 | 8 |
M3.5-0.6 | 8 | M6-0.75 | 5.3-5.4 | 5.5-5.6 | 5.6-5.7 | 10 |
M4-0.7 | 8 | M6.5-0.75 | 5.8-5.9 | 6.0-6.1 | 6.1-6.2 | 10 |
M5-0.8 | 10 | M8-1.0 | 7.1-7.2 | 7.3-7.5 | 7.5-7.6 | 13 |
M6-1.0 | 12 | M9-1.0 | 8.1-8.2 | 8.3-8.5 | 8.5-8.6 | 15 |
M6-1.0 | 14 | M10-1.5 | 9.0-9.2 | 9.2-9.3 | 9.3-9.4 | 17 |
M8-1.25 | 15 | M12-1.5 | 10.8-11.0 | 11-11.2 | 11.2-11.4 | 18 |
M10-1.5 | 18 | M14-1.5 | 12.8-13.0 | 13.0-13.3 | 13.2-13.4 | 22 |
M12-1.75 | 22 | M16-1.5 | 14.8-15.0 | 15.0-15.3 | 15.2-15.4 | 26 |
M14-2.0 | 24 | M18-1.5 | 16.8-17.0 | 17.0-17.3 | 17.2-17.4 | 28 |
M16-2.0 | 22 | M20-1.5 | 18.8-19.0 | 19.0-19.3 | 19.2-19.4 | 27 |
M18-2.5 | 24 | M22-1.5 | 20.8-21.0 | 21.0-21.3 | 21.2-21.4 | 29 |
M20-2.5 | 27 | M26-1.5 | 24.8-25.0 | 25.0-25.3 | 25.2-25.4 | 32 |
M22-2.5 | 30 | M26-1.5 | 24.8-25.0 | 25.0-25.3 | 25.2-25.4 | 36 |
M24-3.0 | 30 | M30-1.5 | 28.8-29.0 | 29.0-29.3 | 29.2-29.4 | 36 |
M27-3.0 | 30 | M34-1.5 | 32.8-33.0 | 33.0-33.2 | 33.2-33.4 | 36 |
M30-3.5 | 40 | M36-1.5 | 34.8-35.0 | 35.0-35.2 | 35.2-35.4 | 46 |
材料
規格介紹
規格 | 編號 | 內螺紋 (inch ) | 外螺紋 (mm) | 長度 (mm) | 盲孔最小 鑽孔深度 (mm) | |
A | E | P | B | T | ||
302 000 525 … | 1/4 | 10 | 1.5 | 14 | 17 | |
302 000 531 … | 5/16 | 12 | 1.5 | 15 | 18 | |
302 000 537 … | 3/8 | 14 | 1.5 | 18 | 22 | |
302 000 544 … | 7/16 | 16 | 1.5 | 22 | 26 | |
302 000 550 … | 1/2 | 18 | 1.5 | 22 | 26 | |
302 000 562 … | 5/8 | 20 | 1.5 | 22 | 27 | |
UNC | 302 000 604 … | 4-40 | 5 | 0.5 | 6 | 8 |
302 000 606 … | 6-32 | 6 | 0.75 | 8 | 10 | |
302 000 608 … | 8-32 | 6.5 | 0.75 | 8 | 10 | |
302 000 610 … | 10-24 | 8 | 1 | 10 | 13 | |
302 000 625 … | 1/4-20 | 10 | 1.5 | 14 | 17 | |
302 000 631 … | 5/16-18 | 12 | 1.5 | 15 | 18 | |
302 000 637 … | 3/8-16 | 14 | 1.5 | 18 | 22 | |
302 000 644 … | 7/16-14 | 16 | 1.5 | 22 | 26 | |
302 000 650 … | 1/2-13 | 18 | 1.5 | 22 | 28 | |
302 000 662 … | 5/8-11 | 20 | 1.5 | 22 | 27 | |
UNF | 302 000 704 … | 4-48 | 5 | 0.5 | 6 | 8 |
302 000 706 … | 6-40 | 6 | 0.75 | 8 | 10 | |
302 000 708 … | 8-36 | 6.5 | 0.75 | 8 | 10 | |
302 000 710 … | 10-32 | 8 | 1 | 10 | 13 | |
302 000 725 … | 1/4-28 | 10 | 1.5 | 14 | 17 | |
302 000 731 … | 5/16-24 | 12 | 1.5 | 15 | 18 | |
302 000 737 … | 3/8-24 | 14 | 1.5 | 18 | 22 | |
302 000 744 … | 7/16-20 | 16 | 1.5 | 22 | 26 | |
302 000 750 … | 1/2-20 | 18 | 1.5 | 22 | 28 | |
302 000 762 … | 5/8-18 | 20 | 1.5 | 22 | 27 |
307型 (三圓孔) | 長度 (mm) | 參考鑽孔直徑(mm) | 鑽孔深度 (mm) | ||
鋁合金 | 鑄鐵 | ||||
M3-0.5 | 4 | M5-0.6 | 4.6-4.7 | 4.7-4.8 | 6 |
M4-0.7 | 6 | M6.5-0.8 | 6.0-6.1 | 6.1-6.2 | 8 |
M5-0.8 | 7 | M8-1.0 | 7.4-7.5 | 7.6-7.7 | 9 |
M6-1.0 | 8 | M10-1.25 | 9.3-9.4 | 9.5-9.6 | 10 |
M8-1.25 | 9 | M12-1.5 | 11.1-11.3 | 11.3-11.5 | 11 |
M10-1.5 | 10 | M14-1.5 | 13.1-13.3 | 13.3-13.5 | 13 |
M12-1.75 | 12 | M16-1.75 | 15.0-15.3 | 15.3-15.5 | 15 |
M14-2.0 | 14 | M18-2.0 | 17.0-17.2 | 17.3-17.5 | 17 |
M16-2.0 | 14 | M20-2.0 | 19.0-19.2 | 19.3-19.5 | 17 |
308型 (三圓孔) | 長度 (mm) | 外螺紋 | 參考鑽孔直徑(mm) | 鑽孔深度 (mm) | |
鋁合金 | 鑄鐵 | ||||
M3-0.5 | 6 | M5-0.6 | 4.6-4.7 | 4.7-4.8 | 8 |
M4-0.7 | 8 | M6.5-0.8 | 6.0-6.1 | 6.1-6.2 | 10 |
M5-0.8 | 10 | M8-1.0 | 7.4-7.5 | 7.6-7.7 | 13 |
M6-1.0 | 12 | M10-1.25 | 9.3-9.4 | 9.5-9.6 | 15 |
M8-1.25 | 14 | M12-1.5 | 11.1-11.3 | 11.3-11.5 | 17 |
M10-1.5 | 18 | M14-1.5 | 13.1-13.3 | 13.3-13.5 | 22 |
M12-1.75 | 22 | M16-1.75 | 15.0-15.3 | 15.3-15.5 | 26 |
M14-2.0 | 24 | M18-2.0 | 17.0-17.2 | 17.3-17.5 | 28 |
M16-2.0 | 24 | M20-2.0 | 19.0-19.2 | 19.3-19.5 | 28 |
底孔尺寸選擇
自攻螺套底孔尺寸規格 單位:MM | |||||||
自攻螺套內孔 | B | C | T | S | |||
1類 | 2類 | 3類 | |||||
M3 | Ⅰ | 4.7+ (0~0.1) | 4.7 | 4.6 | 5.8 | 8 | 6 |
M4 | Ⅰ | 6.1+ (0~0.1) | 6+ (0~0.1) | 5.9+ (0~0.1) | 7.4 | 10 | 8 |
Ⅱ | 6.1+ (0~0.1) | 6+ (0~0.1) | 5.9+ (0~0.1) | 7.4 | 8 | 6 | |
M5 | Ⅰ | 7.5+ (0~0.1) | 7.3+ (0~0.1) | 7.2+ (0~0.1) | 9.2 | 13 | 10 |
M6 | Ⅰ | 9.4+ (0~0.2) | 9+ (0~0.2) | 8.8+ (0~0.2) | 12.2 | 17 | 14 |
Ⅱ | 9.4+ (0~0.2) | 9+ (0~0.2) | 8.8+ (0~0.2) | 12.2 | 13 | 10 | |
M8 | Ⅰ | 11.2+ (0~0.2) | 11+ (0~0.2) | 10.8+ (0~0.2) | 14.5 | 18 | 15 |
Ⅱ | 11.2+ (0~0.2) | 11+ (0~0.2) | 10.8+ (0~0.2) | 14.5 | 17 | 14 | |
M10 | Ⅰ | 13.2+ (0~0.2) | 13+ (0~0.2) | 12.8+ (0~0.2) | 16.5 | 22 | 18 |
Ⅱ | 13.2+ (0~0.2) | 13+ (0~0.2) | 12.8+ (0~0.2) | 16.5 | 18 | 15 | |
M12 | Ⅰ | 15.2+ (0~0.2) | 15+ (0~0.2) | 14.8+ (0~0.2) | 18.5 | 26 | 22 |