螺紋 / 套筒
量測螺紋外徑和牙距；依頭部對邊尺寸選擇套筒。
公制
| 螺紋 | 牙距 / TPI | 攻牙底孔 |
|---|---|---|
| M3 × 0.5 | 0.5 mm | 2.5 mm |
| M4 × 0.7 | 0.7 mm | 3.3 mm |
| M5 × 0.8 | 0.8 mm | 4.2 mm |
| M6 × 1 | 1 mm | 5 mm |
| M6 × 0.75 | 0.75 mm | 5.25 mm |
| M8 × 1.25 | 1.25 mm | 6.8 mm |
| M8 × 1 | 1 mm | 7 mm |
| M10 × 1.5 | 1.5 mm | 8.5 mm |
| M10 × 1.25 | 1.25 mm | 8.8 mm |
| M10 × 1 | 1 mm | 9 mm |
| M12 × 1.75 | 1.75 mm | 10.3 mm |
| M12 × 1.5 | 1.5 mm | 10.5 mm |
| M12 × 1.25 | 1.25 mm | 10.8 mm |
| M14 × 2 | 2 mm | 12.1 mm |
| M14 × 1.5 | 1.5 mm | 12.5 mm |
| M16 × 2 | 2 mm | 14 mm |
| M16 × 1.5 | 1.5 mm | 14.5 mm |
SAE
| 螺紋 | TPI | 攻牙底孔 |
|---|---|---|
| #6–32 | 32 TPI · UNC | #36 |
| #8–32 | 32 TPI · UNC | #29 |
| #10–24 | 24 TPI · UNC | #25 |
| #10–32 | 32 TPI · UNF | #21 |
| 1/4–20 | 20 TPI · UNC | #7 |
| 1/4–28 | 28 TPI · UNF | #3 |
| 5/16–18 | 18 TPI · UNC | F |
| 5/16–24 | 24 TPI · UNF | I |
| 3/8–16 | 16 TPI · UNC | 5/16 in. |
| 3/8–24 | 24 TPI · UNF | Q |
| 7/16–14 | 14 TPI · UNC | U |
| 7/16–20 | 20 TPI · UNF | 25/64 in. |
| 1/2–13 | 13 TPI · UNC | 27/64 in. |
| 1/2–20 | 20 TPI · UNF | 29/64 in. |
| 5/8–11 | 11 TPI · UNC | 17/32 in. |
| 5/8–18 | 18 TPI · UNF | 37/64 in. |
| 3/4–10 | 10 TPI · UNC | 21/32 in. |
| 3/4–16 | 16 TPI · UNF | 11/16 in. |
來源
資料僅供工坊參考。標準、公差、材質和工具可能不同，請依製造商規範。
資料僅供工坊參考。標準、公差、材質和工具可能不同，請依製造商規範。