公稱口徑 | 長度 Lmm | 螺紋D | 連接螺紋長度mm | |
amin | bmin | |||
15 | 165 | G3/4B | 10 | 12 |
20 | 195 | G1B | 12 | 14 |
25 | 225 | G1/4B | 12 | 16 |
32 | 366 | G1/2B | 13 | 18 |
40 | 385 | G2B | 14 | 20 |
50 | 422 | G21/2B | 15 | 22 |