公稱通徑 DN(mm) | D | D1 | a*a | h | L1 | Z | d |
150 | 285 | 240 | 22 | 200 | 45 | 8 | 23 |
200 | 340 | 295 | 22 | 300 | 45 | 8 | 23 |
300 | 445 | 400 | 25 | 300 | 45 | 12 | 23 |
400 | 565 | 515 | 25 | 450 | 60 | 16 | 25 |
500 | 670 | 620 | 28 | 450 | 60 | 20 | 25 |