公稱(chēng)通徑 | 管子外徑(mm) | 國標厚度(mm) | 加厚(mm) |
15*1/2" | 16.0*1/2" | 0.8 | 1.0 |
20*1/2" | 20.0*1/2" | 1.0 | 1.2 |
20*3/4" | 20.0*3/4" | 1.0 | 1.2 |
20*1" | 20.0*1" | 1.0 | 1.2 |
25*3/4" | 25.4*3/4" | 1.2 | 1.5 |
25*1" | 25.4*1" | 1.2 | 1.5 |
25*1-1/4" | 25.4*1-1/4" | 1.2 | 1.5 |
32*1" | 32.0*1" | 1.2 | 1.5 |
32*1-1/4" | 32.0*1-1/4" | 1.2 | 1.5 |
32*1-1/2" | 32.0*1-1/2" | 1.2 | 1.5 |
40*1-1/4" | 40.0*1-1/4" | 1.2 | 1.5 |
40*1-1/2" | 40.0*1-1/2" | 1.2 | 1.5 |
50*1-1/2" | 50.8*1-1/2" | 1.2 | 1.5 |
50*2" | 50.8*2" | 1.2 | 1.5 |