| 焊接式同心大小头 |
 |
Size |
A |
D |
D2 |
| 1.5″/1.0″ |
50.8 |
38.1 |
25.4 |
| 2.0″/1.0″ |
101.64 |
50.8 |
25.4 |
| 2.0″/1.5″ |
50.8 |
50.8 |
38.1 |
| 2.5″/1.5″ |
101.6 |
63.5 |
38.1 |
| 2.5″/2.0″ |
50.8 |
63.5 |
50.8 |
| 3.0″/1.5″ |
152.4 |
76.2 |
38.1 |
| 3.0″/2.0″ |
101.6 |
76.2 |
50.8 |
| 3.0″/2.5″ |
50.8 |
76.2 |
63.5 |
| 4.0″/2.0″ |
203.2 |
101.6 |
50.8 |
| 4.0″/2.5″ |
152.4 |
101.6 |
63.5 |
| 4.0″/3.0″ |
101.6 |
101.6 |
76.2 |
| 焊接式同心大小头 |
 |
Size |
A |
D |
D2 |
| 1.5″/1.0″ |
39.0 |
38.1 |
25.4 |
| 2.0″/1.0″ |
57.0 |
50.8 |
25.4 |
| 2.0″/1.5″ |
39.0 |
50.8 |
38.1 |
| 2.5″/1.5″ |
57.0 |
63.5 |
38.1 |
| 2.5″/2.0″ |
39.0 |
63.5 |
50.8 |
| 3.0″/1.5″ |
74.0 |
76.2 |
38.1 |
| 3.0″/2.0″ |
57.0 |
76.2 |
50.8 |
| 3.0″/2.5″ |
39.0 |
76.2 |
63.5 |
| 4.0″/2.0″ |
95.0 |
101.6 |
50.8 |
| 4.0″/2.5″ |
78.0 |
101.6 |
63.5 |
| 4.0″/3.0″ |
60.0 |
101.6 |
76.2 |
