| cross section |
material |
外形(Φ) |
肉厚(mm) |
| ○ | iron | 42 | 3.5 |
| ○ | stainless | 42 | 2.5 |
| ○ | copper/aluminum | 54 | 2.0 |
| ● | iron | 30 | ― |
| cross section |
material |
外形(Φ) |
肉厚(mm) |
| ○ | iron | 60 | 4.0 |
| ○ | stainless | 60 | 3.0 |
| ○ | copper/aluminum | 64 | 6.0 |
| ● | iron | 35 | ― |
| cross section |
material |
外形(Φ) |
肉厚(mm) |
| ○ | iron | 76 | 4.0 |
| ○ | stainless | 76 | 3.0 |
| ○ | copper/aluminum | 76 | 6.0 |
| ● | iron | 45 | ― |