| 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 | ― |