常用規格
specifications
specifications
卓越服務、穩健踏實、共創價值

| 扁管(方管) 常用規格(邊長) | |
| 9.5mm | 25mm | 
| 12.7mm | 30mm | 
| 16mm | 38mm | 
| 18mm | 40mm | 
| 20mm | 50mm | 

| 常用規格(邊長) | |
| 9.5mm | 25mm | 
| 12.7mm | 30mm | 
| 16mm | 38mm | 
| 18mm | 40mm | 
| 20mm | 50mm | 

| 常用規格(邊長) | |
| 9.5mm | 25mm | 
| 12.7mm | 30mm | 
| 16mm | 38mm | 
| 18mm | 40mm | 
| 20mm | 50mm | 

| 常用規格(邊長) | |
| 9.5mm | 25mm | 
| 12.7mm | 30mm | 
| 16mm | 38mm | 
| 18mm | 40mm | 
| 20mm | 50mm | 

| 常用規格(邊長) | |
| 9.5mm | 25mm | 
| 12.7mm | 30mm | 
| 16mm | 38mm | 
| 18mm | 40mm | 
| 20mm | 50mm | 

| 常用規格(邊長) | |
| 9.5mm | 25mm | 
| 12.7mm | 30mm | 
| 16mm | 38mm | 
| 18mm | 40mm | 
| 20mm | 50mm | 

