| type | nominal pressure | External diameter | Side thickness | classification | 
| MPa | mm | mm | ||
| GG-41 | 85 | 4 | 1 | Steel pipes | 
| GG-61 | 65 | 6 | 1 | |
| GG-81 | 55 | 8 | 1 | |
| GG-815 | 80 | 8 | 1.5 | |
| GG-101 | 40 | 10 | 1 | |
| GG-102 | 80 | 10 | 2 | |
| TG-41 | 50 | 4 | 1 | Purple copper pipes | 
| TG-61 | 45 | 6 | 1 | |
| TG-6125 | 55 | 6 | 1.25 | |
| TG-81 | 30 | 8 | 1 | |
| TG-8125 | 40 | 8 | 1.25 | |
| TG-1015 | 35 | 10 | 1.5 | |
| LG-4125 | 10 | 4 | 1.25 | aluminum pipes | 
| LG-61 | 8 | 6 | 1 | 
Three hard pipes such as steel, copper, aluminum pipes are used in the lubrication, hydraulic system at present. Steel pipes sta
| Place of Origin: | Zhejiang China (Mainland) |