2inch Grouting Pipe Civil Engineering Grout Injection Pipe
Self Drilling Hollow Rock Soil Anchor Bolt For Tunneling Cons
| 2inch grouting pipe civil engineering grout injection pipe self drilling hollow rock and soil anchor bolt for tunneling construction |
| API, ASTM, BS, DIN, GB, API 5CT, API 5L, ASTM A106-2006 |
| SS330 SS400 Gr.C Gr.D S235JR 16mn A53-A369 API J55-API P110 Q195-Q345 |
| 0.5 - 20 mm |
| 20 - 660 mm |
| |
| Non-Alloy |
| |
| |
| |










