| material: | 30MnSiMo; ZG45# | casting tolerance: | +-0.5 |
| melting furnace: | electric-arc furnace | machining tolerance: | +-0.5 |
| casting techonogy: | water glass | casting finish (Ra.): | 6.3 |
| annealing process: | yes | machining finish (Ra.): | ≤3.2 |
A view of our factory:



The finished reinforced concrete pipe made by the mould with the pallets









Audited Supplier










