Description
BI-METAL SCREWS
One-step drilling, tapping and locking for reliable roof fastening.
| Material | Tensile Strength N/mm² | Hardness/HV | Application Material | Material Thickness | Finish | Red Rust In Neutral Salt Spray Test | Corrosion Details | Application | Construction Lifetime |
| Surface:HV210- | Neutral Indoor √ Exposed Outdoor √ | Class1, | |||||||
| Bi-Metal | 320 | Wood+Thick Construction Plastic | Carbon Steel Plate | Difficult to Corrode, With | Corrosive Outdoor √ Coastal Indoor √ | Endurance>100 | |||
| 316+410 | 500-700 | Wood+Stainless Steel | <6mm or | RXB Coating | 2000 Hrs | Corrode, With | Coastal Outdoor √ | Years,Critical/ | |
| RXB Coated | Chipboard+Carbon Steel/Stainless Steel | Stainless Steel Plate<4mm | Protective Film Once Oxidized | High-Rise | |||||
| Steel | Construction |
