U-bolts
Manufacturing process
- Cold bending – ø 4 to ø 30
- Hot bending – ø 12 to ø 36
- Forging and bending – ø 12 to ø 36
- Rolled threading (metric or others, coarse or fine threads)
Raw materials
- Carbon steel or alloy steel
- Stainless steel
Heat treatment
Tempering, quenching
Mechanical properties
Class 4.8 to 10.9
Surface protections
- Shot blasting
- Oiling
- Phosphatising
- Painting
- Rilsan coating
- Electrolytic zinc plating, hydrogen de-embrittlement process
- Zinc flake plating
- Cataphoresis
- Hot dip galvanizing
- Chromium plating