Match washers with high-strength bolts (10.9/12.9 grade).
Use hardened heavy washers only for structural joints.
Place flat side against the component for even load distribution.
Avoid mixing with thin standard washers in one assembly.
Check surface flatness; remove burrs before installation
-
![Din580 DIN 444]()
Add to Inquiry
As one of the most experienced eye bolts manufacturers and suppliers in China, we also support customized service. Please feel free to buy bulk high-grade eye bolts made in China here from our factory. For quotation and price list, contact us now.
alloy steel eye bolts, load rated eye bolts, threaded eye bolts