High-Strength Flat Washers
Products Attribute：
- National Standard Code：GB/T 97.1
- Material：45# Steel/40Cr/42CrMo
- Surface Treatment：Black oxide finish/Electro-galvanized/Hot-dip galvanized/Dacromet coating
- Applicable Sizes：M6 M8 M10 M12 M14 M16 M18 M20 M22 M24 M27 M30 M33 M36 M42 M48 M56 M64 M72
- Matching Fastener Grades：Grade 8.8 Grade 10.9 Grade 12.9
Product Detail
Integrally stamped flat annular parts made of high-strength alloy steel, with precise dimensional tolerance, flat and smooth surface. Effectively disperse pre-tightening pressure, avoid surface indentation of base material, and cooperate with high-strength bolt assemblies to improve connection stability.
Notes:
Strictly matched with fasteners of the same strength grade.Custom outer diameters can be provided as required.