High-Performance Square Washers for Structural Steel Applications
BS 3410 (-11):1961 Certified Square Black Washers with Round Holes - precision-engineered to British Standard for load-bearing structural assemblies
Square Washer, Structural Washer & Stainless Gasket compatibility - ideal for heavy-duty steel framing, bridge construction, and seismic-resistant connections
Made from corrosion-resistant stainless steel with black oxide finish; delivers consistent dimensional accuracy, high compressive strength, and long-term durability in harsh environments
Rigorous in-house QC on hole roundness, thickness tolerance, surface finish and material compliance - supports mixed-spec orders and fast global dispatch under OEM/ODM terms
Flat washers
Spring washers
Serrated Lock Washers
Double fold self-locking washer
Square washers
Tab Washers
Sealing Washers
Wave Spring Washers