Washers

Flat, spring, fender, and structural washers for reliable fastening, load distribution, and surface protection.

Our washer series is designed for load distribution, vibration resistance, spacing, sealing, and reliable fastening performance in industrial applications. We supply flat washers, spring washers, lock washers, square washers, and custom washers in carbon steel, stainless steel, galvanized steel, and other materials according to different installation requirements.

Load Distribution

Helps distribute pressure and protect connected surfaces from damage.

Vibration Resistance

Spring washers and lock washers help improve fastening stability.

Multiple Materials

Carbon steel, stainless steel, galvanized steel, brass, and custom materials.

Custom Available

Custom diameter, thickness, shape, coating, and packing options available.

Product Description

Our washers are designed to be used with bolts, screws, and nuts to distribute load, protect contact surfaces, and improve fastening stability. They are widely used in machinery, construction, steel structures, automotive parts, and general industrial assemblies.

Available options include flat washers, spring lock washers, fender washers, structural washers, and customized washers according to drawings or project requirements.

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Product Specifications

Product Name Washers
Product Types Flat Washers, Spring Washers, Lock Washers, Square Washers, Custom Washers
Standard DIN 125, DIN 127, DIN 9021, DIN 7980, ASTM F436, ISO, ANSI, custom standards
Material Carbon Steel, Stainless Steel, Galvanized Steel, Brass, Copper, Alloy Steel
Surface Treatment Zinc Plated, Hot-Dip Galvanized, Black Oxide, Nickel Plated, Dacromet, Plain
Inner Diameter M3 – M64, 1/8" – 2", custom sizes available
Outer Diameter Standard or custom outer diameter according to application requirements
Thickness Standard thickness or customized thickness available
Applications Bolted connections, machinery assembly, construction, automotive, equipment installation

Washers are available in different inner diameters, outer diameters, thicknesses, materials, and surface finishes to match bolts, nuts, and project requirements.

Available Sizes

Product Series Size Range Material / Hardness Surface Treatment Main Standards
★ Dual-Stacked Self-Locking Washer M3 - M130 65Mn / SK5 / S60C
(480 - 520HV)
Dacromet / Zinc / Black DIN 25201
High-Strength Structural Washer (HV) M16 - M30 45# Steel
(300HV / Grade 10.9)
Black Oxide DIN 6916
Plain Washer M12 - M33 Q235
(100HV)
Hot Dip Galvanized (HDG) DIN 126
Space Washer M14 - M16 Q235
(100HV)
Hot Dip Galvanized (HDG) DIN 7989

Applications

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Bolt & Nut Assemblies

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Machinery & Equipment

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Steel Structure Connections

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Construction & General Fastening

Related Products

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Flat Washers

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Spring Lock Washers

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Fender Washers

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Structural Washers

Need custom sizes or specifications?

Send us your drawings, samples, or technical requirements for a quick quotation.