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HANDAN HAOSHENG FASTENER CO., LTD.
Dacromet Coated Flat Washers

Our Dacromet Coated Flat Washers are high-performance fastening components designed for applications where standard zinc-plated washers fail. The advanced inorganic zinc-aluminum flake coating provides exceptional protection against rust, salt, chemicals, and high temperatures—making these washers the ideal choice for automotive, marine, construction, and outdoor industrial applications.

  • Description

Product Details


Name

Dacromet Flat Washer

Materials

Carbon Steel/Stainless Steel

Standards

DIN125/ISO 7089/DIN 9021/

ANSI B18.22.1

Strength level

100HV 140HV 200HV 300HV

Size

Φ1.7-Φ165

Surface finish

 ZP/YZP/Black/HDG/Dacromet etc.

Length

/

Samples

Available


Key Features & Benefits


Superior Corrosion Resistance: 500–1000+ hours salt spray protection (5–10x longer than standard zinc plating)

Extended Service Life: 5–15+ years in harsh environments

High Temperature Resistance: Withstands up to 300°C (572°F)

No Hydrogen Embrittlement: Safe for high-strength applications

Excellent Load Distribution: Broad flat surface prevents material damage

Environmentally Friendly: Heavy-metal-free coating process


Intended Applications


Automotive: Chassis, suspension, exhaust systems, undercarriage

Marine: Deck hardware, offshore structures, coastal installations

Construction: Bridges, facades, heavy equipment

Industrial: Chemical plants, power generation, mining

Outdoor Infrastructure: Wind turbines, solar mounts, traffic signs


Why Choose Our Dacromet Washers?


Standards-compliant – Manufactured to DIN, ISO, or ANSI specifications

Comprehensive range – All metric sizes from M1.6 to M160+

Multiple hardness grades – 100HV to 300HV available

Quality assured – Salt spray testing and material certifications available

Competitive pricing – Direct sourcing with reliable supply


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