When rock-solid grip and tension are a must for your bolted assemblies, look no further than hardened white zinc 250HV flat washers. With extreme hardness and corrosion resistance, these washers outperform standard products for demanding indoor and outdoor applications. Read on to learn why white zinc 250HV flat washers from Jmet Corp should be your go-to fastener for keeping parts tight.
Introduction to White Zinc 250HV Flat Washers
White zinc 250HV flat washers combine two key attributes – high hardness and corrosion protection – that make them ideal for securing critical joints under load. The "250HV" indicates an ultra-hard 250 Vickers hardness rating, over 2.5X harder than regular zinc-plated steel.
Meanwhile, the white zinc plating provides excellent defense against red rust. This one-two punch of hardness and corrosion resistance enables these washers to maintain a super-tight grip over years of use and exposure to harsh environments.
Common applications range from automotive assemblies to construction equipment, agricultural machinery, outdoor structures, marine hardware, and high vibration industrial settings. Anywhere bolts and nuts are at risk of loosening from shock, vibration, dynamic loads, or weathering, white zinc 250HV flat washers can save the day.
Benefits of Using White Zinc 250HV Flat Washers
Here are the top advantages white zinc 250HV flat washers from Jmet Corp provide:
- Extreme hardness – With a 250HV rating, they are over 2.5X harder than standard zinc washers for unbeatable wear life.
- Superior corrosion resistance – White zinc plating withstands over 96 hours of salt spray testing for excellent rust prevention.
- Excellent resistance to loosening – Hardened steel “bites” into mating surfaces to resist spinning, backing out, and vibration loosening. Op til 20% higher dynamic friction than regular zinc washers.
- Reusable – The washers retain their shape and can be reused without losing performance.
- Meets specifications – Manufactured from high-quality steel and plating to conform to ASTM F436 and ISO 7089.
- Wide size range – Stocked in standard sizes from #4 to 1-1/4″ diameter. Custom diameters, thicknesses, and hole sizes available.
- Domestic supply – Jmet Corp manufactures these washers in the USA for fast turnaround and competitive pricing.
Put simply, white zinc 250HV flat washers deliver the ultimate in bolt security and service life. Keep reading to learn more about how they outperform standard washers.
Applications Where White Zinc 250HV Flat Washers Excel
Here are some of the many uses where white zinc 250HV flat washers provide superior performance versus regular steel or zinc-plated washers:
- Automotive – Wheel lugs, drivetrain mounts, suspension, brakes.
- Construction Equipment – Excavators, cranes, lifts.
- Agriculture – Tractors, implements, trailers.
- Playgrounds – Securing swing sets, jungle gyms, slides.
- Bleachers & Benches – Public seating in stadiums, parks, pools.
- Scaffolding – Pipe clamps, braces, walkboards.
- Machinery – Gearboxes, motors, presses, conveyors.
- Outdoor Signs – Monument signs, billboards, traffic signals.
Any application where vibration, shock loads, or corrosion threatens to compromise the integrity of threaded fasteners will benefit. White zinc 250HV flat washers keep parts super tight!
How They Outperform Standard Washers
The extreme hardness and corrosion resistance of white zinc 250HV flat washers provide two primary benefits versus common steel or zinc-plated washers:
1) Increased Holding Power
- The high hardness enables the washers to “bite” into mating surfaces for an extremely tight grip that prevents spinning out or loosening.
- Zinc plating provides added chemical adhesion with steel bolts/nuts to resist loosening from vibration or shock impacts.
- Dynamic friction is significantly higher than standard washers to keep joints tight.
2) Enhanced Durability
- The hardened steel withstands surface wear, abrasion, and deformation far better than plain steel or zinc washers.
- White zinc plating protects against red rust and corrosion to maintain performance in harsh environments.
- Reusability is excellent – white zinc 250HV washers retain their shape and properties over repeated uses.
The result is unmatched hold and durability for critical bolting jobs. No more loose nuts, utætheder, or failures!
Proper Installation for Maximum Effectiveness
To gain the full benefit of white zinc 250HV flat washers’ gripping power:
- Clean all threads and contact surfaces thoroughly before installation.
- Ensure washers are flat against the nut/bolt head and part surface.
- Tighten fasteners to the proper torque value for the application using a calibrated torque wrench.
- Consider a threadlocking compound for extra protection against vibration loosening.
- Re-torque after initial operation to account for any settling of parts.
Following best practices for installation and torqueing enables these washers to deliver on their full potential. Keep bolts tight and assets secured with white zinc 250HV flat washers – contact Jmet Corp today to place an order!