LNA Steel Floor Fasteners Catalog

Steel Floor Fasteners: Secure Grating and Plate Flooring Without Welding or Drilling

Table of Contents

What are steel floor fasteners?

Steel floor fasteners are hardware devices that clamp steel flooring or bar grating to support structures, like beams or plates, without the need for drilling, welding, or underside access. They’re ideal for walkways, platforms, catwalks, and industrial settings where top-side installation is safer and more efficient.

These fasteners are specifically engineered to handle structural loads while simplifying installation and maintenance. Whether you’re working on a new build or replacing old grating in a live environment, top-side only access eliminates downtime and risks associated with hot work.

Why choose LNA steel floor fasteners over traditional methods?

LNA’s steel floor fasteners are easier, faster, and safer to install than welded or drilled solutions. You don’t need hot work permits, skilled welders, or access to the underside of the structure. That cuts labor time, reduces costs, and limits disruption in live environments.

Key benefits:

  • Top-side installation only
  • No special tools required
  • Adjustable and reusable
  • TÜV vibration-tested
  • Manufactured from hot-dip galvanized or stainless steel for corrosion resistance
  • Faster jobsite turnaround
  • Increased safety, especially in confined or hazardous environments

This is especially important in industries like food and beverage, chemical processing, or offshore installations where sparks from welding are either forbidden or dangerous.

See our full product range here

How do FloorFix and FloorFix HT work?

FloorFix and FloorFix HT secure solid steel floor plates to structural steel without welding. They use a cam mechanism that grips the flange below when a hex key is turned from above. This makes the entire install process safe and fast with just a single worker and simple hand tools.

FloorFix

  • Clamps up to 5/8″ thick steel
  • Galvanized ductile iron construction
  • Simple installation from one side
  • Best suited for lighter-duty floor plates where budget is a key concern

FloorFix HT

  • Allows for +/- 1/4″ installation tolerance
  • Clamps up to 1″ thick steel
  • Offers better performance where alignment tolerances are tough to maintain
  • Ideal for heavy-duty industrial and utility environments

Both options make maintenance and floor panel replacement simple—just unbolt and lift. No grinding. No torching. No problems.

What makes GrateFix ideal for bar grating?

GrateFix clamps open steel grating to structural steel from above. It uses a bottom casting that rotates and locks under the bearing bar, giving you a secure, permanent hold without underside access.

Why engineers like it:

  • Compatible with bar depths up to 4-1/4″
  • Available in stainless or galvanized iron
  • Tested for vibration conditions by TÜV
  • Available in multiple lengths to match grating and flange size
  • Quick install: drop it in, slide it over, tighten

This makes GrateFix a go-to for elevated walkways, access platforms, offshore rigs, and anywhere grating is used for drainage or ventilation.

Other options: G-Clips and Grating Clips

For lighter duty or cost-conscious applications, G-Clip GG and Grating Clips provide quick, tool-friendly fastener options:

  • G-Clips are pre-assembled units with a stamped top, threaded stud, and nut-capturing base. These are ideal when speed is critical.
  • Grating Clips clamp standard bar grating with a basic top bracket, offering a simple and economical solution.

Both are hot-dip galvanized and can be installed using common hand tools like a nut driver or wrench. If you’re mounting small grating sections or performing frequent maintenance, these are efficient choices.

Fastening devices and accessories

To round out your install, LNA also supplies a full lineup of supporting hardware:

  • G-Clip GM: for mounting devices like junction boxes, conduit brackets, or small fixtures directly onto grating
  • Custom FloorFix packers and extended bolts: for clamping to thicker flanges or misaligned steel
  • Multiple bolt lengths and widths across all fastener types

Need help selecting the right fastener? Contact our team for fast, expert support.

Use cases: Where these fasteners really shine

Here are just a few places where LNA steel floor fasteners make a real difference:

  • Food and beverage plants: Install or modify floor sections quickly without violating clean-room standards or halting production.
  • Water treatment facilities: Corrosion resistance and top-side access are essential in wet or restricted-access zones.
  • Offshore platforms: Welding is often prohibited. GrateFix and FloorFix HT get the job done with zero sparks.
  • Energy generation: Walkways and mezzanines in wind, solar, and gas plants all benefit from easy installs with no hot work.
  • Facility upgrades: Whether you’re rerouting equipment or adding infrastructure, these fasteners give you flexibility.

These applications all point to one thing: if you need to move fast without sacrificing safety or performance, LNA’s got you.

FAQs

Do I need access underneath the floor to install these?
No, all LNA floor fasteners install from the top side only. That’s the whole point.

Can these handle vibration?
Yes. FloorFix and GrateFix have been TÜV-tested under vibration conditions, making them suitable for press shops, walkways, and more.

Can I remove or adjust these after installation?
Absolutely. Most of these fasteners are reusable and adjustable. Just unbolt and reset.

What if I have extra thick flanges or irregular steel?
Use FloorFix HT or ask us about our custom bolt and packer solutions.

Which products are best for outdoor or corrosive environments?
Stainless steel GrateFix or G-Clip variants are your best bet for long-term corrosion protection.

What if I don’t know which one to use?
We’ve got your back. Call our team or submit your specs through our Product Selector Tool.

Last reviewed: June 25, 2025

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structural beam clamp connections during construction