SKU: 84385850819

Steel Joist - 14" x 20 Ft - 3½" (89mm) Thickness- Galvanized G90 - Gauge 18

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Description

Steel Joist - 14" x 20 Ft - 3½" (89mm) Thickness- Galvanized G90 - Gauge 18Introduction Open Joist made out of Galvanized Steel. Designed to be used as floor joists or flat roof joists. It can aslo be used for balconies and terrases. Specifications: Steel Gauge 18, Thickness = 1. 2mm Model Number: G18 B89 H14 L20 G90 DL15 LL50 G90 Galvanized Steel Grade 50 Steel Height = 14" (355. 6mm). Total Dead Load = 15 PSF (0. 7182 KPa) + Self Weight. Total Live Load = 50 PSF (2. 394 KPa). Net Span = 20 Ft (6096mm). Allowable Deflection

Introduction

Open Joist made out of Galvanized Steel. Designed to be used as floor joists or flat roof joists. It can aslo be used for balconies and terrases.

Specifications:

  1. Steel Gauge 18, Thickness = 1.2mm
  2. Model Number: G18-B89-H14-L20-G90-DL15-LL50
  3. G90 Galvanized Steel
  4. Grade 50 Steel
  5. Height = 14" (355.6mm).
  6. Total Dead Load = 15 PSF (0.7182 KPa) + Self Weight.
  7. Total Live Load = 50 PSF (2.394 KPa).
  8. Net Span = 20 Ft (6096mm).
  9. Allowable Deflection L/480.
  10. Distance between Joists = 16" (406.4mm).
  11. Designed and manufactured in compliance with CSA S136 and AISI S100.

Galvanized Steel Stud Details

The Studs used in building this open web joists is made of Glavanized Steel. It has an 89x38mm (3½x1½") section and is available in multiple thicnesses and steel grades. for this Joist, Stud Model Number is: ILD-350S150-18-50-G90.

 

Installation

Also Beam can be supported by Beam Hanger.

Data Sheet:



 

Shipping Notes
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Exchange/Return Notes
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SKU: 84385850819

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Monica L
Boise, US
★★★★★ 5
Good.
Style: Starter Bundle
I like it for smaller projects. Definitely can only use most poly or for cups and other projects.
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Reviewed in the United States on April 20, 2026
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Odessa Harris
Alexandria, US
★★★★★ 5
Great product
Color: Black
long-lasting and gets the job done.
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Reviewed in the United States on November 19, 2025
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Eric Breshears
Fort Morgan, US
★★★★★ 5
Works for us.
Color: Black
F170 - no issue and not expired (which was my only concern).
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Reviewed in the United States on May 16, 2026
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Kandy Dixon
Los Angeles, US
★★★★★ 5
Quality ink
Color: Complete Set
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Reviewed in the United States on October 14, 2025
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Fabiana Vargas
Port Orchard, US
★★★★★ 5
Perfect
Color: Black
It arrived super fast and in perfect condition.
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Reviewed in the United States on January 18, 2026

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