Q-Series Quonset System
The continuous half-round arch shape provides the classic Quonset look with a durable Galvalume steel shell.
45' x 50' x 17' • Q-Series Quonset • Open End Arch Kit
Q45x50x17 Quonset Arch Building Kit
A Made-in-the-USA Q-series continuous half-round Quonset arch building kit designed for agricultural, storage, workshop, and equipment applications.
- Front end open
- Rear end open
- Continuous half-round arch profile
- Commercial grade 22 gauge Galvalume® arches
- Manuals and engineering including concrete plans
- 30 year rust warranty
Classic Quonset Arch Design with Open Ends
This Q45x50x17 Quonset building kit uses a continuous half-round arch profile with open front and rear ends, creating a simple, strong, and practical clearspan steel structure.
Engineered Strength
This kit is engineered for use in areas up to 45 lb ground snow load and 130 mph wind speeds, subject to final jobsite requirements.
Open End Design
Both ends are open, making this package a practical choice for equipment cover, agricultural storage, or applications where open access is preferred.
Product Specifications
This package is listed as a 45' wide x 50' long x 17' high Q-series continuous half-round Quonset arch building kit.
| Product SKU | Q455017NW |
|---|---|
| Building Size | 45' wide x 50' long x 17' high |
| Model | Q-Series Quonset Arch Building Kit |
| Front End | Open |
| Rear End | Open |
| Profile | Continuous Half-Round Arch |
| Arch Steel | Commercial grade 22 gauge Galvalume® steel |
| Rust Warranty | 30 Year Rust Warranty |
| Ground Snow Load | Engineered for use in areas up to 45 lb ground snow load |
| Wind Load | Engineered for use in areas up to 130 mph wind speeds |
| Hardware | All necessary nuts, bolts, washers, and hardware included |
| Manuals and Engineering | Detailed manuals and engineering including concrete plans |
| Made In | Made in the USA in “Steel Town” Pittsburgh, PA using American steel |
Important: Building package requirements can vary by region and permitting office. Call 866-206-6580 or Request a Custom Quote for assistance before ordering.
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Example images shown for Q-series Quonset arch building style and storage applications.
Included Building Features
This Q-series package is designed as a factory-direct steel Quonset arch building kit with open ends, hardware, manuals, and engineering included.
- Front end open
- Rear end open
- Continuous half-round arch profile
- Commercial grade 22 gauge Galvalume® arches
- 30 year rust warranty
- All necessary nuts, bolts, washers, and hardware included
Open End Design
This Quonset package is listed with both ends open, giving the building easy access from the front and rear.
- Good for equipment cover and material storage
- Useful where drive-through or open-access storage is preferred
- Endwalls and doors can be discussed as separate options when available
Need a different layout? Call before ordering or use the quote form to discuss options, freight, and jobsite requirements.
Popular Uses
A 45x50x17 Q-series Quonset arch building is a practical steel structure for agricultural, storage, equipment, workshop, and utility applications.
Equipment Storage
Store machinery, vehicles, tools, materials, and equipment under a durable Galvalume steel arch shell.
Agricultural Use
The open-ended design is useful for farm, ranch, and agricultural storage applications that need easy access.
Utility or Shelter Space
The 45' x 50' footprint provides a large open area for general storage, cover, or workspace needs.
Why Buy from Steel Factory Mfg?
Steel Factory Mfg offers high quality pre-fabricated steel structures designed for simple, fast assembly. Cutting edge factory technologies, superior design, and high grade materials help produce a strong and durable building package.
- 100% brand new material
- Highest grade steel available
- Factory-direct pricing
- American made with American steel by proud American labor
BBB Accredited Business
We are a Better Business Bureau Accredited Business and honor our commitment to ethical business practices.
Q45x50x17 Quonset Building Kit FAQs
What size is this building?
This Q-series Quonset arch building kit is listed as 45' wide x 50' long x 17' high.
Are the ends open?
Yes. This package is listed with the front end open and rear end open.
What profile is this building?
This kit uses a continuous half-round arch profile, which is the classic Quonset-style shape.
What material are the arches made from?
The arches are manufactured from commercial grade 22 gauge Galvalume® steel.
Are manuals and engineering included?
Yes. Detailed manuals and engineering including concrete plans are included.
Should I call before ordering?
Yes. Steel buildings must be engineered for the specific regional requirements at your jobsite. Please call 866-206-6580 or Request a Custom Quote before ordering.
Questions About This Q45x50x17 Quonset Kit?
Call before ordering so we can help confirm engineering, freight, and jobsite requirements.