Guangdong LiYou Steel Structure Engineering Co., Ltd. +8619147784007 liyousteelstructure@outlook.com
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Looking for a small but sturdy steel building? A 20×20 steel building (400 sq ft) is a cost-effective, customizable solution for garages, storage sheds, workshops, and more. Liyou Steel offers high-quality prefabricated steel buildings with quick assembly, durability, and budget-friendly pricing.
| Quantity: | |
|---|---|
Steel
Online technical support
Metal Frame School/Classroom Project
Guangdong, China
Industrial Area
3 years
total solution for projects
LYB-001
Metal Frame School/Classroom Project
Industrial
CE Certification
Industrial Commercial
C.Z Shape Steel Channel
Sliding Door
Customized Color
Sandwich Panel Optional
Aluminum Alloy Sliding Window
SAP2000/AutoCAD /PKPM /3D3S/TEKLA
Hot Dip Galvanized
25-60 days
Single item
1X1X1 cm
1.000 kg
✅ Affordable – Lower cost than wood or concrete structures
✅ Quick Installation – Pre-engineered kits assemble in days
✅ Durable – Galvanized steel resists rust, fire, and pests
✅ Customizable – Choose doors, windows, insulation & more
✅ Multi-Purpose Use – Ideal for:
Single-car garages
Storage sheds
Home workshops
Small retail spaces
Garden or farm equipment shelters
| Package Type | Price Range | What’s Included? |
|---|---|---|
| Basic Shell | $6,400–$9,600 | Primary frame, roof & wall panels, trim |
| Standard | $8,000–$12,800 | + Insulation, 1-2 doors, windows |
| Turnkey | $12,000–$18,000+ | Full build-out (electrical, flooring, etc.) |
(Prices vary by location, customization, and foundation type.)
✔ Steel Frame: High-strength Q235B/Q355B steel
✔ Roof Pitch: 1:12 or 2:12 (customizable)
✔ Wall Height: 8’–12’ (adjustable)
✔ Wind/Snow Rating: Up to 130 mph winds & 30 PSF snow load
✔ Door Options: Roll-up, sliding, or overhead (8’–10’ wide)
Insulation (Fiberglass or foam board)
Windows & Skylights
Reinforced Flooring (Concrete or gravel)
Mezzanine Storage (For extra space)
Exterior Finishes (Colors, textures)
Design & Permits: 2–3 weeks
Manufacturing: 3–5 weeks
Delivery & Assembly: 1–2 weeks
(Total project time: 6–10 weeks)
✔ Factory-Direct Pricing – No middlemen = better value
✔ 25+ Years of Experience – Reliable engineering
✔ Global Shipping – USA, Canada, Australia, Africa, etc.
✔ Free Design Support – Optimize for your needs
Need a different size? We also offer:
10×20 Steel Sheds
30×40 Workshops
Custom Dimensions
| No | Components | Specification | ||
| Embedded Parts | ||||
| 1 | Anchor Bolt | M24 | ||
| 2 | High Strength Bolt | M20,10.9S | ||
| 3 | Common Bolt | M16 | ||
| 4 | Galvanized Bolt | M12 | ||
| 5 | Shear Nail | M16 | ||
| 6 | Tir rod | ∅32*2.5 | ||
| Main Steel Structure Parts | ||||
| 1 | Steel Column (Q355B) | H550*300*10*16 | ||
| 2 | Wind Column (Q355B) | H400*220*6*10 | ||
| 3 | Roof Frame Beam (Q355B) | H900~500*220*10*12 H500~650*220*8*12 | ||
| 4 | Crane Beam (Q355B) | H650*320/240*10*16/14 | ||
| 5 | Tie Bar(Q235B) | ∅168*4.0 | ||
| 6 | Horizontal Brace (Q235B) | ∅168*4.0 | ||
| 7 | Column Brace (Q235B) | ∅25 | ||
| 8 | Angle Brace (Q235B) | L63*5.0 | ||
| 9 | Roof Purlin (Galvanized) | Z280*80*20*2.5 | ||
| 10 | Wall Purlin (Galvanized) | C250*75*20*2.5 | ||
| 11 | Connecting Plate | 6mm-30mm | ||
| Other Steel Structure Parts | ||||
| 1 | Roof Panel | 50mm Rock wool Sandwich panel | ||
| 2 | Wall Panel | 50mm Rock wool Sandwich panel | ||
| 3 | Gutter | 2mm Galvanized Steel Plate | ||
| 4 | Down Pipe | PVC160 (Including parts) | ||
| 5 | Trimming | Color steel 0.5mm Gavanized steel panel | ||
✅ Affordable – Lower cost than wood or concrete structures
✅ Quick Installation – Pre-engineered kits assemble in days
✅ Durable – Galvanized steel resists rust, fire, and pests
✅ Customizable – Choose doors, windows, insulation & more
✅ Multi-Purpose Use – Ideal for:
Single-car garages
Storage sheds
Home workshops
Small retail spaces
Garden or farm equipment shelters
| Package Type | Price Range | What’s Included? |
|---|---|---|
| Basic Shell | $6,400–$9,600 | Primary frame, roof & wall panels, trim |
| Standard | $8,000–$12,800 | + Insulation, 1-2 doors, windows |
| Turnkey | $12,000–$18,000+ | Full build-out (electrical, flooring, etc.) |
(Prices vary by location, customization, and foundation type.)
✔ Steel Frame: High-strength Q235B/Q355B steel
✔ Roof Pitch: 1:12 or 2:12 (customizable)
✔ Wall Height: 8’–12’ (adjustable)
✔ Wind/Snow Rating: Up to 130 mph winds & 30 PSF snow load
✔ Door Options: Roll-up, sliding, or overhead (8’–10’ wide)
Insulation (Fiberglass or foam board)
Windows & Skylights
Reinforced Flooring (Concrete or gravel)
Mezzanine Storage (For extra space)
Exterior Finishes (Colors, textures)
Design & Permits: 2–3 weeks
Manufacturing: 3–5 weeks
Delivery & Assembly: 1–2 weeks
(Total project time: 6–10 weeks)
✔ Factory-Direct Pricing – No middlemen = better value
✔ 25+ Years of Experience – Reliable engineering
✔ Global Shipping – USA, Canada, Australia, Africa, etc.
✔ Free Design Support – Optimize for your needs
Need a different size? We also offer:
10×20 Steel Sheds
30×40 Workshops
Custom Dimensions
| No | Components | Specification | ||
| Embedded Parts | ||||
| 1 | Anchor Bolt | M24 | ||
| 2 | High Strength Bolt | M20,10.9S | ||
| 3 | Common Bolt | M16 | ||
| 4 | Galvanized Bolt | M12 | ||
| 5 | Shear Nail | M16 | ||
| 6 | Tir rod | ∅32*2.5 | ||
| Main Steel Structure Parts | ||||
| 1 | Steel Column (Q355B) | H550*300*10*16 | ||
| 2 | Wind Column (Q355B) | H400*220*6*10 | ||
| 3 | Roof Frame Beam (Q355B) | H900~500*220*10*12 H500~650*220*8*12 | ||
| 4 | Crane Beam (Q355B) | H650*320/240*10*16/14 | ||
| 5 | Tie Bar(Q235B) | ∅168*4.0 | ||
| 6 | Horizontal Brace (Q235B) | ∅168*4.0 | ||
| 7 | Column Brace (Q235B) | ∅25 | ||
| 8 | Angle Brace (Q235B) | L63*5.0 | ||
| 9 | Roof Purlin (Galvanized) | Z280*80*20*2.5 | ||
| 10 | Wall Purlin (Galvanized) | C250*75*20*2.5 | ||
| 11 | Connecting Plate | 6mm-30mm | ||
| Other Steel Structure Parts | ||||
| 1 | Roof Panel | 50mm Rock wool Sandwich panel | ||
| 2 | Wall Panel | 50mm Rock wool Sandwich panel | ||
| 3 | Gutter | 2mm Galvanized Steel Plate | ||
| 4 | Down Pipe | PVC160 (Including parts) | ||
| 5 | Trimming | Color steel 0.5mm Gavanized steel panel | ||
