Modern Steel Stairs Design for Indoor & Outdoor

Short Description:

Modern steel stairs are widely used in residential, commercial, and industrial buildings due to their strength, durability, and flexible design. Our custom prefabricated steel staircases are engineered for both indoor and outdoor applications, offering a perfect balance between aesthetics and structural performance.

Standard: ASTM / EN / BS

Grade: Q235 / Q355 / ASTM A36 / A572

Application: Industrial Facilities,Commercial Buildings,Residential Projects,Public Infrastructure,Outdoor & Marine Applications

Load Capacity: 500 kg/m²

Quality Certification: ISO 9001

Payment: T/T30% Advance+70% Balance

Delivery Time: 7-15 days

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Product Detail

Product Tags

Product Detail

Item	Details
Material	Q235 / Q355 / ASTM A36 / A572
Surface Treatment	Painted / Hot-Dip Galvanized
Standard	ASTM / EN / BS
Load Capacity	Customized (Based on project)
Design	CAD / 3D Drawing Support
Installation	Bolted / Welded
Delivery Time	7–20 Days

Learn About Specific Customization Options or Pricing

Steel Stair Size

Parameter	Standard Range (mm)	Recommended (Industrial)
Clear Width (W)	600mm – 1200mm	1000mm
Tread Depth / Going (G)	225mm – 300mm	250mm / 280mm
Riser Height (R)	150mm – 215mm	170mm / 180mm
Pitch / Angle ($\theta$)	30° – 50°	38° (Optimum)
Headroom Clearance	$\geq$ 2100mm	2200mm

Looking for more steel staircase design specifications

Download the full size chart

Steel Stair Customization Process

1.Send us your drawings or project requirements

2.Our engineers provide design & quotation within 24 hours

3.Confirm specifications and production details

4.Manufacturing & quality inspection

5.Fast delivery to your project site

Surface Finish

Conventional Surfaces

Galvanized Steel Stairs

Spray Paint Steel Stair

Application

1.Residential Projects

Steel stairs are perfect for modern home and villa decoration as well as apartment decoration. They give a very clean and minimal look, while they really hold strong loads for everyday usage.

2.Commercial Buildings

Commonly utilized in shopping center, office building, hotel, public building. Steel stairs offer both practical and contemporary architectural solutions.

3.Industrial Facilities

Suitable for factories, warehouses and workshops. Fabricated steel stairs Heavy-duty industrial steel stairs are engineered to keep you safe and serve you for years in your challenging application.

Industrial Facilities

Commercial Buildings

Residential Projects

Why Choose China Royal Steel

China Royal Steel is a leading provider of steel stair solutions for clients across the world, professional steel supplier and fabricator, we can offer a wide range of steel stairs options and related products for the customers.

Our advantages include:

10+ Years Export Experience

Factory Direct Price

Fast Delivery (7–15 Days for Standard Orders)

Full Set of Documents (MTC, CO, Invoice, Packing List)

Project Experience in Southeast Asia & Latin America

Professional Engineering Support

*Send the email to [email protected] to get a quotation for your projects

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Packaging & Shipping

All steel staircases are tightly packed with the protect of steel frame and air bubble film to avoid from damage or deformed during transportation. Items including treads, handrails and baluster connectors come in bunches and each bundle has a label top make it easy for installation on site. We accommodate container loading (20GP/40HQ) and bulk shipping for large orders with terms of delivery FOB, CFR, CIF. Regular production schedule is 7-15 days, customized orders are 15-25 days, depending on your specific project. Product of Base : With right experience in export for Southeast Asia and Latin America, we guarantee you safe loading, full documentation (MTC, CO, Packing List) and delivery smooth to your project site.