High Strength Structural Stainless Steel Square Hollow Section For Load Bearing Applications
Basic Properties
Place of Origin:
MADE IN CHAINA
Brand Name:
Baosteel，TISCO
Certification:
EN 10204 Type 3.1 / 3.2 available
Model Number:
201 / 202 / 301 / 302 / 303 / 304 / 304L / 305 / 309S / 310S / 316 / 316L / 317 / 317L / 321 / 347 / 409L / 410 / 420 / 430 / 440C / 2205 / 2507
Trading Properties
Minimum Order Quantity:
100kg
Price:
Negotiable (Request a Quote)
Payment Terms:
T/T，D/P，D/A，Western Union，PayPal
Supply Ability:
10000tons
Product Summary
Stainless steel hollow section square tube is a structural profile with four equal sides and an empty interior. This design provides a high strength-to-weight ratio, making it ideal for load-bearing applications while minimizing material usage. Our hollow section square tubes are manufactured from ...
Product Details
Highlight:
Structural Stainless Steel Square Hollow Section
,High Strength Stainless Steel Square Hollow Section
Country Of Origin:
MADE IN CHAINA
Brand:
Baosteel，TISCO
Certifications:
ISO/EN 10204 Type 3.1 / 3.2 Available
Grade:
201 / 202 / 301 / 302 / 303 / 304 / 304L / 305 / 309S / 310S / 316 / 316L / 317 / 317L / 321 / 347 / 409L / 410 / 420 / 430 / 440C / 2205 / 2507 / 630 (17-4PH)
MOQ:
100kg
Price:
Negotiable (Request A Quote)
Packaging:
Wooden Case / Wooden Pallet / Steel Frame / Carton / Woven Bag
Delivery Time:
15-25days
Payment Terms:
T/T，D/P，D/A，Western Union，PayPal
Supply Capacity:
10000tons
Product Description
Stainless steel hollow section square tube is a structural profile with four equal sides and an empty interior. This design provides a high strength-to-weight ratio, making it ideal for load-bearing applications while minimizing material usage.
Our hollow section square tubes are manufactured from premium stainless steel grades and are available in both welded and seamless options. They offer excellent corrosion resistance, structural integrity, and a clean, modern appearance.
Product Specifications
| Parameter | Details |
|---|---|
| Standard | ASTM A554, A312, A269, EN 10219, EN 10296, JIS G3446, GB/T 12770 |
| Grades | 201, 304, 304L, 316, 316L |
| Size (Width x Width) | 10 mm x 10 mm – 200 mm x 200 mm |
| Wall Thickness | 0.8 mm – 6.0 mm |
| Length | 3000 mm, 4000 mm, 6000 mm (custom cut available) |
| Process | Welded (ERW) or Seamless (Cold Drawn) |
| Surface Finish | Mill finish, Pickled, Polished (No.4, BA, Mirror), Brushed |
Chemical Composition (Reference %)
| Element | Grade 304 | Grade 316 | Grade 201 |
|---|---|---|---|
| Carbon (C) | ≤ 0.08 | ≤ 0.08 | ≤ 0.15 |
| Silicon (Si) | ≤ 1.00 | ≤ 1.00 | ≤ 1.00 |
| Manganese (Mn) | ≤ 2.00 | ≤ 2.00 | 5.5 – 7.5 |
| Phosphorus (P) | ≤ 0.045 | ≤ 0.045 | ≤ 0.050 |
| Sulfur (S) | ≤ 0.030 | ≤ 0.030 | ≤ 0.030 |
| Chromium (Cr) | 18.0 – 20.0 | 16.0 – 18.0 | 16.0 – 18.0 |
| Nickel (Ni) | 8.0 – 10.5 | 10.0 – 14.0 | 3.5 – 5.5 |
| Molybdenum (Mo) | — | 2.0 – 3.0 | — |
Mechanical Properties
| Grade | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) |
|---|---|---|---|
| 304 | ≥ 515 | ≥ 205 | ≥ 35 |
| 316 | ≥ 515 | ≥ 205 | ≥ 35 |
| 201 | ≥ 620 | ≥ 310 | ≥ 30 |
Note: The values above are for reference only. Please refer to the mill test certificate for actual data.
Key Features
- High strength-to-weight ratio
- Hollow design reduces material cost and weight
- Excellent torsional rigidity
- Uniform dimensions for easy fabrication
- Corrosion resistant surface
- Clean, modern aesthetic
Hollow Section Types
| Type | Description | Typical Application |
|---|---|---|
| Cold Formed Welded | Formed from strip and welded | General structural, architectural |
| Hot Finished Seamless | Extruded from solid billet | High pressure, critical structures |
| Cold Drawn Seamless | Precision drawn for tight tolerances | Precision engineering, hydraulic |
Applications
Stainless steel hollow section square tube is widely used across many industries:
Structural & Architectural
- Building frames and support columns
- Handrails and guardrails
- Staircase structures
- Canopy and awning frames
- Bridge railings
Industrial
- Conveyor system frames
- Machine frames and guards
- Equipment supports
- Workbenches and shelving
- Material handling structures
Commercial & Decorative
- Furniture frames (tables, chairs, shelving)
- Display racks and stands
- Store fixtures and displays
- Signage poles and frames
- Retail shelving systems
Transportation
- Truck and trailer frames
- Bus and train handrails
- RV and camper structures
- Luggage racks
- Bicycle frames
Agricultural
- Greenhouse frames
- Equipment supports
- Fencing and gates
- Livestock handling equipment
Contact Us
For quotes, samples, or technical support, please reach out.
Mrs. Zhongcheng Metal
Manager
- Email: zhongcheng@metalsstainlesssteel.com
- Tel: 13309216881
- WhatsApp: 13309216881
-
WeChat:
13363905196
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