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Stainless Steel 50mm Square Tube Joiners
50mm Square Tube Joiners 90 Degree Structure

Square Tube Joiner Tee 90°

The 50mm Square Tube Joiners are high-performance architectural components engineered to create precise three-way intersections in handrail systems. Specifically designed for 50mm x 50mm square stainless steel tubing, these connectors allow for the creation of stable “T” shaped branches, making them essential for complex railing layouts on balconies, staircases, and safety barriers. These tube connectors provide critical structural support, ensuring that the intersecting rails remain secure and aligned under various load conditions.

Manufactured from premium AISI 304 or 316 grade stainless steel, these square handrail fittings are built to withstand demanding environments, including high-moisture and outdoor settings. Available in both satin and mirror-polished finishes, they offer a modern, weld-free assembly solution that maintains the clean, sharp lines of square architectural tubing. By facilitating a flush internal fit, the 50mm Square Tube Joiners ensure a seamless transition that is both visually appealing and code-compliant.

Category

Part NO.
Fit for Tube

(mm)

A

(mm)

(mm)

Material

Surface

Place of Production

Square Line

ST0450
50.8 x 50.8 x 1.5
37.5 50.8

Stainless Steel 304 / 316

Satin or Mirror polished

Shandong, China

 

Tube Joiner Basic Info:

1. Manufacturing Process: Investment Casting + Precision Machining+Polishing
2. Application Scenario: Hotel, Villa, Apartment, Office Building, Hospital, School, Mall, Sports Venues, Leisure Facilities, Supermarket, Park, Bathroom, Outdoor, Exterior, Entry, Hall, Staircase, Gym
3. Use Place: Bridge Railings / Handrails, Deck Railings / Handrails, Porch Railings / Handrails, Stair Railings / Handrails
4. Design Style: Contemporary, Modern, European, Craftsman
5. Certificate: ISO9001:2015
6. Engineering Solution Capability: Graphic Design, 3d Model Design, Total Solution For Projects
7. Certificates: Material Certificates, Dimension Inspection Certificate
8. Lead Time : 60days batch production after square tube joiner samples approved
9. Warranty Service: 1 Year
10. After-sales Service: Online Technical Support, Return And Replacement

 

FAQ:

Q1. What tube dimensions are compatible with these 50mm Square Tube Joiners?
A: These joiners are precision-engineered to fit 50mm x 50mm square stainless steel tubing. They slide internally into the tube ends to provide a flush and secure connection.

Q2. Which stainless steel grade should I specify for an outdoor handrail?
A: For any outdoor, coastal, or high-moisture environment, AISI 316 stainless steel is mandatory due to its superior corrosion resistance. For dry, controlled interior applications, AISI 304 is a suitable and durable option.

Q3. Does the installation of these tube connectors require welding?
A: No. These square handrail fittings are designed for modern, weld-free installation. They are typically secured using high-strength structural adhesives or internal mechanical fasteners, providing a clean professional finish while reducing on-site labor.

Q4. Where are these T-shaped joiners typically used?
A: They are primarily used to create intersections or branches in a railing system, such as where a mid-rail meets a vertical post or where a handrail run requires a 90-degree perpendicular branch.

Q5. What finishes are available to match my railing design?
A: To ensure a perfect match with your existing hardware, these joiners are available in two premium finishes:

Satin: A brushed finish that is easy to maintain and highly durable.
Mirror Polished: A highly reflective finish that offers a premium look and added surface protection in exterior environments.

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