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Stainless Steel 90 Degree Tube Joiner for Handrail
90 Degree Tube Joiner StStructure

Slotted Tube Joiner 90°

The 90 Degree Tube Joiner is a precision-engineered fitting designed for slotted tube railing systems, enabling seamless right-angle connections in stainless steel handrails and glass balustrades. Specifically developed for Ø42.4mm and Ø48.3mm round slotted tubes, this connector ensures accurate 90° alignment between two rail sections without the need for complex miter cutting. Its slotted design integrates perfectly with glass panels, allowing the joiner to function as a clean and continuous cap rail connector in frameless glass railing systems. Manufactured from high-quality AISI 304 or 316 stainless steel and available in satin or mirror polished finishes, the joiner provides excellent corrosion resistance, structural stability, and a modern architectural appearance. As an essential component in slotted tube railing fittings and stainless steel handrail fittings, it delivers both ease of installation and long-term durability.

Category

Part NO.
Fit for Tube

(mm)

A

(mm)

Ø

(mm)

Material

Surface

Place of Production

Slotted Tube Fittings

SL100242

Ø42.4 x 1.5

30 42.4

Stainless Steel 304 / 316

Satin or Mirror polished

Shandong, China

Slotted Tube Fittings

SL100248
Ø48.3 x 1.5
35 48.3

 

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 tube joiner samples approved
9. Warranty Service: 1 Year
10. After-sales Service: Online Technical Support, Return And Replacement

 

FAQ:

Q1. What is the main advantage of using a 90 Degree Tube Joiner over miter cutting?
A: This joiner eliminates the need for complex miter cuts on the job site, ensuring a perfectly aligned 90-degree corner every time. The "flush" design allows the tubing to slide directly over the connector, resulting in a smooth transition that is both easier to install and more aesthetically pleasing.

Q2. How does the joiner interact with the slots in the tubing?
A: Slotted tubing features longitudinal grooves along its length. The 90 Degree Tube Joiner is shaped to utilize these slots, which facilitates a secure connection and prevents the tubing from rotating or shifting once the corner is established.

Q3. Which material grade is recommended for outdoor or coastal use?
A: For outdoor or coastal environments, we recommend AISI 316 stainless steel due to its superior resistance to corrosion and harsh weather conditions. For standard interior installations, AISI 304 stainless steel provides a durable and cost-effective solution.

Q4. What tubing sizes are compatible with these joiners?
A: These fittings are frequently designed to fit standard cap rail diameters, including 42.4mm and 48.3mm. It is essential to match the joiner to your specific tubing diameter to ensure a secure, flush-fit connection.

Q5. Are these joiners suitable for frameless glass systems?
A: Yes. They are primarily used as corner pieces for top cap rails in glass balustrade systems, providing a stable handrail surface that protects the top edge of the glass while maintaining a clean, modern look.

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