Home Square Tube Fittings Square Tube Fittings 40mm x 40mm
Stainless Steel Square Welded Base Flange
Square Welded Base Structure

Welded Base

The Square Welded Base is engineered for architectural projects that demand maximum structural rigidity and a seamless, high-end finish. Designed specifically for 40mm x 40mm square tubing, this heavy-duty base plate is intended to be welded directly to the bottom of the railing post, creating a permanent, unbreakable bond that far exceeds the stability of standard mechanical handrail fittings. With external dimensions of 100mm x 100mm, it provides an expansive footprint for secure anchoring to floors, walls, or decks. Manufactured from high-quality stainless steel, the square welded base delivers excellent corrosion resistance and a clean, modern appearance, while the welded design eliminates visible fasteners for a seamless, professional finish in both indoor and outdoor railing systems.

Category

Part NO. □1

□2

H

Material

Surface

Place of Production

Square Tube Fittings

S007.40.00

40x40mm

100mm

18mm

AISI 304,316 or Duplex SS 2205

Casting

Shandong, China

 

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

FAQ:

Q1: What makes a square welded base better than a bolted flange?
A: A welded base offers superior structural strength because it becomes part of the post itself. It is also more aesthetically pleasing because it eliminates visible mechanical fasteners between the post and the base, providing a "built-in" appearance.

Q2: What are the specific dimensions of this base plate?
A: The plate has external dimensions of 100mm x 100mm and is precision-sized to fit a 40mm x 40mm square box section post.

Q3: What material options are available?
A: Square welded bases are typically manufactured from AISI 304 or AISI 316 stainless steel, offering durability and corrosion resistance.

Q4: How is the base plate installed on-site?
A: First, the base is welded to the bottom of your 40mm square post. Once the post is fabricated, the entire assembly is secured to the surface (floor or wall) by driving bolts through the pre-drilled holes in the base plate.

Q5: Do I need to grind the welds after installation?
A: For the best aesthetic result, most installers perform a light grind and polish on the weld bead to create a perfectly smooth, monolithic transition between the post and the Square Welded Base.

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