Glass Clamps

Stainless Steel Glass Clamps for Balustrades and Partitions

 

Architectural-grade glass clamps engineered for structural glass balustrades, pool fencing, staircases, and interior glass partitions. Manufactured via silica sol investment casting and multi-axis CNC machining, ensuring precise geometry and reliable panel retention.

 
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Glass Panel Clamps

 

Product Range

Flat Back Glass Clamps: Designed for mounting onto flat surfaces, square structural steel posts, or concrete walls.

 

Round Tube Glass Clamps: Fitted with matching saddle curves to secure glass panels directly onto circular posts (diameters including 42.4 mm and 48.3 mm).

 

D-Shape & Square Clamps: Heavy-duty geometric profiles providing clean modern lines for residential and commercial balustrade systems.

 

Adjustable & Safety Pin Clamps: Incorporating optional load-bearing safety pins (glass slip prevention) and adjustable hinge mechanisms.

 

Materials & Technical Specifications

 

Parameter

Specification / Detail

Standard Alloys

AISI 304 / CF8, AISI 316 / CF8M, Duplex 2205 (UNS S31803)

Glass Thickness Range

8 mm, 10 mm, 12 mm, 12.7 mm (1/2 inch)

Surface Finishes

Satin / Brushed (Ra <= 0.4 um), Mirror Polish (800 Grit), Matte Black PVD Coating

Gasket Configurations

EPDM or Neoprene rubber inserts matched precisely to specific glass thicknesses

Dimensional Tolerance

ISO 2768-m (Machined), ISO 8062-CT6 (As-Cast)

Hardware Components

M8 security hex socket screws, grub screws, and optional internal safety pins

 

Manufacturing & Machining

Silica Sol Investment Casting

Medium-frequency induction melting ensures uniform microstructure and eliminates internal shrinkage voids.

Precision CNC Machining

Milling of screw threads, flat mounting faces, and pin slots to strict dimensional tolerances.

Surface Polishing

Automated belt sanding followed by multi-stage hand polishing to achieve consistent grain orientation across production lots.

 

 

Quality Control & Verification

Every production lot undergoes rigorous multi-point inspection to guarantee structural integrity in outdoor and marine exposures.

 

Chemical Analysis: Spectrometric test reports supplied for every heat code to verify alloy composition.

 

Corrosion Resistance: Neutral Salt Spray (NSS) testing up to 500 hours (ASTM B117) for SS316 grades.

 

Dimensional Inspection: CMM verification and custom Go/No-Go gauges for screw threads and clamping depths.

 

Clamping Slip Tests: Proof load testing on sample assemblies to determine holding friction under vertical load.

Glass Panel Clamps

 

OEM & Customization Services
 

Tooling Development

3D rapid prototyping and custom wax pattern dies built from CAD drawings or physical samples.

Custom Profiles & Markings

Tailored base radii for non-standard post diameters, laser-etched branding, and custom packaging boxes.

Surface Treatments

Special PVD color matching (e.g., Brushed Brass, Gunmetal, Bronze) and passivated finishes.

 

Production Capacity & Delivery

 

 

Monthly Capacity: 80,000 units

Sample Lead Time: 7 to 10 days for standard items; 20 to 25 days for custom mold development

Mass Production Lead Time: 30 to 35 days upon drawing sign-off and deposit receipt

Packaging Standard: Individual PE polybag, rubber gaskets included, packed into neutral inner boxes and export master cartons on fumigated wooden pallets.

 

FAQ

 

Q: How do I select the correct rubber gasket size for my glass thickness?

A: Gasket thickness depends directly on your glass panel size. For 10 mm glass, we supply 2 mm thick EPDM inserts (total combined gap 10 mm). Using the correct gasket ensures even pressure distribution without point-loading the glass.

Q: What is the difference between flat back and tube-mounted glass clamps?

A: Flat back clamps feature a flat rear seating face for mounting onto flat steel channels, timber, or masonry walls. Tube-mounted clamps feature a concave saddle radius machined to match specific circular post outer diameters (such as 42.4 mm or 48.3 mm).

Q: Do your glass clamps require a hole drilled in the glass panel?

A: Standard friction-fit glass clamps hold panels securely via mechanical clamping force exerted by EPDM gaskets and M8 socket screws. However, we also manufacture pin-locating clamps if local building regulations require a safety pin passing through a pre-drilled glass hole.

Q: How do you prevent tea-staining and corrosion on coastal projects?

A: For coastal or pool environments within 5 km of saltwater, we strictly recommend AISI 316 or Duplex 2205 alloys. Every batch is verified via XRF spectrometry, and finished parts undergo acid pickling and passivation to remove free iron from the surface.

Q: Can you laser-etch our company logo onto the glass clamps?

A: Yes. We offer laser marking on the flat body of the clamp for private-label distributors, matching your exact artwork specifications prior to export packaging.

Q: What fastener materials are included with the glass clamps?

A: All standard assembly hardware—including M8 clamping screws, security bolts, and grub screws—is manufactured from matching marine-grade AISI 316 stainless steel to prevent galvanic corrosion between dissimilar metals.

WUDI COUNTY SHUN YE STAINLESS STEEL PRODUCTS CO.,LTD. is one of the most professional glass clamps manufacturers and suppliers in China, also supports customized service. Welcome to buy bulk cheap glass clamps made in China here and get quotation from our factory. For price consultation, contact us.

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