How does the Cuplock (C-Lock) scaffolding mechanism work?

Cuplock scaffolding uses a fixed lower cup and a movable upper cup. The ledger blade sits inside the lower cup and the upper cup slides down and locks the connection with a hammer tap, creating a rigid joint quickly.

What are the main components of a Cuplock scaffolding system?

The main Cuplock components include vertical standards with cups, horizontal ledgers with forged blade ends, transoms for platform support, braces for stability, spigot pins/joint pins for height connections, base jacks for leveling, and steel planks for platforms.

What is the load capacity of Cuplock vertical standards and towers?

Cuplock vertical standards generally support safe working loads up to 40–50 kN depending on spacing and height. Cuplock towers can be safely erected up to 6–10 meters with proper bracing and correct installation as per manufacturer guidelines.

Is Cuplock scaffolding suitable for formwork and slab support work?

Yes. Cuplock scaffolding is widely used for slab support and formwork because it provides fast erection, strong vertical load performance, stable grid layout, and reliable locking at node points.

Do you supply Cuplock scaffolding in bulk with export packaging?

Yes. AMCO Exports supplies Cuplock systems and accessories in bulk with export-ready packing, palletization, labeling, and dispatch support for pan-India delivery and international export shipments.

Cuplock Scaffolding System Manufacturer in India

Cuplock System for Scaffolding & Formwork & Access

The Cuplock Scaffolding System is a modular, heavy-duty support solution widely used for
formwork, staging, and access scaffolding in construction and industrial projects.
Its proven cup-lock connection mechanism allows fast erection, high load capacity, and minimal loose components, making it one of the most preferred systems on large project sites.AMCO Exports manufactures precision-engineered Cuplock components designed to perform reliably under tough site conditions, repeated use, and heavy structural loads.

Cuplock Scaffolding System – Technical Specifications

1. Cuplock Vertical Standards

Length (m)	Outer Diameter	Material Grade	Weight (kg)	Top Cup	Bottom Cup
0.5 m	48.3 mm	Mild Steel / EN-8	2.80 – 3.20	Fitted	Fitted
1.0 m	48.3 mm	Mild Steel / EN-8	5.60 – 6.20	Fitted	Fitted
1.5 m	48.3 mm	Mild Steel / EN-8	8.40 – 9.20	Fitted	Fitted
2.0 m	48.3 mm	Mild Steel / EN-8	11.00 – 12.30	Fitted	Fitted
2.5 m	48.3 mm	Mild Steel / EN-8	13.80 – 15.10	Fitted	Fitted
3.0 m	48.3 mm	Mild Steel / EN-8	16.50 – 18.00	Fitted	Fitted

2. Cuplock Horizontal Ledgers

Length (m)	Tube Diameter	Ledger End Type	Material Grade	Weight (kg)
0.6 m	48.3 mm	Forged Blade End	Mild Steel / EN-8	2.50 – 2.80
0.9 m	48.3 mm	Forged Blade End	Mild Steel / EN-8	3.60 – 4.00
1.2 m	48.3 mm	Forged Blade End	Mild Steel / EN-8	4.80 – 5.20
1.5 m	48.3 mm	Forged Blade End	Mild Steel / EN-8	6.00 – 6.50
1.8 m	48.3 mm	Forged Blade End	Mild Steel / EN-8	7.20 – 7.80
2.0 m	48.3 mm	Forged Blade End	Mild Steel / EN-8	8.00 – 8.50

3. Cuplock Accessories

Component	Material	Description	Weight
Top Cup	Forged Steel	Locks horizontals into place	0.40 – 0.50 kg
Bottom Cup	Mild Steel / Ductile Cast Iron	Fixed at node point	0.25 – 0.35 kg
Ledger Blade	Forged Steel	Engages with top & bottom cups	0.25 – 0.30 kg
Spigot Pin	Mild Steel	Joins verticals	0.35 – 0.45 kg
Base Jack	Mild Steel	Provides height adjustment	3.5 – 4.5 kg

4. Load Capacity (General)

Component	Safe Working Load
Vertical Standard	Up to 40–50 kN depending on height & spacing
Ledger (Horizontal)	Used as bracing/support only — not load-bearing
Cuplock Tower	Safe up to 6–10 meters with proper bracing

5. Surface Finish Options

Finish Type	Benefits
Painted	Economical, corrosion-resistant
Hot-Dip Galvanized	Ideal for long-term & offshore projects
Powder-Coated	Scratch resistant, clean finish

Why Contractors Choose AMCO Exports

AMCO Exports has supplied Cuplock components for decades to India’s leading EPC contractors. Every component is built to tight tolerances and tested for durability.

Used in projects by:
L&T, Tata Projects, GMR, Shapoorji Pallonji, Reliance Infra, and more.

We support:

Bulk orders
Export shipments
Custom fabrication

Related Cuplock System & Accessories

The Cuplock Horizontal Ledger works as part of a complete Cuplock scaffolding system. To build a safe and fully compatible structure, contractors typically combine ledgers with the following Cuplock accessories:

Cuplock Vertical Standards – form the main load-bearing vertical framework
Cuplock Intermediate Transoms – support platform decking and distribute loads
Top Cup & Bottom Cup – lock ledgers and transoms securely at node points
Cuplock Base Jack / Adjustable Jack – allow height adjustment and ground leveling
Cuplock Spigot / Joint Pin – connect vertical standards in height
Steel Planks / Scaffold Boards – create safe working platforms

Because all these components follow standard Cuplock specifications, they fit together seamlessly. As a result, contractors achieve faster erection, better load distribution, and improved site safety.

For complete Cuplock system supply and accessories, AMCO Exports provides manufacturer-direct support, consistent quality, and bulk project pricing.

Get Cuplock System Price & Availability

For Cuplock scaffolding price, bulk orders, or project-based supply, contact AMCO Exports directly. Share your required sizes, quantities, and delivery location for a quick quotation.

📞 Call / WhatsApp: +91 98888 82322
📧 Email: amcosales1@gmail.com
🌐 Website: www.amcoexports.com

Pan-India supply | Export supported | Manufacturer pricing

Key Features of Cuplock Scaffolding System

- Fast cup-lock mechanism for rapid erection
- Strong and stable structure for heavy-duty support
- Ideal for formwork, staging, shuttering, and access scaffolding
- Minimum loose components = zero loss on site
- Compatible with standard 48.3mm tubes
- Durable, long-lasting, and proven in major projects

Where Cuplock System Is Used

Construction

Façade work, slab support, access platforms, beam formwork.

Industrial Plants

Shutdown maintenance, elevated working platforms.

Shipbuilding & Offshore

Complex structures requiring rigidity and speed.

Its modular design means:

Faster erection & dismantling
Fewer workforce requirements
Lower rental and storage costs

How the Cuplock Connection Works

The forged ledger blade is placed into the lower cup on the vertical.
Then the upper cup slides down and locks with a quick hammer tap.
The result: a rigid, positive connection within seconds.

FAQ

Q1: How does the Cuplock (C-Lock) mechanism work?

It uses a fixed lower cup and a movable upper cup. A ledger blade sits in the lower cup, and the upper cup locks it with a hammer blow—creating a secure joint instantly.

Q2: What are the cost benefits of Cuplock scaffolding?

The system dramatically reduces labor time because assembly is tool-less and fast. Faster erection = lower project cost.

Q3: Is C-Lock the same as Cuplock scaffolding?

Yes. C-Lock is a branded version of the standard Cuplock scaffolding system used worldwide.

Q4: Why is Cuplock more efficient than traditional scaffolding?

No nuts, bolts, clamps, or wedges. Minimal loose parts, faster build time, and higher productivity.

Q5: Are you a Cuplock System manufacturer?

Yes. AMCO Exports is a leading manufacturer and exporter of Cuplock verticals, horizontals, top cups, bottom cups, and all related accessories.

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Cuplock Scaffolding System