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EN12811 ringlock scaffolding tower for Bridge Construction
Zhuozhan’s ringlock scaffolding system is composed of precision-engineered components—including vertical standards, ledgers, diagonal braces, base jacks, steel planks, and accessories—that work seamlessly together for safe and efficient structures. Each part is available in various materials, sizes, and finishes to meet diverse project needs, offering flexibility for new builds, system expansions, or part replacements. Whether you require high load capacity, corrosion resistance, or compatibility with existing systems, our components deliver proven performance and durability.
Component Display
Our ringlock system includes the following components:
Component |
Description |
Vertical Standard |
48.3×3.25mm, Q355B, hot-dip galvanized, variou lengths |
Horizontal Ledger |
48.3×2.75mm, Q355B, with cast ends |
Diagonal Brace |
For structural stability and diagonal support |
Base Jack |
Adjustable screw jack for height adjustment |
U Head Jack |
For formwork and shoring support |
Steel Plank |
Anti-slip perforated surface with hooks |
Connectors |
Spigot, pins, and wedges for secure connections |
Overview of Components
Vertical Standard
Zhuozhan’s Vertical Standard is the main load-bearing component of the ringlock scaffolding system. Made from high-strength steel and equipped with rosettes at precise intervals, it ensures stable connections with ledgers and braces. Available in various lengths and surface finishes, it offers excellent durability and adapts to diverse construction needs.
|
Standard Specifications for Vertical Bars |
|||||
|
Tube diameter(mm) |
Tube thickness(mm) |
Material |
Weight(kg) |
Length(mm) |
Surface treatment |
|
48 |
3.25 |
Q345 |
12.75 |
2500 |
Hot-dip galvanizing |
|
48 |
3.25 |
Q345 |
10.45 |
2000 |
Hot-dip galvanizing |
|
48 |
3.25 |
Q345 |
8.02 |
1500 |
Hot-dip galvanizing |
|
48 |
3.25 |
Q345 |
5.17 |
1000 |
Hot-dip galvanizing |
Horizontal Ledger
Zhuozhan’s Horizontal Ledger connects vertical standards to form rigid scaffolding frames. Manufactured from high-quality steel, it features wedge heads for secure, tool-free locking into the rosette discs. Available in multiple lengths, it ensures excellent stability and quick assembly for various construction projects.
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Standard Specifications for Horizontal Bars |
|||||
|
Tube diameter(mm) |
Tube thickness(mm) |
Material |
Weight(kg) |
Length(mm) |
Surface treatment |
|
48 |
2.75 |
Q345 |
1.41 |
300 |
Hot-dip galvanizing |
|
48 |
2.75 |
Q345 |
2.39 |
600 |
Hot-dip galvanizing |
|
48 |
2.75 |
Q345 |
3.34 |
900 |
Hot-dip galvanizing |
|
48 |
2.75 |
Q345 |
4.29 |
1200 |
Hot-dip galvanizing |
|
48 |
2.75 |
Q345 |
5.24 |
1500 |
Hot-dip galvanizing |
|
48 |
2.75 |
Q345 |
6.14 |
1800 |
Hot-dip galvanizing |
Diagonal Brace
Zhuozhan’s Diagonal Brace enhances the overall stability of the ringlock scaffolding system by reinforcing lateral strength. Made from durable steel with swivel wedge heads, it connects diagonally between vertical and horizontal members, ensuring structural rigidity on uneven or high-rise setups.
|
Specifications and Standards for Diagonal Bracing |
|||||
|
Tube diameter(mm) |
Tube thickness(mm) |
Material |
Weight(kg) |
Length(mm) |
Surface treatment |
|
48 |
2.75 |
Q345 |
5.37 |
600*1500-1600 |
Hot-dip galvanizing80μm |
|
48 |
2.75 |
Q345 |
5.67 |
900*1500-1700 |
Hot-dip galvanizing80μm |
|
48 |
2.75 |
Q345 |
6.04 |
1200*1500-1860 |
Hot-dip galvanizing80μm |
|
48 |
2.75 |
Q345 |
6.44 |
1500*1500-2040 |
Hot-dip galvanizing80μm |
|
48 |
2.75 |
Q345 |
7.04 |
1800*1500-2240 |
Hot-dip galvanizing80μm |
Solid Base Jack
Built for strength and reliability, Zhuozhan’s solid base jack offers heavy-duty ground support with easy adjustment and long-term durability in harsh site conditions.
parameter |
Specification |
outer diameter |
Ø34 mm / Ø38 mm |
Screw length |
350 mm / 500 mm / 650 mm |
Thread Type |
ACME Thread / Square Thread |
Base plate size |
120×120×5 mm / 150×150×6 mm |
Number of holes on bottom plate |
4 holes / No holes |
Material |
Q235 / Q355 |
Surface treatment |
Hot dip galvanizing / electro galvanizing / spray painting |
Unit weight range |
3.5 kg – 5.5 kg |
Carrying capacity |
Up to 8 tons |
Applicable systems |
Ringlock/Cuplock/Frame scaffolding system |
Hollow Base Jack
Lightweight yet reliable, Zhuozhan’s Hollow Base Jack offers precise height adjustment and stable support for scaffolding systems. Its hollow steel design reduces weight without sacrificing essential strength, making it ideal for projects where easy handling and quick setup are key.
parameter |
Specification |
outer diameter |
Ø32 mm / Ø34 mm |
Wall thickness |
4.0 mm / 4.5 mm |
Screw length |
350 mm / 500 mm / 650 mm |
Thread Type |
ACME Thread / Square Thread |
Base plate size |
120×120×5 mm / 150×150×6 mm |
Number of holes on bottom plate |
4 holes / No holes |
Material |
Q235 / Q355 |
Surface treatment |
Hot dip galvanizing / electro galvanizing / spray painting |
Unit weight range |
2.2 kg – 3.5 kg |
Carrying capacity |
Up to 6 tons |
Applicable systems |
Ringlock/Cuplock/Frame scaffolding system |
Solid U Head Jack
The Solid U Head Jack from Zhuozhan provides strong support for formwork and scaffolding beams. Its solid steel screw design ensures high load capacity and smooth height adjustments, while a galvanized finish protects against rust for long-term use.
parameter |
Specification |
U bracket width |
120 mm / 150 mm |
U support height |
50 mm / 80 mm |
Screw outer diameter |
Ø34 mm / Ø38 mm |
Screw length |
350 / 500 / 650 mm |
Surface treatment |
Hot dip galvanizing / painting |
Weight range |
4.2 kg – 6.5 kg |
Carrying capacity |
Up to 8 tons |
Hollow U Head Jack
A versatile scaffolding component designed with a hollow structure for reduced weight and enhanced portability. The U-shaped head provides a secure support interface for ledger connections, ensuring stability and ease of assembly in various construction applications.
parameter |
Specification |
U bracket width |
120 mm / 150 mm |
U support height |
50 mm / 80 mm |
Screw outer diameter |
Ø32 mm / Ø34 mm |
Wall thickness |
4.0 mm / 4.5 mm |
Screw length |
350 / 500 / 650 mm |
Surface treatment |
Hot dip galvanizing / painting |
Weight range |
3.0 kg – 4.5 kg |
Carrying capacity |
Up to 6 tons |
Steel Plank
Robust steel decking designed to offer reliable support and safety for workers on scaffolding. Engineered for heavy-duty performance, it features excellent load-bearing capacity and long-lasting durability in harsh construction environments.
parameter |
Specification |
Material |
Q235 / Q345 |
width |
210 mm / 240 mm / 250 mm / 300 mm |
Height (side height) |
45 mm / 50 mm |
thickness |
1.0 mm / 1.2 mm / 1.5 mm |
length |
1000 mm – 4000 mm (customizable) |
Surface treatment |
Hot dip galvanizing / electro galvanizing / spray painting |
Anti-slip design |
Punching / Wave pattern / Embossing |
Connection method at both ends |
Hook / Flat Head |
Single block weight range |
3.5-9.03 kg (depending on the size) |
Carrying capacity |
Single block can carry 200 kg – 350 kg |
Applicable systems |
Ringlock scaffolding system |
Base collar
A key scaffolding part fitted at the bottom of vertical standards, providing a secure connection point for ledgers and braces. It ensures alignment and stability for the scaffold structure.
parameter |
Specification |
Material |
Q235 / Q345 |
Pipe Outer Diameter |
Ø48.3 mm |
Wall thickness |
3.0 mm / 3.2 mm / 3.5 mm |
Height (Length) |
200 mm / 230 mm / 250 mm |
Lock disk type |
8-hole plate / round plate (Rosette) |
Lock plate thickness |
10 mm / 12 mm |
Welding process |
Robot welding / manual welding |
Surface treatment |
Hot dip galvanizing / electro galvanizing / spray painting |
Unit weight range |
1.5 kg – 2.5 kg |
Functional purpose |
Used to connect poles to poles to enhance overall stability |
Applicable systems |
Ringlock scaffolding system |
FAQ
Q1:Can I buy individual parts instead of full sets?
Yes. At Zhuozhan, you can order individual components such as vertical standards, ledgers, diagonal braces, base jacks, steel planks, and accessories. This is perfect for replacing damaged parts or supplementing existing systems.
Q2：Are your components compatible with other brands?
Our ringlock parts are designed to be compatible with major international systems, including Layher and similar European standards. We also offer custom adapters if needed.
Q3：What materials do you use for different components?
We offer parts in various grades of steel such as Q235, Q345, and Q355, depending on load requirements. Surface treatments include hot-dip galvanizing, electro-galvanizing, or painting for corrosion protection.
Q4:Can I customize the sizes or specifications of components?
Absolutely. We support custom lengths, thicknesses, and special designs for components to match specific project needs.