|
Product Name |
Adjustable Scaffolding Screw Jacks U Head |
|
Material |
Hot Rolled Steel |
|
Diameter*Thickness |
38mm X 4mm |
|
Length |
650mm |
|
U Size |
150 X 170 X 125 X 100 |
|
Standard |
BS-1139 |
|
Surface Treatment |
Painted / Hot Dipped Galvanized |
|
Solid Jack Base |
Screw Jack (mm) |
Base Plate(mm) |
Weight |
|
30x400 |
120x120x4 |
2.61kg |
|
|
30x600 |
120x120x4 |
3.58kg |
|
|
32x400 |
120x120x4 |
3.06kg |
|
|
34x400 |
120x120x4 |
3.25kg |
|
|
34x600 |
120x120x4 |
4.51kg |
|
|
Hollow Jack Base |
38x4x600 |
150x150x5 |
3.39kg |
|
38x4x660 |
150x150x6 |
3.77kg |
|
|
38x4x760 |
150x150x5 |
3.93kg |
|
|
48x4x600 |
150x150x6 |
4.51kg |
|
|
48x4x900 |
150x150x6 |
5.97kg |
|
|
Solid U Head Jack |
30x400 |
150x150x50x4 |
3.35kg |
|
30x600 |
150x120x50x4 |
4.08kg |
|
|
32x600 |
120x120x50x4 |
3.28kg |
|
|
34x400 |
105x100x50x4 |
4.55kg |
|
|
34x600 |
150x120x50x4 |
5.01kg |
|
|
Hollow U Head Jack |
38x4x600 |
150x150x50x5 |
3.99kg |
|
38x4x660 |
170x150x80x6 |
5.04kg |
|
|
38x4x700 |
165x150x50x5 |
4.61kg |
|
|
48x4x600 |
150x150x50x6 |
5.23kg |
|
|
48x4x900 |
200x200x50x8 |
8.68kg |
The Application
- The scaffolding adjustable u head jack are usually used in Frame scaffold.
- The hollow base jack used in modular scaffold, for example the Ringlock system, Cuplock system, and Kwikstage system.
- U jack base is used for securely bear the load of primary and secondary beams. base jack can adjust the process of scaffolding structures, which ensure stable for your construction work.
|
Hollow U Head Jack |
38x4x600 |
150x150x50x5 |
3.99kg |
|
38x4x660 |
170x150x80x6 |
5.04kg |
|
|
38x4x700 |
165x150x50x5 |
4.61kg |
|
|
48x4x600 |
150x150x50x6 |
5.23kg |
|
|
48x4x900 |
200x200x50x8 |
8.68kg |
|
|
Solid U Head Jack |
30x400 |
150x150x50x4 |
3.35kg |
|
30x600 |
150x120x50x4 |
4.08kg |
|
|
32x600 |
120x120x50x4 |
3.28kg |
|
|
34x400 |
105x100x50x4 |
4.55kg |
|
|
34x600 |
150x120x50x4 |
5.01kg |
Feature
Scaffold jacks provide a safe and stable platform for elevated work, making them ideal for construction, equipment leveling, and automotive repair applications. Key advantages of using Scaffold jacks include:
1.High load capacity to securely support various equipment
2.Versatility for any terrain, suitable for both flat and uneven surfaces, expanding scaffold usage possibilities
3.Precise support to ensure structural stability during operation
4.Scaffold Jacks feature excellent corrosion resistance for use in diverse environments
5.Adjustable height allows the Scaffold jack to compensate for uneven ground levels
Functions of Different Scaffold Jack Attachments
The same adjustable scaffold jack can perform various functions when paired with different attachments. By swapping top or bottom connectors, it can be used for leveling, beam support, formwork support, or slope construction. Let's explore more applications of Scaffold jacks!
Universal Jack + Fixed Socket Base
The adjustable jack base commonly serves as a leveling foot at the bottom of scaffolding. When connected to a bowl-type drop head, it can also support filler beams and bowl-type floor beams.
Universal Jack + Fixed Universal Joint Head
This adjustable U-type jack is used at the top of scaffolding to support scaffolding timber, steel beams, aluminum beams, and similar structures. U-type universal jack scaffolding is widely used in concrete and construction work for various types of floor and beam formwork.
Universal Jack + Fixed Fork Head
Adjustable fork head jacks support main and secondary scaffolding beams in four directions. Suitable for formwork of various shapes for slabs and beams.
Universal Jack + Rotating Base
Rotating jacks for slope foundation construction.
Key Components of a Scaffold Jack
1.Threaded Shaft: The primary component of a screw jack, used to adjust height.
2.Base Plate: Mounted at the bottom of the screw jack, it helps prevent sinking or loss of balance.
3.Adjusting Nut: Used to control the height of the scaffolding legs during vertical adjustment.
Factory Strength & Production Capability
Irontrix is a direct scaffolding manufacturing factory in China. Our production line covering cutting, welding, surface treatment, assembling and final inspection.
Loading Inspection and Certification
International safety standards, including as OSHA, EN, BS and ANSI , are met by our Steel Planks with Hook. Before delivery, we provide Strict quality and load-bearing inspections. All systems have access to certification and inspection reports, ensuring the safety of your business.

FAQ
Q: How does the height adjustment work on an adjustable jack base?
A: The height of an adjustable jack base is modified by rotating the threaded stem. As the stem is turned, it either raises or lowers the base plate, allowing the scaffold to be positioned precisely on uneven surfaces and providing a level foundation.
Q: What materials are scaffolding adjustable jack bases and U-head jacks made from?
A: These jacks are usually made from high-strength steel for durability and stability. The base plate may be coated or galvanized to prevent rusting and improve longevity, especially in outdoor and construction environments.
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