Heavy Duty Cabinet Stay Prop, China Factory Supply
Steel scaffolding props are essential supports for formwork, beams, and plywood during concrete construction. Replacing traditional timber poles that easily cracked or rotted under wet concrete, these steel shoring solutions offer superior safety, higher load capacity, and exceptional durability. Their adjustable telescopic design accommodates various height requirements. Known by many names—such as shoring posts, Acrow jacks, or adjustable steel struts—they provide reliable, reusable support for modern building projects.
Specification Details
|
Item |
Min Length-Max. Length |
Inner Tube Dia(mm) |
Outer Tube Dia(mm) |
Thickness(mm) |
Customized |
| Heavy Duty Prop |
1.7-3.0m |
48/60/76 |
60/76/89 |
2.0-5.0 | Yes |
| 1.8-3.2m | 48/60/76 | 60/76/89 | 2.0-5.0 | Yes | |
| 2.0-3.5m | 48/60/76 | 60/76/89 | 2.0-5.0 | Yes | |
| 2.2-4.0m | 48/60/76 | 60/76/89 | 2.0-5.0 | Yes | |
| 3.0-5.0m | 48/60/76 | 60/76/89 | 2.0-5.0 | Yes | |
| Light Duty Prop | 1.7-3.0m | 40/48 | 48/56 | 1.3-1.8 | Yes |
| 1.8-3.2m | 40/48 | 48/56 | 1.3-1.8 | Yes | |
| 2.0-3.5m | 40/48 | 48/56 | 1.3-1.8 | Yes | |
| 2.2-4.0m | 40/48 | 48/56 | 1.3-1.8 | Yes |
Other Information
| Name | Base Plate | Nut | Pin | Surface Treatment |
| Light Duty Prop | Flower type/Square type | Cup nut/norma nut | 12mm G pin/ Line Pin | Pre-Galv./Painted/
Powder Coated |
| Heavy Duty Prop | Flower type/Square type | Casting/Drop forged nut | 14mm/16mm/18mm G pin | Painted/Powder Coated/
Hot Dip Galv. |
Welding Technician Requirements
Every heavy-duty prop undergoes strict in-house quality control. We begin by testing steel grade, diameter, and thickness. Pipes are laser-cut with precision up to 0.5mm tolerance. Our welding standards require consistent depth and width, with uniform speed to prevent defects like false welds or spatter. All welds are clean, residue-free, and visually inspected to ensure flawless execution. See the welding examples below for reference.
Testing Report
Before any shipment, our team conducts mandatory inspections according to your requirements. We provide two verification options:
Internal Testing: Load capacity is verified using our in-house hydraulic press.
Third-Party Certification: Samples are dispatched to the SGS laboratory for independent analysis.
Advantages
1.Outstanding load-bearing capacity and safety
Made of high-quality steel, the pipe wall thickness is usually above 2.0mm, far exceeding the fragile wooden supports of traditional designs. The outer diameter of the heavy supports can reach 48-89mm or even larger. Through hydraulic testing, it has been verified to be able to stably bear the huge pressure during concrete pouring, fundamentally eliminating the risk of collapse and ensuring construction safety.
2. Highly adjustable, flexible adaptation
The innovative telescopic design enables it to flexibly adjust the support height, easily meeting the elevation requirements of different template structures such as beam bottoms and floor slabs. With just one set of tools, it can handle various construction scenarios, eliminating the need for on-site cutting like with wood, significantly enhancing construction efficiency.
3. Extremely durable and cost-effective
The steel material is sturdy and long-lasting. Unlike wooden poles, it is not prone to absorbing water, rotting or cracking. Its anti-corrosion surface treatment (such as painting, pre-zincing/electro-zincing) enables it to withstand harsh construction site conditions and can be reused dozens or even hundreds of times, significantly reducing the overall cost of the project in the long run.
4. Strict Quality Control Assurance
Starting from the steel grade testing of raw materials, through laser cutting (with an error control within 0.5mm) and standardized welding processes, we ensure that each support pipe body is free from incomplete welding and splashing. You can choose either the factory's own hydraulic testing or the third-party SGS laboratory testing to ensure the stable and reliable performance of the product.
5. Widespread applicability and alternative names
As a core component of the building formwork system, it is widely used for the formwork support of beams, slabs, and columns. Whether you call it scaffolding prop, shoring post, adjustable steel prop, or Acrow jack, its consistent status as a standard for safe support in modern concrete structures remains unchanged.
Basic information
1.Brand: Huayou
2.Materials: Q235, Q195, Q355 , S235, S355, EN39 pipe
3.Surface treatment: hot dipped galvanized , electro-galvanized, pre-galvanized, painted, powder coated.
4.Production procedure: material---cut by size---punching hole---welding ---surface treatment
5.Package: by bundle with steel strip or by pallet
6.MOQ: 500 pcs
7.Delivery time: 20-30days depends on the quantity
FAQS
1. What is a Scaffolding Steel Prop and why is it better than traditional wood poles?
A Scaffolding Steel Prop, also known as a shoring post or adjustable jack, is a telescopic support used to hold formwork, beams, and plywood during concrete pouring. Unlike old-fashioned wood poles that are prone to breaking or rotting when in contact with wet concrete, steel props offer superior safety, higher load capacity, and long-lasting durability. They are also reusable and adjustable to fit different height requirements.
2. What are the main differences between Heavy Duty and Light Duty props?
The main differences lie in the pipe size, thickness, and nut construction. Heavy duty props feature larger outer diameters (ranging from 48mm to 89mm) with wall thicknesses above 2.0mm, and they use heavier cast or drop-forged nuts. Light duty props are made from smaller pipes (40mm to 57mm) and feature a lightweight "cup nut," making them easier to handle for lighter applications.
3. What materials and surface finishes are available for Light Duty props?
Light duty props are typically manufactured using standard scaffolding pipe sizes, such as OD40/48mm or OD48/57mm. For surface protection, they can be treated with various finishes including standard painting, pre-galvanizing, or electro-galvanizing to prevent rust and ensure a longer service life on job sites.
4. Can the props be adjusted to different lengths for various construction heights?
Yes. One of the key features of adjustable steel props is their telescopic design. The inner pipe slides inside the outer pipe, allowing you to extend or retract the prop to match specific height requirements. Once the desired height is set, the prop is secured using a pin and nut mechanism to ensure stable support.
5. What other names are commonly used for Scaffolding Steel Props?
These versatile supports are known by many names across different regions and projects. Common terms include Scaffolding Prop, Shoring Post, Telescopic Prop, Adjustable Steel Prop, Acrow Jack, and Steel Struts. Regardless of the name, they all serve the same essential purpose of supporting concrete structures during construction.
