Beam Coupler

Beam Coupler

Details
Supported Scaffold Coupler - Beam, Swivel, Single, Double, Sleeve & BRC Clamps
Beam couplers are used to fix scaffold tubes onto steel beams, another name is scaffolding girder clamp. The jaw fits securely on I-beams or H-beams. Made from high strength forged steel for heavy load support. The bolt and nut are heat treated for safe tightening. Widely used in industrial plants, bridges, and steel structure projects.
Category
Scaffold Couplers
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Description
Technical Parameters

Scaffolding couplers, also known as scaffolding clamps, which are important in tubular scaffolding systems. They provide fastening and connections between scaffold tubes. The couplers including Beam couplers and fixed couplers, as well as forged, cast, and pressed versions. Each type of coupler has unique characteristics. For example:Swivel couplers allow for angle adjustments, while fixed couplers provide rigid connections. Forged couplers are known for their strength and durability, while pressed couplers are cost-effective for large-scale projects.

 

Scaffold Beam Coupler Specifications

 

Item

Specification

Product Name

scaffold girder clamps

Steel Grade

Q235/Q355

Dimension

48.3mm*48.3mm

Standard

EN74/ BS1139/AS NZS1576

Weight

0.98-1.5kg

Type

Drop Forged,Stamped, pressed

 

Factory Strength & Production Capability

 

Irontrix is a direct Steel Planks with Hook factory in China. Our production line covering cutting, welding, surface treatment, assembling and final inspection.

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Feature

 

The primary function of a scaffold coupler is to secure the scaffolding tubes, and ensure the scaffolding remains stable and prevents collapse during use. The application of scaffold beam couplers significantly enhances project safety. Below are some key advantages of scaffold beam couplers:
1.Enhances scaffolding safety during operation
2.Multiple connector types facilitate easy connections including right angles and rotations
3.The Scaffold couplers help to meet safety standards
4.Increases scaffolding load capacity and service life in projects

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Application

 

Scaffold couplers are essential for the following applications:
1.Construction: Used in complex industrial structures to provide safe platforms for scaffolding workers at varying heights
2.Industrial maintenance: Maintenance in factories and refineries
3.Event setup: Connecting horizontal components like beams and crossbars to vertical poles to form stable platforms, commonly used for erecting lighting, stage, and sound equipment
4.Beam connection: Attaching scaffold tubes to beams or trusses for enhanced structural stability and safe.
5.Renovation and restoration: Diverse coupler types offer flexible solutions for supporting irregular shapes or structures in construction.
6.Securing scaffold boards: Scaffold swivel couplers prevent board slippage, ensuring safe walking and working surfaces for personnel.

 

Loading Inspection and Certification

 

International safety standards, including as OSHA, EN, BS and ANSI , are met by our Beam couplers. 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.

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Customized Service

 

We support flexible customization sizes or brand according to customer's requirements, including frame size, tube thickness, surface finish, logo printing and accessory customization.

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Stock Capacity and Delivery

 

Common sizes are kept in regular stock, so we can support low MOQ orders for customers demand, while customized orders are produced efficiently with stable lead times.

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With over 10 years export experience, Irontrix supplies safe scaffoldingg systems for wholesale, rental, and construction projects all over the world.

 

FAQ

 

Q: What are the different international standards for couplers?

A: BS1139/EN74; Australian AS/NZS, JIS (Japanese)

Q: What is the standard tube size for scaffolding couplers?

A: The most common tube outer diameter is 48.3mm (1.5" nominal), matching international standards BS1139 and EN74. Other available sizes include:
42mm, 42.7mm – Light-duty applications
48.6mm – Japanese/Korean markets
60mm, 60.3mm – Heavy-duty systems
76mm, 89mm – Specialized shoring applications

Q: Which is better: forged or pressed couplers?

A: Selection depends on application:
Choose Forged when:
Heavy loads or high-rise construction
Long-term projects requiring durability
Critical safety applications
Harsh environmental conditions

Q: What is the proper tightening torque for coupler bolts?

A: Standard torque requirement: 54 Nm (Newton-meters) or approximately 40 ft-lbs.
Under-tightening: Causes slippage, dangerous movement, structural instability
Over-tightening: Can damage coupler components, strip threads, or crack castings
Use torque wrench: Always use calibrated torque wrench for critical connection

Q: What tests are performed on scaffolding couplers?

A: Standard test protocols:
Slip resistance test: Measures load before slippage (min. 6.25 kN for Class B)
Torque test: Verifies bolt tightening specifications
Failure load test: Destructive testing to ultimate capacity
Dimensional inspection: Ensures tube compatibility
Surface finish check: Coating thickness and adhesion
Thread inspection: Bolt and nut engagement quality

 

 

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