ABP Scaffolding ABP Scaffolding

En74 / BS1139 British Type Scaffolding Beam Clamp / Girder Coupler / Gravlock Coupler / Gg Coupler

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Product Description

Basic Info

Model NO. UTM-BC-030
Material Steel
Type Girder Coupler
Structural Style Multi-Pole Scaffolding
Framework Combined Scaffolding
Supporting Mode Projecting Scaffolding
Lapping Form Beam Clamp
Erection Position External Scaffolding
Scaffolding Part Type Scaffolding Couplers
Construction Properties Building Scaffold
Steel Q235
Standard En74-1/BS1139
Weight 1.48kg
Finish Zinc Plate or Hot Dipped Galvanized
Size for 48.3mm
Keyword 01 British Type
Keyword 02 Forged Coupler
Transport Package Bag / Pallet
Specification 20pcs/bag 50bag/pallet
Origin China
HS Code 7308900000
Production Capacity 500,000 pieces/Year

Product Description

En74 / BS1139 British Type Scaffolding Beam Clamp / Girder Coupler / Gravlock Coupler / GG Coupler

Scaffold Beam Clamp

Scaffold Beam Clamp / Girder Coupler

Designed for connecting scaffolding pipes to steel beams or other structural sections. It provides a secure and stable connection between scaffolding and beams. To be used in pairs.

Features:

  • Good bearing capacity
  • Durable & stable
  • Easy to assemble & dismantle

Technical Specifications:

  • Material: Q235 steel
  • Nut size: 21mm, 22mm, 23mm
  • Weight: 1.55-2.75kg or customized
  • Standard: EN74, BS1139, CE (fits domestic standard, SGS tested)
  • Technique: Forged
  • Surface treatment: Self-color, Zinc plated, Hot dip galvanised
  • Color options: Self-color (Black), White, Yellow
  • Style: American type (British, German, Japanese styles also available)
  • OEM service is available

Main Advantages of Couplers:

  • High skid resistance: Large contact area between steel tube and coupler.
  • High crack resistance: Drop forged from Q235 steel, exhibiting high strength and toughness.
  • High corrosion resistance: Coupler processed with electro galvanized finish.
  • High strength T-bolt.
Girder Coupler Detail 1
Girder Coupler Detail 2
Girder Coupler Detail 3

Characteristics of Scaffolding Forging Couplers:

The connection between the forging coupler and the main/auxiliary beams of the scaffold is firmly secured by a hook and locking device, making it highly suitable for large-span engineering construction projects.

The forging coupler is exceptionally easy to assemble and disassemble, allowing for multiple reuses, reducing overall construction costs, and improving workflow efficiency.

Scaffolding Forging Coupler Application

Application Scenarios

  • High-rise building inside and outside grid scaffolding.
  • Building, hall, bridge, viaduct, tunnel, and other formwork inside roof or fly mold support main frames.
  • Mobile work platforms for electromechanical installation, hull repair, and other renovation works.
  • Temporary viewing stands and event stages.
  • Site dormitories, warehouses, or utility sheds.
Application Scenario View

Similar Products

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Product Range Overview

Product Parameters

Parameter Details
Name Scaffolding Beam Clamp / Girder Coupler
Material Steel Q235
Process Forged / Pressed
Surface Treatment Zinc Plate or Hot Dipped Galvanized
Standard EN74 / BS1139 / AS 1576.2
Specs For 48.3 tube
Weight 1.48kg / 1.40kg / 1.01kg
T-bolt M12, grade 8.8
Sample Available
Package In woven bags + steel pallet or ton bag

Scaffolding Couplers Sizes

Double Coupler Swivel Coupler
48.3mm * 48.3mm 48.3mm * 48.3mm
38mm * 48.3mm 38mm * 48.3mm
48.3mm * 60.3mm 48.3mm * 60.3mm
48.3mm * 89mm 48.3mm * 89mm
48.3mm * 63mm 48.3mm * 63mm
48.6mm * 48.6mm 48.6mm * 48.6mm
60.3mm * 60.3mm 60.3mm * 60.3mm

Certifications

Scaffolding Certification Certificates

Our Scaffolding Products Range

Scaffolding Product System 1
Scaffolding Product System 2
Scaffolding Couplers Range Sheet

Company Profile

We are a professional scaffolding production and sales enterprise with 16 years of solid industry experience. Our products hold recognized EN, BS, and AS certificate qualifications and are exported globally to countries including the United States, the United Kingdom, Australia, the United Arab Emirates, Saudi Arabia, and Singapore.

Our main product catalog includes ringlock and aluminium scaffold systems and their comprehensive range of accessories. With extensive design experience in seating systems and edge protection, we provide tailormade layout solutions and structural suggestions. We also manufacture standard scaffold couplers, cuplock scaffolding, kwikstage scaffolding, structural frames, support props, screw jacks, and other related structural products.

We closely prioritize customer requirements, managing each order with strict technical precision. Our rigorous quality control spans the entire lifecycle—from raw material sourcing and cutting to stamping, welding, surface processing, secure packaging, and shipping container loading—ensuring flawless quality and on-schedule delivery.

Factory Workshop 1
Factory Workshop 2
Production Process Line 1
Production Process Line 2
Factory Quality Inspection Testing

Our Advantages

One-Stop Professional Service

We provide dedicated one-to-one service to our customers, ensuring seamless communication 24 hours a day. Our team notes down specific requirements instantly, conducts regular follow-ups, resolves product issues promptly, and provides comprehensive online installation guidance at later stages.

One-Stop Service Team Support
Technical Engineering Solutions

Packaging & Shipping

Secure Packaging Processes
Shipping Container Loading

Frequently Asked Questions

What about after-sales service?

All of our products are fully tested before dispatch, and we operate a complete product traceability system. If you experience any product issues, please contact our after-service team with photos and videos. We will analyze the situation and provide new replacements or mutually agreed reasonable compensation.

What are the payment terms you can accept?

We accept T/T and L/C. Other payment terms are open to negotiation based on specific order structures.

What is your Minimum Order Quantity (MOQ)?

Normally, we accept orders of one full container. However, for specialized products, we are always happy to coordinate and communicate with customers regarding custom order quantities.

Can we customize our company logo or name on the products?

Yes, we can apply permanent laser-engraved/stamped logos or industrial stickers on products to match customer specifications.

How fast can you finish and deliver the order?

Our team designs an optimized production timeline to meet customer delivery goals as soon as the order details are finalized. All stages of the production plan are rigorously monitored to keep the schedule on track.

Are you able to provide engineered drawings if needed?

Yes, our company employs professional mechanical and civil engineers capable of designing highly custom technical layouts and engineered structural drawings for complex scaffolding access requirements.

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