Core Application For Tube Connection Works
Many construction teams look for practical ways to lengthen steel tubes on tube and coupler scaffolding. This special scaffold coupler stands out with internal insertion structure instead of outer wrapping design. Unlike regular scaffold clamp which mounts on pipe exterior, this component slides inside pipe openings to complete end to end splicing work. It counts as one essential piece among various Scaffolding Accessories for British standard building projects.
Differentiated Design And Working Features
Made of solid Q235 pressed steel material, this inner joint pin fits perfectly for 48.3mm diameter scaffold tubes and fully meets BS1139 specification requirements. Its biggest competitive edge lies in clean outer pipe surface after installation. Many scaffolding fasteners create bulky outer protrusions, while this internal connector keeps joint profile neat and avoids interference for surrounding operations. It works well alongside other scaffolding fittings for different temporary access setups.
| Item | Specification |
| Product Type | Pressed Inner Joint Pin |
| Applicable Tube Size | 48.3 mm |
| Raw Material | Q235 Steel |
| Compliant Standard | BS1139 |
| Surface Treatment | Galvanized or Zinc Plated |
| Approximate Unit Weight | 0.68 kg |
| Connection Form | Internal tube end connection |
Huayou Complete Supply System Introduction
Huayou means China’s friends, which established in the year of 2013 base on manufacturing scaffolding and formwork products. In order to expand more markets, we register one exporting company in the year of 2019, until now, our customers spread nearly 50 countries in the world. During these years, we already build a complete procurement system, quality controlling system, production procedure system, transportation system and professional exporting system etc. Can be said, we already grow into one of the most professional scaffolding and formwork manufacturing and exporting companies in China. Our supply list covers scaffolding couplers, Scaffolding Clamp and full set scaffolding pipe and fittings to satisfy diversified project procurement demands.
Practical Value For Global Project Buyers
Proper selection of pipe connecting hardware can simplify field assembly and cut unnecessary on site troubles. This pressed inner joint pin serves as cost effective hardware for tube extension scenarios. When matched with qualified supporting parts from Scaffolding Accessories, it delivers stable performance for maintenance jobs, industrial facilities and infrastructure construction.
Frequently Asked Questions
Q What advantage does inner joint pin have compared with external coupler?
A: It connects tubes from inside so the outer pipe surface stays smooth, which avoids bulky outer fittings during installation. It complies with BS1139 for 48.3mm standard scaffold tubes.
Q What surface finish options are available for this scaffold coupler?
A: Buyers can choose galvanized or zinc plated finish for better anti-corrosion performance under outdoor construction environment.
Q What related products can Huayou provide besides inner joint pin?
A: We can supply scaffolding couplers, Scaffolding Clamp and full set scaffolding pipe and fittings for complete tube and coupler scaffold systems.
Post time: Oct-20-2026
