Connecting Fastener
PRODUCT PARAMETERS
Material: Q235 Steel
Standard: EN74 / BS1139 / JGJ130
Surface: Electro Galvanized / Hot-Dip Galvanized
Tube Size: Ø48.3 mm
Weight: 0.95 – 1.20 kg
Bolt & Nut: High-strength bolt & nut (Grade 8.8)
Process: Drop Forged / Pressed
Tolerance: According to standard requirements
Function: Used for connecting two scaffold tubes end to end
Application: Construction scaffolding, building support, industrial and infrastructure projects
Description
Connecting couplers are used to connect steel tubes in scaffolding systems. They are usually made of high-quality carbon steel, offering strong load capacity and durability.
With galvanized surface treatment, the couplers have good corrosion resistance and long service life. They are easy to install and widely used in construction, bridges, and industrial projects.

FAQs
We provide a full range of construction materials and scaffolding systems, including ringlock scaffolding, steel props, frame scaffolding, couplers, safety nets, tie rods, and steel pipes.
Our scaffolding features modular design, fast installation, high safety, and strong load capacity, improving efficiency by 30%–50%.
Yes, we support OEM and ODM services based on drawings or project requirements.
- We offer hot-dip galvanizing, electro-galvanizing, and anti-corrosion coatings such as epoxy.
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