Specifications
1. bs1139 scaffolding clamp2. swivel/fixed type
3. Size: 48.3*48.3mm
4. Thickness: 4.5mm-5mm
5. Surface: Zinc finish
Our factory has more than 15 years experience on scaffolding coupler production. We have several kinds of scaffolding coupler, includes Japanese type, Korean type, British type, and so on.Our products have entered such countries and regions as Japan, Korea, Southeast Asia, South Asia, the Middle East and Western Europe. Our company can design and develop all kinds of top-grade coupler products according to the foreign customers' demands.
1. Size of our coupler: 42.7mm~76.2mm.
2. Thickness: 2.5mm~5mm
3. Weight : 580g~1050g
4. Type: include fixed and swivel type
5. Finish: Zinc electroplate, hot dipped
6. All moulds are made by ourselves, we can design products according to your order.
Our BS coupler has passed BS1139 test, the data as list
| Test Clause | Test Item | Test Requirment (Swivel coupler,Class A) | Test Result | Verdit |
| 7.2.1 | Slipping force | Δ1≤7mm,Fs,5%≥7.0kN and 1mm≤Δ2≤2mm, Fs,5%≥10.0kN | Δ1=7mm,Fs,5%=7.7kN; F=20.00kn, Δ2<1mm | pass |
| 7.2.2 | Failure force | Ff,5%/yR2≥14.0kN | Ff,5%/yR2=30.2kn | pass |
| 7.5 | Indentation | F=4.7KN, Δ10≤1.5mm | F=4.7KN, Δ10<1.5mm | pass |
