building construction fasteners surface finish:galvanize forming:hydraulic press material:steel plate of Q235 thickness:5mm
Product: scaffolding double coupler
Material: carbon steel Q235
Specification: 48.3*48.3mm
Thickness: 5MM
Weight: 0.98kg±0.02kg
Manufacturing Technology: Hydraulic Forming
Function: Connecting steel scaffolding pipe or other similar pipe
Surface Treatment: Zinc plated, power coated, chrome plated, hot-dip galvanized or other
Quality: Up to or above the standards of Chinese GB15831/ EN74-1/BS1139.2-1/ AS15762 and ISO4054
Quality Assurance: Products liability insurance underwritten by Liberty Insurance CO,. LTD;
Technical Indicators:
Standard | Slipping force | Failure force | Deformation | Pull apart force |
national standard GB15831 | P1=7.0KN D1≤7.00mm P2=10.0KN D2≤0.5mm | No crack at P=25.0kN | f≤70.00mm at moment=900N.m | D1≤2.00mm at P=4 kN |
Ji brand standard QB2010.1 | P1=10.0KN D1≤7.00mm P2=12.0KN D2≤0.5mm | No crack at P=30.0kN | f≤60.00mm at moment=900N.m | D1≤2.00mm at P=5kN |
Quality | Up to or above the standards of Chinese GB15831/ EN74-1/BS1139.2-1/ AS15762 and ISO4054 | |||
Quality Assurance | Warranty: Replacement for free in case of broken under normal usage within one year; Full compensation for product quality accident. | |||
building construction fasteners
