Safety factor: 4:1
Screw thread standard: 6G
Patent Number: QB-B001-2012
Surface treatment: black coating, sulfidizing, phosphating and sand blasting
Swivel function: Lifting point are 360° rotation, point to rotate around the axis are 180°. Flip vertical 100% and maximum angle is 90°.
Inspected: 100% individually breakage Inspected with certification, every thread will pass GO - NO GO FIXED GAUGES before packing.
200% proof-load tested, with serial number for traceability.
Fatigue tested at 1.5 times Working Load Limit for 20000 cycles.
Easily readable raise lettering showing the name and PIC code for material traceability.
OEM: Advanced manufacture & Testing machine, professional technology Team.
