The Grade 100 fixed size master links TWN 1810/4 are used to assemble 3- and 4-leg chain slings. The permanently installed ring shackles allow the assembly of lifting chains of the appropriate nominal size only.
The dimensions of the fixed size master links type A comply with DIN 5688-3. Welded-in identification tags contain all the necessary data for the operator.
The manufacturing and testing requirements comply with the ASTM A952/A952M, ISO 8539 and DIN EN 1677 parts 1 and 4, under consideration of Grade 100 working load limits.
