LC
Maximum force for use in straight pull that a web lashing is designed to sustain in use. According to EN 12195-2 samples must be tested during the production. During the tests the complete lashing strap must sustain 2 x LC force, while the webbing must endure 3 x LC force.
LC tie down
The maximal tie down force affecting the load while the lashing strap sustains the maximum allowed force. The representation of this value is not regulated by EN12195-2, however common speech refer it as the capacity of the lashing strap. For example a "5 ton" lashing strap has an LC value of 2500daN and LC tie down value of 5000daN.