Millwright Flashcards
How to order wire rope
Length, dia, core and lay
Standard lay is
Right
Left lay is
Vertical lifts
Advantage to round sling
Low stretch
Chain is better than wire rope for.
Corrosion
Anchor for tuggers
Need to be strong
How many movements to eot
6
3 types of overload device for eot
Spring, leverage and electric
When work with crane what sign do you need
Wm
Safety device for stopping
Bumper and trolly stops
Other than daily check when do you inspect a crane overhead
Type and use indicates
Fiber web sling made from
Nylon and polyester
Mostly nylon
Synthetic web types
Triangle chocker, different loop Triangle end Double eye Return eye Endless grommet
Web sling do not?
Mark or scratch surface
Web slings are? Size
Wider the chain or rope
How to know when to trough away
Wear or damage has exposed red core
Where are chain I’d codes
On links usually 8 and 12’’ intervals
Minimum ultimate load
Minimum load that will break a new chain when uniform load is applied to straight chain in testing