The lifespan of a chainsaw chain can vary depending on several factors such as the type of wood being cut, how often the chainsaw is used, the maintenance routine, and the operator's technique. However, on average, a well-maintained chainsaw chain can last anywhere from 5 to 15 hours of continuous cutting time.
It's important to regularly inspect the chain for signs of wear and damage, such as dull or damaged cutting teeth, stretched links, or excessive wear on the guide bar. Proper maintenance, including sharpening the chain, tensioning it correctly, and lubricating it regularly, can help prolong its lifespan. Additionally, using the chainsaw properly and avoiding cutting into dirt or hitting hard objects can also help extend the life of the chain.