问题
A container twist lock is a steel fitting that locks two containers together at their corner castings. The lock has a rotating cam that engages when twisted. Twist locks are rated to 25 tonnes of vertical load each. They are used to stack containers safely on ships, trucks, and yards.
你知道吗？
The twist lock is one of the least visible inventions behind modern trade. It allows containers to be secured quickly and safely on ships, trucks and trains, making large-scale container transport practical. 
咨询集装箱专家
