作者 : idealmetalware 时间 : 2015-05-24
Shackle, it is one of the rigging, is widely used, especially in electric power, metallurgy, petroleum, machinery, railway, chemical industry, ports, mining, construction and other industries. General shackle size are small, but the weigh...
作者 : idealmetalware 时间 : 2015-01-13
Sling general how long does it take to check again? To use the management how to do?For the rigging, so must be mentioned spreader, therefore the content below, is associated with both, and will be introduced together, because both insep...