This standard specifies the maximum lifting capacity of various lifting appliances. This standard is equivalent to ISO 2374-1983 "Series of Major Lifting Weights for Basic Hoisting Machinery".
GB/T 783-1987 history
2023GB/T 783-2023 Lifting machinery basic parameter series
2013GB/T 783-2013 Lifting appliances.Range of maximum capacities for basic models
1987GB/T 783-1987 Lifting appliance--Range of maximum capacities