起重吊钩 第4部分:直柄单钩毛坯件
Lifting hooks-Part 4 :Blanks of shank hook with point
Lifting hooks-Part 4 :Blanks of shank hook with point
Lifting hooks-Part 3 :Inspection of forged hooks in service
Lifting hooks-Part 12 :Safety latch for lifting hook
Lifting hooks-Part 14:Inspection of laminated hooks in service
Lifting hooks-Part 2 :Technical conditions for forged hooks
Lifting hooks-Part 10:Hook nuts
Lifting hooks-Part 1:Mechanical properties ,lifting capacities,stresses and materials
Lifting hooks-Part 15 :Laminated hooks with point
Lifting hooks-Part 13:Technical conditions for laminated hooks
Lifting hooks-Part 11:Securing plates for hook nuts