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Shorty J Crane Blocks

 

Pastecas
Piezas

Shorty ”J” Crane Blocks

 

Shorty ”J” represents the broadest line of standard crane blocks in the industry. In all, this company manufactures more than 1500 standard models of crane blocks not including options.

 
Standard features
• 5 - 450 tonnes capacity
• 4:1 design factor
• 1 - 8 sheaves
• 250 - 760 mm sheave diameters
• Reeving guides for all models
• Bronze bushed and roller bearing sheaves
• Direct-channel sheave bearing lubrication through center pin
• Flame hardened grooves on sheave sizes 400 - 760 mm diameters
• Dual action (swing/swivel) roller thrust bearing hooks
• Forged steel hooks, 3 - 30 tonnes
• Total disassembly capacity
 


Optional features
• Forged steel hooks, 35 - 300 tonnes
• Cast alloy steel duplex hooks with bar latch 25 - 1750 tonnes
• Forged steel duplex hooks
Anti-rotation locking devices, all models
• Swivel safety anchor shackles, all models
• Sheave shrouds, all models
• All models have detachable cast iron and steel cheek weights.
• Proof test and certification, radiographic, magnetic particle, and other non- destructive testing to specification by customer