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High Strength Range

SUPERBOLT® Mechanical Tensioners

High Strength Range

General Description

SUPERBOLT® High Strength Tensioners of the CY series have superior capabilities due to inherent materials, making them well suited for extremely high strength and also – within limits – low temperature applications. They fit in the same space as a heavy hex nut. They are much easier to tighten and offer a higher degree of safety.

Compressors, pumps, high pressure flanges, crushers, pinion stands, gear reducers, gear boxes, presses, split gears, military equipment, etc. Within limits, for semicryogenic bolting.

Available upon request:

inch threads (UN and Whit)
D > M160
other sizes and specials
anti-corrosion protection
special materials
temperatures below –10 °C
Type approval: Germanischer Lloyd, Det Norske Veritas, American Bureau of Shipping


 Technical Data

property class about 10
temperatures:   –10 to +250 °C  
max. bolt stress:   ca. 500 to 900 N/mm2; depending on size  
max. values valid for permanent bolting applications, incl. reaction forces