H650
Medium Temperature Range
H650

SUPERBOLT® Mechanical Tensioners

Medium Temperature Range

General Description

SUPERBOLT® Mechanical Tensioners of the H650 series are used at medium temperatures. They replace standard nuts and do not require more space than same.

They offer the advantages of multi jackbolt tensioners: simple tightening and loosening and high safety against loss of pre-load.

Applications:
Large studs on boiler feed pumps, boiler circulating pumps, reactors, etc. Heat exchangers, a.o.

Available upon request:

inch threads (UN and Whit)
D > M160
other sizes and specials
anti-corrosion protection
special materials
material certification
higher pre-loads at temperatures below 350 °C
Type approval: Det Norske Veritas pending, American Bureau of Shipping 

 Technical data

   
material alloy steel
temperatures –10 to +250 °C  
jackbolts lubricated with Molykote® P37
nominal values valid for permanent bolting applications, incl. reaction forces