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Resources & Downloads

ESI Flange Tool Master holding a RenQuip VIPER28K hydraulic flange spreader with a flanged pipe in the background.
Click the image to go to the flange tool master
EZ Calc graphic featuring bold dark blue title text on a diagonally split yellow and light gray background. Includes technical terms like stud, bolt, grip, load, nut, api, sae, and astm in varied font weights and ESI brand colors.
EZ Calc- Torque and Bolting Calculator

Need help finding the right tool? 

ESI’s Flange Tool Master and EZ Calc work together to simplify flange maintenance and bolting decisions for pipeline professionals. The Flange Tool Master helps you instantly match flange spreaders, alignment tools, and nut splitters to your flange size, pressure class, and bolt condition, while EZ Calc calculates torque, grip length, bolt load, stud length, and nut size to recommend the right bolting tool. Together, they deliver fast, accurate, standards-based results—giving you a complete digital toolkit for flange separation, alignment, and bolting.

Technical Data Sheets

Ficha Técnica en Español

ESI Case Studies & Testimonials

Video Link Library

Links to videos within the website which include best practices, set up instructions, & live demonstrations.

Step Wedge Flange Spreaders

 

Specialty Flange Spreaders

WJ19K

High Speed Multipliers

Visit our Youtube or Vimeo page for more videos.