SAF Units – The Material Difference January 25, 2019 by Lauren Ansley, PTI P.T. International Revolves Around Our Customers with Material Selection. PTI is pleased to offer three material choices for SAF units: Cast Iron, Ductile Iron, and Cast Steel. What’s the difference between these materials? The key differentiator is Tensile Strength. Tensile Strength is a measurement of how strong a material is based on how much load it can take under tension. What are the strengths and weaknesses of each material? Click here for the informational flyer. PTI offers a wide selection of SAF units complete with multiple sealing options and accessories. Click for our full SAF product range. View all our products, find your local sales rep, and contact us to discuss your application and how we can assist you. Helpful Links: View all PTI products Contact Us Find your local PTI Sales Rep Visit Our Video Center View Our Case Studies Follow Us on LinkedIn Submit a Suggestion for a Future Email/News Topic *** About PTI: Upon opening in 1994, PTI has specialized in serving the growing niche market of Metric products. As demand has increased over the years, so has our product offering. Today, our customers enjoy a huge offering of both Metric and Inch-based products for the Industrial Power Transmission Industry. Want to learn more about PTI? Click here to view our company overview video. View our products, other case studies, videos and more at www.ptintl.com.