Attend A Webinar

THE FASTEST WAY TO FIND OUT MORE Schedule a webinar today to learn about the latest advancements to the system and how TNA can reduce your total installed cost per bolt by as much as 50%.  Simply complete the form and we'll schedule a private webinar for your team that is convenient for you.  [...]

By |January 15th, 2019|Webinar|Comments Off on Attend A Webinar

Press Release – LeJeune Names Boulons Plus Exclusive Canadian Distributor

LeJeune Bolt Company is please to announce an exclusive partnership with Boulons Plus to become the authorized Canadian distributor of the TNA® Torque + Angle Fastening System.  Boulons Plus and subsidiary Precision Bolt will begin marketing and selling LeJeune’s patented TNA® Fastening System into the Canadian steel construction market. With locations in Montreal, Edmonton, [...]

By |August 7th, 2018|TNA 144|Comments Off on Press Release – LeJeune Names Boulons Plus Exclusive Canadian Distributor

KCS-Redland Bridge

This 2,100-foot KCS-Redland Bridge, operated by Kansas City Southern Railway, was the first major steel-deck railway bridge in the United States and weighs approximately 2,400 tons. After experiencing issues with critical bolted connections on the Arkansas River Bridge near Redland, Oklahoma, the Engineering Firm Wiss, Janney, Elstner & Associates examined and tested these connections [...]

By |March 7th, 2018|Bridge, Design, TNA 144|Comments Off on KCS-Redland Bridge

ASTM F3148 Standard Specification for TNA

ASTM F3148-17a Standard Specification for High Strength Structural Bolt Assemblies, Steel and Alloy Steel, Heat Treated, 144ksi Minimum Tensile Strength, Inch Dimensions. Within the standard you will find all of the information required to specify TNA®.  Included in the standard you will also find important additional information needed to implement the system.  In F3148 you [...]

By |November 30th, 2017|Specification, Technical, TNA 144|Comments Off on ASTM F3148 Standard Specification for TNA