ITT Infrastructure Products
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Global Presence ITT is a diversified leading manufacturer of highly engineered critical components and customized technology solutions for growing industrial end-markets in energy, infrastructure, electronics, aerospace and transportation. Building on its heritage of innovation, ITT partners with its customers to deliver enduring solutions to the key industries that underpin our modern way of life. ITT Enidine provides custom seismic isolation products for unique infrastructure applications worldwide. ITT Enidine’s engineering staff and technical sales personnel are available to assist you...

We Provide Highly Engineered Customized Solutions for Every Unique Customer.

Linear Damping Devices Technical Data Mid-Stroke Length 'Maximum Forte Reduced Due to Buckling Failure Mode. Damping Configurations When ordering please specify the constitutive law damping coefficient C (kN-sec/m), where F = C x V Damping Configurations Velocity (m/sec)

Linear Damping Devices Technical Data Mid-Stroke Length 'Maximum Forte Reduced Due to Buckling Failure Mode. "Cylinder buckling load for cap pivot mounts determined in accordance with NFPA/T3.6.37 Rl -2010, Hydraulic fluid power - Cylinders - Method for determining the buckling load." Buckling load analyzed at mid-stroke damper position. Damping Configurations When ordering please specify the constitutive law damping coefficient C (kN-sec/m), where F Damping Configurations Velocity (m/sec)

Linear Damping Devices Technical Data Mid-Stroke Length 'Maximum Forte Reduced Due to Buckling Failure Mode. "Cylinder buckling load for cap pivot mounts determined in accordance with NFPA/T3.6.37 Rl -2010, Hydraulic fluid power - Cylinders - Method for determining the buckling load." Buckling load analyzed at mid-stroke damper position. Damping Configurations When ordering please specify the constitutive law damping coefficient C (kN-sec/m), where F = C x V Damping Configurations Velocity (m/sec)

Linear Damping Devices Technical Data 'Maximum Forte Reduced Due to Buckling Failure Mode. "Cylinder buckling load for cap pivot mounts determined in accordance with NFPA/T3-6.37 Rl -2010, Hydraulic fluid power - Cylinders - Method for determining the buckling load." Buckling load analyzed at mid-stroke damper position. Damping Configurations When ordering please specify the constitutive law damping coefficient C (kN-sec/m), where F = C x V Damping Configurations Velocity (m/sec)

Fluid Viscous Damper FVD-B Series Technical Data The FVD-B Series dampers are typically utilized on bridge and base isolation platforms requiring a long cycle life. This custom orifice designed damper provides the desired force versus velocity relationship symetrically in both tension and compression directions, thermal compensation, and easy preventative maintenance inspection. Fill/Charge Port Identification Plate Fluid Level Indicator Note: 1. Various stroke lengths available. Pin-Pin length at mid-stroke position can be determined by adding 2.5x the stroke length change. 2. Velocity...

Fluid Viscous Damper FVD-B Series Technical Data Shown below are graphs depicting the damping force versus the velocity for various damping coefficients and velocity exponents. Refer to page 7 for how to specify the damping characteristics when ordering. Damping Configuration - Linear Velocity (m/sec) Velocity (m/sec) Velocity (m/sec] Velocity (m/sec)

Fluid Viscous Damper FVD-H Series Technical Data The FVD-H Series dampers are typically utilized on building applications, mounted indoors, where the damper is not under constant vibration or movement. Note: 1. Various stroke lengths available. Pin-Pin length at mid-stroke position can be determined by adding 2.5x the stroke length change. 2. Velocity exponent α is available from 0.2 - 1.0 3. Weight and dimensions are for reference only. Consult ITT Enidine Inc. for detailed information before placing order. 4. Additional designs and modifications are available based on project...

Fluid Viscous Damper FVD-H Series Technical Data Shown below are graphs depicting the damping force versus the velocity for various damping coefficients and velocity exponents. Refer to page 7 for how to specify the damping characteristics when ordering.

Short Stroke and Long Stroke Fluid Viscous Dampers Application Overview Short Stroke Dampers (FVD-H Series) High-Rise Buildings, Stadiums, City Centers and National Assets • Viscous Dampers (Short Stroke) Buildings • Forces up to 2 000 kN • Diagonal or Chevron Brace mounts • Velocity Exponent - Alpha 0.2 to linear • In line, self contained spring loaded reservoir available • Visual or electronic fluid monitoring system available Long Stroke Dampers (FVD-B Series) Bridges, Highway and Structures • Viscous Dampers (Long Stroke) Bridges • Forces up to 2 000 kN • Strokes up to 2 000 mm •...

Customer Focused Approach Application Overview At ITT we will develop products, process and solutions for new applications that will generate excitement among our business partners while setting new industry standards as a premier components supplier. • Conduct Fundamental Research to Develop Innovations • Work with Customer to Fully Explore Application/Issues and Engage all Stake Holders • Provide Solutions, Options and Trade-offs • Deliver on our Promises Research and Development ITT Enidine is active in the fundamental research community and chairs/presents at technical conferences....

LD Series and FVD Series Ordering Information How to Order Standard Material and Surface Finish Rod End: Ball – Heat Treated Steel Housing – Heat Treated Steel, Zinc Plated Piston Rod: Chrome Plated Steel Bearing: Bonze Cylinder: Zinc plated steel Cylinder End: Nickel Plated Steel Special Materials Upon Request: Rod End; Ball – Stainless Steel, Housing – Stainless Steel/Teflon Lined (PTFE);Nickel Plated Piston Rod; Stainless Steel Cylinder; Piston Rod Protection: Bellows/Structural Sleeve Ordering Example - LD Series – Y.Y – V – ZZZ Max. Velocity in centimeters per second (Kine) Damping...