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Displaying 451 - 475 of 1456

Fracture Toughness through a Welded Pipeline Section - Crack Tip Opening Angle Criterion

April 23, 2007

Author(s)

Philippe P. Darcis, Christopher N. McCowan, Elizabeth S. Drexler, Joseph D. McColskey, Avigdor Shtechman, Thomas A. Siewert

… crack tip opening angle, high strength pipeline steel, girth weld …

The Long Road: Advancing First-Generation Performance-Based Seismic Design for Steel Buildings Part 1 - Background and Motivation

October 21, 2021

Author(s)

Matthew Speicher, John Harris

… PBSD, seismic, performance-based design, steel structures … First-Generation Performance-Based Seismic Design for Steel Buildings Part 1 - Background and Motivation …

Quasi-static and dynamic investigation of an advanced high strength and corrosion resistant 10 % Cr nanocomposite martensitic steel

August 26, 2021

Author(s)

Saadi Habib, Christopher Meredith, Akhtar Khan

… strength and corrosion resistant 10 % Cr nanocomposite steel (ASTM A1035CS Grade 120) is measured under uniaxial … behind the approximate rate insensitivity of ASTM A1035CS steel during quasi-static strain rates. A new constitutive … rate dependent thermo mechanical behavior of ASTM A1035CS steel is discussed in regards to adiabatic heating, …

New Component-Based Model for Single-Plate Shear Connections with Pre-tension

April 15, 2016

Author(s)

Jonathan M. Weigand

… be critical in evaluating the robustness and stability of steel buildings subjected to extreme loads such as … connection behaviors in the design and analysis of steel buildings for extreme loads: (i) the gravity … reducing costs. In order to include contributions from the steel gravity frames in structural analysis and design, …

Collapse Risk of Steel Special Moment Frames per FEMA P695

February 5, 2020

Author(s)

Matthew S. Speicher, Jazalyn D. Dukes, Kevin K. Wong

… design standards; e.g., ASCE 7 and American Institute of Steel Construction (AISC) specification 341. The study showed … presents the results of a collapse assessment of six steel special moment frames. The goal is to verify that the … Collapse Risk of Steel Special Moment Frames per FEMA P695 …

Dynamic Properties for Modeling and Simulation of Machining: Effect of Pearlite to Austenite Phase Transition on Flow Stress in AISI 1075 Steel

January 3, 2011

Author(s)

Timothy J. Burns, Steven P. Mates, Richard L. Rhorer, Eric P. Whitenton, Debasis Basak

… to a Kolsky bar test. We present new results on AISI 1075 steel, which demonstrate constitutive response behavior that … to Austenite Phase Transition on Flow Stress in AISI 1075 Steel …

An Investigation into the Processing and Properties of Gas Atomized High Nitrogen Austenitic Stainless Steels

June 1, 2000

Author(s)

Frank S. Biancaniello, Rodney D. Jiggetts, Richard E. Ricker, Stephen D. Ridder, Mark R. Stoudt

… The addition of nitrogen to stainless steels can dramatically improve properties. Using rapid … of Gas Atomized High Nitrogen Austenitic Stainless Steels …

Archetype CFS Wall Line Study: Exploring Influence of System Effects on Seismic Response

June 30, 2024

Author(s)

Matthew Speicher, Zhidong Zhang, Benjamin Schafer

… Buildings repetitively framed with cold-formed steel (CFS) members often possess significant lateral … CFS, steel, seismic, buildings, PBSD …

Mean Recurrence Intervals of Failure Wind Loads

August 1, 2008

Author(s)

Dat Duthinh, Joseph A. Main, Amelia P. Wright, Emil Simiu

… this paper we propose a working definition of failure for steel structures using nonlinear finite element analysis, and … the methodology, we consider a single frame of a steel industrial building. Under the assumption that … are negligible, the minimum MRI of failure for the steel frame being investigated was found to be of the order …

Neutron Diffraction Measurements for Residual Stresses in AL-6XN Stainless Steel Welded Beams

February 20, 2012

Author(s)

Xiaohua Cheng, Henry J. Prask, Thomas H. Gnaupel-Herold, Vladimir Luzin, John W. Fisher

… Residual stress, AL-6XN, stainless steel, welded beams … Measurements for Residual Stresses in AL-6XN Stainless Steel Welded Beams …

Edge-Bevel Fracture Resistance of Three Direct-Filling Materials

May 1, 2000

Author(s)

R J. Hoard, F Eichmiller, Edward E. Parry, Anthony A. Giuseppetti

… for relative edge-strength clinical properties. Stainless steel dies were formed from disks 5 mm thick, each with a … edge strength, fracture resistance, stainless steel …

Effect of spiral scan strategy on microstructure for additively manufactured stainless steel 17-4

April 30, 2021

Author(s)

Ho Yeung, Jordan Weaver, J. Chen, Y. Guo, G Yang, D. Lin, W. Tan

… bed fusion additive manufacturing testbed. Eight stainless steel 17-4 cubic parts were built to compare two different … on microstructure for additively manufactured stainless steel 17-4 …

Relationship between machinability index and in-process parameters during orthogonal cutting of steels

June 1, 2011

Author(s)

Eric P. Whitenton, Iban Arriola, Jarred Heigel, Pedro Arrazola

… were obtained during orthogonal cutting of two AISI 4140 steels with different machinability indexes using a … and in-process parameters during orthogonal cutting of steels …

International R&D Roadmap for Fire Resistance of Structures Summary of NIST/CIB Workshop

June 11, 2015

Author(s)

Jiann C. Yang, Matthew F. Bundy, John L. Gross, Anthony P. Hamins, Fahim Sadek, Anand Raghunathan

… three white papersone on concrete structures, one on steel structures, and one on timber structureswritten by … concrete, fire resistance, performance-based design, steel, structures, timber …

Macromodel-Based Simulation of Progressive Collapse: Steel Frame Structures

October 12, 2021

Author(s)

K Khandelwal, Sherif El-Tawil, Sashi Kunnath, Fahim H. Sadek, Hai S. Lew

… collapse, reduced order model, seismic detailing, steel moment frames … Macromodel-Based Simulation of Progressive Collapse: Steel Frame Structures …

On-chip, photon-number-resolving, telecom-band detectors for scalable photonic information processing

May 6, 2012

Author(s)

Thomas Gerrits, Nick Thomas-Peter, James Gates, Adriana E. Lita, Benjamin Metcalf, Brice R. Calkins, Nathan A. Tomlin, Anna E. Fox, Antia A. Lamas-Linares, Justin Spring, Nathan Langford, Richard P. Mirin, Peter Smith, Ian Walmsley, Sae Woo Nam

… mode via absorption from the evanescent field into a tungsten transition-edge sensor. The detection efficiency of the absorbing tungsten region is 7.2%. …

Application of physical and chemical characterization techniques to metallic powders

August 28, 2013

Author(s)

Edward J. Garboczi, John A. Slotwinski, Max A. Peltz, Chiara F. Ferraris, Stephanie S. Watson, Paul E. Stutzman

… materials used for additive manufacturing: stainless steel and cobalt-chrome. The characterization of these … additive manufacturing, stainless steel, cobalt chrome, characterization, recycling …

Anion Capture and Exchange by Functional Coatings: New Routes to Mitigate Steel Corrosion in Concrete Infrastructure

September 4, 2017

Author(s)

Gabriel Falzone, Magdalena Balonis, Dale P. Bentz, Scott Jones, Gaurav Sant

… the time to corrosion (e.g., 5 ≤ df ≤ 10, where df is the steel corrosion initiation delay factor [unitless]) as … ionic diffusion, and the passivation of the reinforcing steel rendered by NO3- are also discussed. … Exchange by Functional Coatings: New Routes to Mitigate Steel Corrosion in Concrete Infrastructure …

Multiaxial constitutive behavior of an interstitial-free steel: measurements through X-ray and digital image correlation

April 18, 2016

Author(s)

Youngung Jeong, Mark A. Iadicola, Thomas H. Gnaeupel-Herold, Adam A. Creuziger

… Constitutive behaviors of an interstitial-free steel sample were measured using an augmented Marciniak … anisotropic hardening behaviors of the interstitial-free steel. … Multiaxial constitutive behavior of an interstitial-free steel: measurements through X-ray and digital image …

Understanding Deformation Behavior in Uniaxial Tensile Tests of Steel Specimens at Varying Strain Rates

February 22, 2022

Author(s)

Dilip Banerjee, Mark Iadicola, Adam Creuziger

… constitutive behavior of ASTM International (ASTM) A 1008 steel specimens during uniaxial tensile tests at three … peak in the experiment. Possible use of a higher steel thermal conductivity value and/or exclusion of material … Deformation Behavior in Uniaxial Tensile Tests of Steel Specimens at Varying Strain Rates …

Photoemission for Xe Physisorbed on W(100): Evidence for Surface Crystal-Field Effects

December 8, 1975

Author(s)

B Waclawski, J F. Herbst

… hv=21.2 eV reveal two 5p levels for xenon physisorbed on a tungsten (100) surface. The spin-orbit splitting of the two … resulting from splitting the Xe 5p 3/2 states in the tungsten-surface crystal field. …

Measurement of Weld Toughness - Crack Tip Opening Angle Criterion

June 1, 2007

Author(s)

Philippe P. Darcis, Joseph D. McColskey, Christopher N. McCowan, Thomas A. Siewert

… The stable tearing behavior of X100 pipeline steel through a girth weld section was investigated using a … crack tip opening angle, high strength pipeline steel, girth weld …

An investigation into the influence of interrupted loading in improving the stretch-flangeability of dual-phase (DP600) steels

February 24, 2022

Author(s)

Dilip Banerjee, Kali Prasad, Krishnaswamy Hariharan, Uday Chakkingal

… improving the stretch-flangeability of dual-phase (DP600) steels …

Dynamic laser absorptance measured in a geometrically characterized stainless steel powder

December 22, 2019

Author(s)

Brian Simonds, Edward Garboczi, Todd A. Palmer, Paul Williams

… work, we measure the dynamic absorptance of a stainless steel metal powder over two orders of magnitude in focused … measured in a geometrically characterized stainless steel powder …

Impact of Ground Motion Selection Methods on the Seismic Assessment of Steel Special Moment Frames

September 27, 2018

Author(s)

Raul Uribe, Siamak Sattar, Matthew Speicher

… selection methods on the seismic performance evaluation of steel special moment frames. Two methods are investigated: a … in accordance with ASCE/SEI 7-10 to represent archetype steel frame buildings on the Western United States. The … Motion Selection Methods on the Seismic Assessment of Steel Special Moment Frames …

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