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NIST Authors in Bold

Displaying 76 - 100 of 1456

Anti-corrosive influence of Acetobacter biofilms on carbon steel

July 19, 2016
Author(s)
Danielle C. France
… Microbiologically influenced corrosion (MIC) of carbon steel infrastructure is an emerging cost issue for the … varying the numbers of Acetobacter delivered to a carbon steel testing surface over three orders of magnitude during a … that Acetobacter biofilms are able to protect carbon steel surfaces from corrosion. Mitigation techniques for MIC …

Seismic Stability Assessment of Steel Moment Frames and Implications for Design

September 13, 2020
Author(s)
Larry Fahnestock, Shitao Shi, Matthew Speicher
… methods for seismic stability are available. Specific to steel buildings and the design framework in the United … significant inelastic deformation. However, in a ductile steel seismic lateral force-resisting system (LFRS), the … be considered in design. This paper focuses on a set of steel special moment frames that are designed with or without …

Towards an Intelligent Job Site: Status of the NIST Automated Steel Construction Test Bed

February 19, 2017
Author(s)
Alan M. Lytle, Kamel S. Saidi, William C. Stone, Nicholas A. Scott
… Systems Division, is researching robotic structural steel placement through an ongoing program entitled … Performance of Innovative Technologies for Automated Steel Construction. This program, initiated in response to an American Institute of Steel Construction request for a 25 % reduction in time to …

Behavior of Steel-Sheathed Shear Walls Subjected to Seismic and Fire Loads

August 7, 2017
Author(s)
Matthew S. Hoehler, Christopher M. Smith, Tara C. Hutchinson, Xiang Wang, Brian J. Meacham, Praveen Kamath
… m × 3.7 m shear wall specimens consisting of cold- formed steel framing sheathed on one side with sheet steel adhered to gypsum board and on the opposite side with … failure mode of the walls from local buckling of the sheet steel in cases without fire exposure, to global buckling of …

Acceptance of new batches of 9310 steel for the Charpy Machine Verification Program

January 1, 2001
Author(s)
May Ling Martin, Enrico Lucon
… one of the NIST Charpy Contractors returned some 9310 steel blanks (rough-machined, oversized, unnotched specimens) … defects (similar to gouges, some with raised strips of steel). On a couple of these blanks, optical microscopy and … that they correspond to segregation zones formed during steel-making, which the final processing failed to remove. …

Behavior of Unrestrained and Restrained Steel Columns Adjacent to Localized Fire

December 12, 2014
Author(s)
Chao Zhang, John L. Gross, Therese P. McAllister, Guo-Qiang Li
… Steel columns may be exposed to thermal radiation from … from a localized fire and the temperature of exposed steel columns. This paper is one of two independent papers on the behavior of steel columns subjected to localized fire. In this paper, the … Steel columns, Localized fire, Buckling, Non-uniform …

White Paper on Fire Behavior of Steel Structures

September 18, 2014
Author(s)
Maria Garlock, Jo? Kruppa, Guo-Qiang Li, Li, Bin Zhao
… and performance- based design efforts in fire behavior of steel structures … Fire resistance, Fire Testing, Performance-based design, Steel Structures … White Paper on Fire Behavior of Steel Structures …

STEEL GRAVITY CONNECTIONS SUBJECTED TO LARGE ROTATIONS AND AXIAL LOADS

October 13, 2016
Author(s)
Jonathan M. Weigand, Jeffrey W. Berman
… Steel gravity framing systems (SGFSs) rely on connections for … design. This paper presents the results of experiments on steel single-plate shear and bolted angle connections … of the Eighth International Workshop on Connection in Steel Structures (Connections VIII) …

Rate effects on transformation kinetics in a metastable austenitic stainless steel

November 15, 2017
Author(s)
Rakan Alturk, William E. Luecke, Steven Mates, A Araujo, K. S. Raghavan, Fadi Abu-Farha
… transformation in 201 austenitic stainless steel (SS201) were investigated. This grade was selected as a low-cost stainless steel with good lightweighting potentials for automotive … austenitic , stainless steel , high-rate , mechanical properties … kinetics in a metastable austenitic stainless steel …

Experiments and Modeling of Unprotected Structural Steel Elements Exposed to a Fire

September 18, 2005
Author(s)
Anthony P. Hamins, Kevin B. McGrattan, Kuldeep R. Prasad, Alexander Maranghides, Therese P. McAllister
… models designed to predict the temperatures of structural steel elements exposed to a fire. The experiment involved a 2 … included the surface temperature of uninsulated steel elements and the temperature of the upper layer gases … of the fire coupled with a finite-element model of the steel. The numerical predictions of the steel surface …

Design Guidelines for the Seismic Modification of Welded Steel Moment Frame Buildings

May 1, 1998
Author(s)
John L. Gross
… various techniques for the modification of existing welded steel moment frame con-nections to improve their seismic … Problems associated with retrofitting of existing Welded Steel Moment Frame buildings are discussed and the … been written in cooperation with the American Institute of Steel Construction (AISC) and are described. …

Assessing the Quality of As-Received 4340 Steel for the Production of NIST Charpy Reference Specimens

September 15, 2021
Author(s)
Enrico Lucon, May Ling Martin
… Program at NIST in Boulder uses heat-treated 4340 steel for the production of indirect verification Charpy … at low- and high-energy level. Recently, a batch of steel purchased for the program turned out to be unacceptably … modifying the heat-treatment process. The whole batch of steel had to be eventually scraped. In order to avoid such an …

Sensitivity Analysis of fatigue Crack growth Model for API Steels in Gaseous Hydrogen

March 20, 2014
Author(s)
Neha N. Rustagi, Elizabeth S. Drexler, Andrew Slifka
… A model to predict fatigue crack growth of API pipeline steels in high pressure gaseous hydrogen has been developed … b) to provide guidance for model calibration of other API steels. … hydrogen assisted fatigue crack growth model, API pipeline steels, sensitivity analysis …

On the Development of a Hydrogen-Assisted Fatigue Crack Growth Model for API Pipeline Steels

April 5, 2018
Author(s)
Andrew J. Slifka, Ryan M. White, Chris P. Looney, Elizabeth S. Drexler, Robert L. Amaro
… was a lack of experimental data and models pertaining to steels’ fatigue response in gaseous hydrogen. Extensive … hydrogen-assisted fatigue crack growth response of the steels. As a result of this extensive data set, and a … code was modified to enable the use of higher strength steels without penalty, thereby resulting in the potential …

Mechanical and Metallurgical Analysis of Structural Steel. Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-3) ***DRAFT for Public Comments***

September 1, 2005
Author(s)
Frank W. Gayle, Richard J. Fields, William E. Luecke, Stephen W. Banovic, Timothy J. Foecke, Christopher N. McCowan, Joseph D. McColskey, Thomas A. Siewert
… of the mechanical and metallurgical analysis of structural steel from the World Trade Center (WTC), part of the National … (1) Determine mechanical propetties of WTC stnctural steel, (2) Determine the quality of the steel and if design requirements were met, and (3) Analyze …

Certification of Standard Reference Material(R) 1270a: Cr-Mo Low Alloy Steel A336 (F-22) (disk form)

September 14, 2022
Author(s)
Bruce Scruggs, Heather H. Chen-Mayer, James H. Yen, Anthony F. Marlow, Rick L. Paul, John Sieber
… methods of analysis for element contents of iron and steel alloys. They can be used to validate value assignment … Compositional Analysis, Cr-Mo Steel, Low Alloy Steel, Standard Reference Material, Steel … of Standard Reference Material(R) 1270a: Cr-Mo Low Alloy Steel A336 (F-22) (disk form) …

Experimental investigation of structural steel beams subjected to localized fire

May 29, 2020
Author(s)
Selvarajah Ramesh, Lisa Y. Choe, Chao Zhang
… presents an experimental behavior of unprotected W16 × 26 steel beams subjected to localized fire. Beam specimens were either simply supported or connected to steel columns via all bolted double angle connections. Two … of the beams. Thermal and structural responses of the steel beams as well as the heat release rate and applied …

Influence of Fire on the Lateral Resistance of Cold-Formed Steel Shear Walls Phase 2: Oriented Strand Board, Strap Braced, and Gypsum-Sheet Steel Composite

March 5, 2019
Author(s)
Matthew S. Hoehler, Blanca Andres Valiente, Matthew F. Bundy
… investigations of the performance of cold-formed steel lateral force-resisting systems (CFS-LRFS) under … types of shear wall systems are investigated: gypsum-sheet steel composite panel sheathed walls, oriented strand board (OSB) sheathed walls, and steel strap braced walls. Twenty-two 2.7 m tall by 3.7 m long …

Influence of Fire on the Lateral Load Capacity of Steel-sheathed Cold-Formed Steel Shear Walls - Report of Test

December 19, 2016
Author(s)
Matthew S. Hoehler, Christopher M. Smith
… m × 3.7 m) shear wall specimens consisting of cold-formed steel framing sheathed on one side with light-gauge steel adhered to gypsum board and on the opposite side with … cold-formed steel, shear walls, earthquake, fire, fire following … Influence of Fire on the Lateral Load Capacity of Steel-sheathed Cold-Formed Steel Shear Walls - Report of Test …
Displaying 76 - 100 of 1456
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