
Developments and Discoveries from across the Industry.
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How Doxsteel Fasteners Resist Refinery Corrosion
August 23rd, 2018Regardless of the application, corrosion is a constant enemy to bolting operations. When oxide accumulates in the thread engagement between a stud, nut, and equipment, the only way to free the fastener is through exotic removal processes such as metal disinteg... READ MORE >>
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After Blue Bolts: Exploring the Latest in Refinery Bolting Technology
August 23rd, 2018For decades, the leading coating system in refineries and power generation facilities has been Polytetrafluoroethylene (PTFE). PTFE gained prominence in the early 20th century under the name Teflon where it was used to coat everything from non-stick cook... READ MORE >>
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Doxsteel Complies with the RoHS Directive
August 22nd, 2018In any operational setting, facilities must take stock of their environmental impact. Whether handling sour water systems at a petrochemical refinery or installing bolts at the bottom of the ocean, care for the industry’s effects on natural ecosystems is k... READ MORE >>
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Reducing Hydrogen Embrittlement Risk of Steel Bolting in Seawater Environment with Nickel-Cobalt Electroplating
June 25th, 2018Among the several threats to bolting in marine environments, hydrogen embrittlement is one of the most dreaded. A form of environmentally assisted cracking (EAC), hydrogen embrittlement occurs when hydrogen penetrates a fastener’s base material, making i... READ MORE >>
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Nickel-Cobalt Alloy Coating Protects Steel Fasteners from Hydrogen Embrittlement
June 14th, 2018At the beginning of the year, Kathy Riggs Larsen of Materials Performance spoke with Doxsteel Corrosion specialists Omar Rosas and Oscar Garcia about the dangers of hydrogen embrittlement. A form of stress corrosion cracking (SCC), hydrogen embrittlement occur... READ MORE >>
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How ASTM B994 Bolting Eliminates the Need for Metal Disintegration
May 30th, 2018When fasteners seize, facilities require costly and time-consuming processes to free and replace them. Turnaround operations that are executed in days on unseized bolts end up taking weeks when replacing seized fasteners, leading to facility downtime that can ... READ MORE >>
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How to Protect Your Bolts from High Temperature Environments and Liquid Metal Embrittlement
May 30th, 2018Liquid metal embrittlement occurs when extreme high temperatures bring fastener coatings to their melting point. As the coating liquifies, it induces a loss in the bolt’s tensile ductility, causing it to become brittle and highly susceptible to fracture. Fas... READ MORE >>
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We’re In: Why the Major Oil & Gas Companies are Adding New Bolting Vendors for the First Time in 20 Years
April 12th, 2018In the past 20 years, no major companies in the oil & gas industry have added new bolting specifications to their Approved Manufacturer Listings (AML). Companies like Shell, Chevron, MRC Global, Anadarko, BHP Billiton, BASF, and Chemours have installed and rep... READ MORE >>
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OTC PAPER PRESS RELEASE
April 3rd, 2018Doxsteel Fasteners Corrosion Specialist Leading the Way at OTC 2018 with Breakthrough Research on Hydrogen Embrittlement in Offshore Bolting HOUSTON, TX — Doxsteel Fasteners Senior Corrosion Specialist Dr. Omar Rosas has been invited to the 2018 Offshore ... READ MORE >>
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Why ASTM B994 is the World’s Best Bolting Solution
March 6th, 2018With the industry in search of better methods to protect fasteners from failure, ASTM B994 offers a novel solution to corrosion resistance in bolting operations. Suggesting a Nickel-Cobalt alloy as the new practice for fastener electroplating, ASTM B994 is des... READ MORE >>