Category: Fasteners

In the fastener marketplace, Simpson Strong-Tie stands apart from the rest. Quality and reliability is our top priority. That’s why we hire PhDs, metallurgists, materials engineers, and structural engineers to create the best possible fasteners. And why each production run goes through rigorous testing to ensure our products can handle higher loads, resist corrosion, and make installation more efficient.

Introducing The Next-Generation Strong-Drive® SDHR Combo-Head Screws: Steel-to-Wood Structural Fastening Solution with Enhanced Durability and Hydrogen Embrittlement Resistance

Now with Black E-Coat Finish — Compliant with CSA O86:24 Hydrogen Embrittlement Requirements

In response to the hydrogen embrittlement requirements defined in CSA O86:24 and the increasing structural demands of modern heavy timber and mass timber construction, Simpson Strong-Tie® has developed the next-generation Strong-Drive® SDHR Combo-Head Screw with a black e-coat finish. This updated version is designed to meet the latest durability and hardness requirements while delivering the same high-capacity structural performance that engineers have come to rely on in steel-to-wood applications. The new SDHR is listed in the ICC-ES ESR-3046 Evaluation Report.

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Common Technical Engineering Inquiries – Part III: Fasteners

This is the last of a three-part series covering common questions we receive in our engineering department. Part 1 consisted of frequently asked questions related to our anchor products (view Part 1 here), while part 2 covered connector products (view Part 2 here). These are questions that come directly into our call center, along with questions submitted through the website, our engineering email queues, and our sales team.

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