Welcome to the Society of Tribologists and Lubrication Engineers

The Society of Tribologists and Lubrication Engineers (STLE) is a professional technical society providing a selection of robust resources in technical research, education and professional development delivered through programming, courses, events and periodicals on topics most important to you: safety, energy usage, maintenance, natural resources, wear and productivity.

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Don't Miss the Latest Tribology
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Tribology and Lubrication Technology (TLT) was created to aid in the technical education and professional development for all working in the field of tribology and lubrication engineering.

STLE News

Episode 35 | Micropitting in Gears

(Posted on Feb. 27, 2026)

Deep dive into issues of micropitting in gears. Listen today.

Annual Meeting Early Bird Deadline March 20, 2026

(Posted on Feb. 10, 2026)

Members and non-members can save $100on the registration fee. Learn more.

MWF Management Course

(Posted on Nov. 19, 2025)

Register today for STLE's two-day education program that offers a solid overview of metalworking fluid management. Learn more.

Tag #STLEConnect on your social posts

(Posted on Jul. 16, 2025)

Use #STLEConnect on social to join the conversation on social. Learn more.