Fine irregularities in the surface texture of a material, usually including those resulting from the inherent action of the production process. Surface roughness is usually reported as the arithmetic roughness Ra and is given in micrometers or microinches.
ESAB and VICTOR: Now this is a Power Lineup.
There’s a new team in town. The joining of ESAB and Victor brings together five heavy hitters. Now all the welding and cutting solutions you need are available from one company – ESAB.
From the Web: Steel making, fabricating have changed; mfg & politics; 3-D printing semi-solid metals - by Vicki Bell Highlights for fabricators from the past week’s Web articles— AISC VP sets the record straight about today’s steel production; what skills today’s factory workers need; manufacturing and politics, and developments in 3-D printing.
The only North American publication devoted to the metal tube and pipe industry industry and is a trusted source of information for professionals. Subscriptions are free to qualified tube and pipe professionals in North America.
TheFabricator.com provides metal fabrication professionals with market news, the industry's best articles, product news, and conference information from the Fabricators & Manufacturers Association, Intl.