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  2. Hollow structural section - Wikipedia

    en.wikipedia.org/wiki/Hollow_structural_section

    In the recent past, HSS was commonly available in mild steel, such as A500 grade B. Today, HSS is commonly available in mild steel, A500 grade C. Other steel grades available for HSS are A847 (weathering steel), A1065 (large sections up to 50 inch sq made with SAW process), and recently approved A1085 (higher strength, tighter tolerances than ...

  3. Dalmatic - Wikipedia

    en.wikipedia.org/wiki/Dalmatic

    Although infrequent, it may also be worn by bishops above the alb and below the chasuble, and is then referred to as pontifical dalmatic. Like the chasuble worn by priests and bishops, it is an outer vestment and is supposed to match the liturgical colour of the day.

  4. National Tube Works (McKeesport, Pennsylvania) - Wikipedia

    en.wikipedia.org/wiki/National_Tube_Works...

    The National Tube Works, operated by the National Tube Company, was a large steel tube foundry located in McKeesport, Pennsylvania. The tube works employed a large amount of the town and were a symbol of the town itself. Its closure in 1987 severely impacted the town's economy and contributed towards its decline.

  5. ASTM A500 - Wikipedia

    en.wikipedia.org/wiki/ASTM_A500

    ASTM A500 is a standard specification published by the ASTM for cold-formed welded and seamless carbon steel structural tubing in round, square, and rectangular shapes. It is the most commonly specified ASTM standard in the US for hollow structural sections .

  6. Steel grades - Wikipedia

    en.wikipedia.org/wiki/Steel_grades

    EN 10027-1 steel grade designation system. European standard steel grade names fall into two categories: [1] Steel specified by purpose of use and mechanical properties. Steel specified by chemical composition. The inclusion of a letter 'G' before the code indicates the steel is specified in the form of a casting.

  7. Donald Trump called 'The Apprentice' a 'hatchet job.' Now ...

    www.aol.com/entertainment/donald-trump-called...

    Sebastian Stan's turn as Donald Trump earned him a Best Actor nomination at the 2025 Oscars. It couldn't have come at a more interesting time.

  8. Structural steel - Wikipedia

    en.wikipedia.org/wiki/Structural_steel

    The austenizing temperature, the temperature where a steel transforms to an austenite crystal structure, for steel starts at 900 °C (1,650 °F) for pure iron, then, as more carbon is added, the temperature falls to a minimum 724 °C (1,335 °F) for eutectic steel (steel with only .83% by weight of carbon in it).

  9. Pontifical High Mass - Wikipedia

    en.wikipedia.org/wiki/Pontifical_High_Mass

    The dalmatic, the distinctive vestment of a deacon, worn under the bishop's chasuble to show that he has the full powers of the sacrament of Holy Orders. For the Extraordinary Form, in addition to the dalmatic, the tunicle, the particular vestment of the subdeacon, worn under the bishop's dalmatic, further to show the fullness of the major ...