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  2. ISO 657 - Wikipedia

    en.wikipedia.org/wiki/ISO_657

    ISO 657 (hot-rolled steel sections) is an ISO standard that specifies the tolerances for hot-finished circular, square and rectangular structural hollow sections and gives the dimensions and sectional properties for a range of standard sizes.

  3. 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 ...

  4. Drum (container) - Wikipedia

    en.wikipedia.org/wiki/Drum_(container)

    The measure of 42 US or wine gallons corresponds to a wine tierce (third-pipe). A wine barrel, or 1 ⁄ 8 tun, measures 31.5 US gallons (26.2 imp gal; 119.2 L). Applicable standards include: ISO 15750-1:2002. Packaging — Steel drums — Part 1: Removable head (open head) drums with a minimum total capacity of 208 L, 210 L, and 216.5 L

  5. Rolled homogeneous armour - Wikipedia

    en.wikipedia.org/wiki/Rolled_homogeneous_armour

    RHA is homogeneous because its structure and composition are uniform throughout its thickness. The opposite of homogeneous steel plate is cemented or face-hardened steel plate, where the face of the steel is composed differently from the substrate. The face of the steel, which starts as an RHA plate, is hardened by a heat-treatment process.

  6. Propane, butane, and LPG container valve connections

    en.wikipedia.org/wiki/Propane,_butane,_and_LPG...

    11.1 mm 0.907 mm 7/16" 28 TPI EXT 1 lb (16 oz) propane bottle (Coleman) 1"-20 CGA600 UNEF 25.4 mm 1.27 mm 1" 20 tpi EXT RH ABNT NBR 13794 ABNT NBR 8614 NPT: 19.1 mm 1.814 mm 3/4" 14 TPI ABNT NBR 8614 a ABNT NBR 8614 NPT: 9.5 mm 3/8" No thread ABNT NBR 8614 b ABNT NBR 8614 NPT: 19.1 mm 1.814 mm 3/4" 14 TPI Bayonet Autogas Bayonet No thread

  7. New Orleans terrorist’s allegiance to ISIS shows group are ...

    www.aol.com/news/orleans-terrorist-allegiance...

    FBI photo of 42-year-old Shamsud-Din Jabbar, identified as the deceased suspect of the New Orleans terrorist attack on New Year’s Day that killed 15 and injured dozens more.

  8. 5 of the McCallister Kids From “Home Alone” Reunite For the ...

    www.aol.com/lifestyle/5-mccallister-kids-home...

    Though legions of fans might revisit 1990’s Home Alone (and 1992’s Home Alone 2: Lost in New York) every year, the fictional McCallister kids haven’t gotten back together in thirty years ...

  9. Steel and tin cans - Wikipedia

    en.wikipedia.org/wiki/Steel_and_tin_cans

    Each tonne of scrap steel recycled saves 1.5 tonnes of CO 2, 1.4 tonnes of iron ore and 740 kg of coal. Steel is the world's most recycled material, with more than 85% of all the world's steel products being recycled at the end of their life: an estimated 630 million tonnes of steel scrap were recycled in 2017, saving 945 million tonnes of CO 2 ...