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  2. Welding Procedure Specification - Wikipedia

    en.wikipedia.org/wiki/Welding_Procedure...

    The Canadian Welding Bureau, through CSA Standards W47.1, [3] W47.2 [4] and W186, [5] specifies both a WPS and a Welding Procedure Data Sheet (WPDS) to provide direction to the welding supervisor, welders and welding operators. The WPS provides general information on the welding process and material grouping being welded, while the WPDS ...

  3. 4043 aluminium alloy - Wikipedia

    en.wikipedia.org/wiki/4043_aluminium_alloy

    4043 aluminium alloy [1] [2] [3] is a wrought aluminium alloy with good corrosion resistance typically used as filler material [4] [5] for welding of aluminium parts. It contains high amounts of silicon (between 4.5 and 6%) and trace amounts of other metals. [6] It is grey in appearance and is sold as either welding wire or welding rod for TIG ...

  4. Weld quality assurance - Wikipedia

    en.wikipedia.org/wiki/Weld_quality_assurance

    Weld mapping is the process of assigning information to a weld repair or joint to enable easy identification of weld processes, production (welders, their qualifications, date welded), quality (visual inspection, NDT, standards and specifications) and traceability (tracking weld joints and welded castings, the origin of weld materials).

  5. Sika AG - Wikipedia

    en.wikipedia.org/wiki/Sika_AG

    Sika AG is a Swiss multinational specialty chemical company that supplies to the building and motor vehicle industries, headquartered in Baar, Switzerland.The company develops and produces systems and products for bonding, sealing, damping, reinforcing and protecting.

  6. Fracture mechanics - Wikipedia

    en.wikipedia.org/wiki/Fracture_mechanics

    Fracture mechanics is the field of mechanics concerned with the study of the propagation of cracks in materials. It uses methods of analytical solid mechanics to calculate the driving force on a crack and those of experimental solid mechanics to characterize the material's resistance to fracture.

  7. Al Roker Shares Wisdom His Father Gave Him That ... - AOL

    www.aol.com/lifestyle/al-roker-shares-wisdom...

    "To be honest, I struggled with my weight for most of my adult life. And my dad had gotten very ill, and at one point toward the end, he made me promise that I was going to get in shape," Roker ...

  8. Tara Lipinski Says 'Ash Was Falling' on 14-Month-Old Daughter ...

    www.aol.com/tara-lipinski-says-ash-falling...

    Tara Lipinski is sharing a scary moment she endured while evacuating the Los Angeles fires.. The professional figure skater, 42, posted a video on her Instagram Stories on Thursday, Jan. 9, as her ...

  9. 2024 has been a nerve-wracking year for plane travel. How ...

    www.aol.com/finance/2024-nerve-wracking-plane...

    There were 30 such accidents recorded in 2023, the most recent year for which full-year accident data are available, amounting to a risk of one accident every 1.26 million flights, says IATA.