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  • Users: GassyChris
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  1. GassyChris

    Wrought vs. Forged Steel Fittings

    I want to specify high yield strength steel weld fittings. Can someone please explain the difference between ASTM A860 (Standard Specification for Wrought High-Strength Ferritic Steel Butt-Welding Fittings) and ASTM A694 (Standard Specification for Carbon and Alloy Steel Forgings for Pipe...
  2. GassyChris

    Weld Neck Flanges / ASME B16.5 / MSS SP-44

    6" standard ASTM A105, Gr. B, ANSI 300, weld neck flanges were used in a standard wall X52 natural gas piping system. I need to calculate the percentage of SMYS (%SMYS) when the system operates at its MAOP. The weld neck flange has a minimum neck length of 1/4" per Fig. II-7 of ASME B16.5 (see...

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