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  • Users: ddlmodes
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  1. ddlmodes

    Asme 9 and AWS D1.1: Mixed group welding & equivalent grouping

    We used a lot of S355J2, St52.3, & EH36 for main structure. We also used A36 & SS400 for non-critical structure which are welded to the main structure. Out of curiosity, I checked into these two welding codes. Only SA36 & EH36 (AWS D1.1) are 'officially' listed in these code. 1) We have WPS...
  2. ddlmodes

    Strain response under hydrostatic pressure past yield

    Below is my question: A steel of 200Mpa yield, when loaded to: Case #1) Stress1=stress2=stress3=400Mpa (compress) Strain1=strain2=strain3 = 0.1% -0.3*0.1% -0.3*0.1% (Elastic strain) + A% -0.5*A% -0.5*A% (Plastic strain = no flow = 0) = 0.04% Or 0.08%? (After yield, continue to deform...
  3. ddlmodes

    Steel behavior (strain) under hydrostatic pressure past yield

    Below is my question: A steel of 200Mpa yield, when loaded to: Case #1) Stress1=stress2=stress3=400Mpa Strain1=strain2=strain3 = 0.1% -0.3*0.1% -0.3*0.1% (Elastic strain) + A% -0.5*A% -0.5*A% (Plastic strain = no flow = 0) = 0.04% Or 0.08%? (After yield, continue to deform elastically)...

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