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  1. Angus101

    Martensite in solid solution/preciptation heat treatment

    Hey thanks very much, It's very confusing when textbooks make solid statements like that, they never explain the contradictions between something in one chapter and something else 10 pages previously.
  2. Angus101

    Martensite in solid solution/preciptation heat treatment

    Hello, Probably a bit of a noob question here, hope you don't mind. I'm reading somewhere that the first step in precipitation hardening is a solid solution quench process that leaves the alloy in a soft and ductile state. Hold on, I thought quenching a solid solution in the a-phase produces...
  3. Angus101

    All properties similar apart from Modulus - Why?

    Hi, and thanks for all your help so far. Elongation for the 'good' piece I'm getting 31%, 36% and 22%. Modulus for the 'good' piece I'm getting 44.1GPa 45.48GPa and 57.2 GPa respectively. (Sorry I don't do Imperial!) For the 'failed' piece I'm getting 42% 37% and 35%. Modulus, 70.4Gpa, 42.2Gpa...
  4. Angus101

    All properties similar apart from Modulus - Why?

    Hi there, I'm currently running tensile tests between two pieces of 1050 Aluminum in non-hardened (80MPa) states. One piece has failed in service, the other has not. I am measuring UT, Yield, Elongation and Youngs Modulus. The UT and yields are similar between both, but the elongation is...

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