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  • Users: gioasginc
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  1. gioasginc

    Higher tensile strength for alloy steel 4340 screw

    May be someone can help me in this: I have a screw :#10-32 (diameter .19", length 1")hex head, full thread, alloy steel (4340), that according to NAS1801 it has 160 KSI tensile strenght. Can I heat treating it, to get 300 KSI tensile strenght, if the case what would be the treatments...
  2. gioasginc

    Heat treatment process to achieved 7075-T6

    Hi, maybe someone can help me in the next issue: I tried to achieved 7075-T6 from 7075-T0 ,it is my first time. The pieces are 0.071" thick.(about 30).Based on technical data I did the following process with the pieces. 1.- (Solution treatment) with the parts (7075-T0) inside the kiln, at...

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