Dean:
>From my Ryerson Steel & Aluminum Data book:
Steels:
4130 .28% to .33% Carbon; .40% to .60% Magnesium .80% to
1.10% Chomium; .15% to .25% Molybdenum
4140 .38% to .43% Carbon; .75% to 1.0% Magnesium; .80% to
1.10% Chomium; .15% to .25% Molybdenum
EN19 Not in my Ref-----I will need to look elsewhere
Aluminum:
6061 40% to ..80% Silicon; .70% Iron; .15% to .40%
Copper; .15% Manganese; .15% to .35% Chomium; .25% Zink; .15%
Tin; Other .05%
6261 Not in my Ref.
Hope this is of some Help
Don Lively
Burlington, IA
AVLEC wrote:
> Can anyone tell me what differences there are between 4130, 4140 to EN19 as
> well as the phisical differences between 6061 and 6261 ally.
> Regards
> Dene Collett
> KR2SRT builder
> South africa
> Whisper assembler
> See: www.whisperaircraft.com
> mailto: av...@telkomsa.net
>
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