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  	MPa	ksi	MPa	ksi	¼Ë«~«p«× 1.6mm(1/16in)	HB	MPa	ksi	MPa	ksi
  O	124	18	55	8	25	30	83	12	62	9
  T4,T451	241	35	145	21	22	65	165	24	97	14
  T6,T651	310	45	276	40	12	95	207	30	97	14

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  	n£[¡Pm	%IACS	W/(m¡PK)
  O	22	47	180
  T4,T451	26	40	154
  T6,T651	24	43	167

  
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