AMS Specification 1 - ROLEX ALLOYS INTERNATIONAL - INCONEL, INCOLOY, HASTE... 页码,2/9 23 AMS 4029 24 AMS 4031 25 AMS 4031 26 AMS 4035 27 AMS 4037 28 AMS 4040 29 AMS 4041 30 AMS 4044 31 AMS 4045 32 AMS 4048 33 AMS 4050