PREN 3225-3-1990 Aerospace Series Heat Resisting Alloys Produced from Atomized Powder Powder@ Compacted Forging Stock and Parts - Technical Specification - Part 3 - Hot Compacted Forging Stock
1993PREN 3225-3-1993 Aerospace Series Heat Resisting Alloys Produced from Atomized Powder Powder Compacted Forging Stock and Parts Technical Specification Part 3 - Hot Compacted Forging Stock (Edition P 1)
1990PREN 3225-3-1990 Aerospace Series Heat Resisting Alloys Produced from Atomized Powder Powder@ Compacted Forging Stock and Parts - Technical Specification - Part 3 - Hot Compacted Forging Stock