CS-E 70 Materials and Manufacturing Methods

• ED Decision 2007/015/R found in: CS-E Amdt 5 - Engines (Dec 2018)

CS-E 70 Materials and Manufacturing Methods ED Decision 2007/015/R (See [AMC E 70](#_DxCrossRefBm1371447647)) (a) The suitability and durability of materials used in the Engine must be established on the basis of experience or tests. The assumed design values of properties of materials must be suitably related to the minimum properties stated in the material specification. (b) Manufacturing methods and processes must be such as to produce sound structure and mechanisms which retain the original mechanical properties under reasonable service conditions. [Amdt. No.: E/1]