Aerospace series; steel FE-PA 95; 1750 MPa <kleiner => <(kursiv)R><(Index)m> <kleiner => 2000 MPa; bars <(kursiv)D><(Index)e> <kleiner => 150 mm

This document outlines the technical requirements for a specific category of aerospace-grade steel products. It focuses on high-strength bars manufactured from FE-PA95 alloy, characterized by a minimum tensile strength ranging from 1750 MPa up to 2000 MPa. The specifications cover materials with diameters not exceeding 150 millimeters, ensuring consistent quality for critical flight applications. The document establishes detailed criteria regarding chemical composition, mechanical properties, and dimensional tolerances necessary for these components. It defines the methodologies for testing and inspection to verify compliance with the stipulated performance levels. These guidelines serve to harmonize manufacturing processes and material selection across the industry, facilitating interchangeability and reliability in structural aviation elements. By providing clear parameters for production and quality assurance, the text supports the engineering needs of the sector without altering the fundamental metallurgical characteristics of the specified steel grades.