Manufacturing Sequence for Fabrication of High-Strength Steel Parts 300M or 4340 Modified Low-Alloy Steels 270,000 psi (1860 MPa) Tensile Strength and Higher

This document establishes the requirements for the sequencing of processes relating to parts fabricated from 300M or 4340 modified steel heat treated to, or to be heat treated to, 270,000 psi (1860 MPa) minimum ultimate tensile strength (UTS) and higher.Cross Reference: A-A-113,AMS2300,AMS2401,AMS2403,AMS2406,AMS2419,AMS2424,AMS2426,AMS2427,AMS2430,AMS2434,AMS2630,AMS2640,AMS2649,AMS2759/2,AMS2759/9,AMS2800,AMS6257,AMS6417,AMS6419,AMSC8837,AMSQQC320,AMSS13165,AMSSTD2154,ANSIB74.13,AS1182,ASTME1444,ASTME1742,ASTME18,AWSD17.1,MAM2300,MIL-STD-1500,MIL-STD-1501,MIL-STD-2219,MIL-STD-866,MIL-W-6873