outside of the table above shall reference SAE J404 unless otherwise
agreed upon by AGT and our customer.
8640M* for austempered bainitic product: no gross decarb/free ferrite & grain size eight (8) or larger
per ASTM E112.
8115M* must be annealed to 30% maximum spheroidite and meet the following requirements:
Must be capable of being cold upset of two diameters
Annealed coil end shall not exceed HBW 165 or tensile of 75,000 psi
Seam depth not to exceed 0.001” per 1/16” in stock diameter
Jominy hardness: J1 – HRC 44 max, J3 – HRC 34 max, J6 – HRC 16 min