385 meets and exceeds the requirements specified in MIL-A-12560 J (appendix A Class 1).
|Weldability||Carbon equivalent of 0.72 Typical|
|Mechanical Properties (ASTM A370)|
|Charpy V-Notch Impact (ASTM A673) BEND TEST||Standard size, 17 foot-pounds (23 joules) @ -40 deg C/F test temp, transverse direction hardness 363 BHN. (note the complete requirements are in MIL-A-12560J Table V) 4T (up to .50 inches-12.5mm)|
|Flatness||Requirements are 50% of that specified in ASTM A-6. Tighter flatness tolerances are available (subject to SWC approval).|
|Thickness||The requirements are 50% of that specified in ASTM A-6. Special tolerances are available (subject to SWC approval).|
|Ballistic Testing||The requirements of 385 meet and exceed the requirements specified in MIL-A-12560 J (appendix A Class 1). 385 has been qualified at Aberdeen (US Army Proving Ground). Production lot qualification is performed at an approved test facility.|
|Availability||385 is available in standard widths of 48", 60" and 72" with a maximum availability of 96". Inquire for width/thickness availability.|
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