1210-2024-2 Rockwell (C) Scale Hardness of Externally Threaded Fasteners Price: $272.00

In each testing round participants receive ten bolts (1/2" diameter), selected from two different production lots. ASTM Test Method F606/F606M, ASTM Test Method E18, and SAE J429 are referenced.
Laboratories must cut bolts prior to measuring hardness.
All laboratories must report data using the Rockwell C scale.
Total number of shipments = 2 
Samples ship in May and November.
Enrollment deadline: 1 March 2024