ASTM A453 660 B Studs,A453 Grade 660 Cl B Stud bolts
ASTM A453 Grade 660 Cl B Stud bolt Fasteners Manufacturer
Imperial (Inch): Unified National Coarse (UNC) or Fine (UNF)
Metric: ISO Metric thread (M12, M16, M20, M24, etc.)
Nominal Diameter (inch) Metric Equivalent (mm) Common Thread Type
¼” – 2 1/2″ ~M6 – M65 UNC / UNF (imperial)
or ISO Metric (M-thread
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