استاندارد ASTM A 503 در خصوص انجام تست آلتراسونیک بر روی Forged CrackingShafts

  استاندارد ASTM A 503 در خصوص انجام تست آلتراسونیک بر روی Forged Cracking Shafts     Scope 1.1 This is an acceptance specification for the ultrasonicinspection of forged steel crankshafts having main bearingjournals or crankpins 4 in. [100 mm] or larger in diameter.1.2 This specification covers the testing equipment requiredand the test procedure to be followed, and it defines the criticaland noncritical areas and limits of acceptance.1.3 This specification is intended to cover both continuousgrain flow (CGF) crankshafts for medium and high speeddiesel engines as well as solid (slab) forged crankshafts forother applications.1.4 The values stated in either inch-pound units or SI(metric) units are to be regarded separately as the standard.Within the text and tables, the SI un ...