SAE J121-1983
DECARBURIZATION IN HARDENED AND TEMPERED THREADED FASTENERS

Standard No.

SAE J121-1983

Release Date

1983

Published By

SAE - SAE International

Status

Be replaced 2013-02

Replace By

SAE J121-1994

Latest

SAE J121M-2013

Scope

This recommended practice covers methods for measuring@ classifying@ and specifying decarburization in the threaded section of hardened and tempered steel bolts@ screws@ studs@ and similar parts. It is not intended to cover products which are specifically carburized to achieve special properties.

SAE J121-1983 history

• 2013 SAE J121M-2013 Decarburization in Hardened and Tempered Metric Threaded Fasteners
• 2013 SAE J121-2013 Decarburization in Hardened and Tempered Unified Threaded Fasteners
• 1997 SAE J121M-1997 Decarburization in Hardened and Tempered Metric Threaded Fasteners
• 1997 SAE J121-1997 Decarburization in Hardened and Tempered Unified Threaded Fasteners
• 1996 SAE J121M-1996 Decarburization in Hardened and Tempered Metric Threaded Fasteners@ Recommended Practice (08-1996)
• 1996 SAE J121-1996 Decarburization in Hardened and Tempered Unified Threaded Fasteners@ Recommended Practice (08 1996)
• 1994 SAE J121M-1994 DECARBURIZATION IN HARDENED AND TEMPERED THREADED FASTENERS
• 1994 SAE J121-1994 DECARBURIZATION IN HARDENED AND TEMPERED THREADED FASTENERS
• 1983 SAE J121-1983 DECARBURIZATION IN HARDENED AND TEMPERED THREADED FASTENERS
• 1976 SAE J121A-1976 DECARBURIZATION IN HARDENED AND TEMPERED THREADED FASTENERS