DZ/T 0101.12-1994
Active
QJ 2539.3-1993
Active
Industry standards-Aerospace
QJ 2539.3-1993 Chemical heat treatment and gas nitriding of steel
QJ 2539.3-1993 Chemical heat treatment and gas nitriding of steel
Price:
$ 30
Basic Information
Standard Code:
QJ 2539.3-1993
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Tools
ICS Name:
-
Publish Date:
1993-03-29
Implement Date:
1994-01-01
Pages:
7 pages
Development Information
Same series standard
Referenced Standards
GB/T 1220-1992 Stainless steel bars
GB/T 1220-2007 Stainless steel bars
GB/T 1299-2000 Alloy tool steels
GB/T 1299-2014 Tool and mould steels
GB/T 3077-1999 Alloy structure steels
GB/T 3077-2015 Alloy structure steels
GB/T 536-1988 Liquefied anhydrous ammonia
GB/T 536-2017 Liquefied anhydrous ammonia
GB/T 11354-1989 Steel-iron parts—Determination of nitrided case depth and metallographic examination of nitriding structure
GB/T 11354-2005 Determination of nitrided case depth and metallographic microstructure examination for steel and iron parts
QJ 1421.4-1988 Metal Hot Working and Surface Treatment Safety Inspection Rules for Security Checks
QJ 1428
YB 475-1993 Gun steel for gun barrel components
GB/T 11354-2025 Determination of nitriding hardness depth and metallographic examination for steel
GB/T 1299-2025 Tool and mould steels
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