ASTM B601-01

NOTICE: This standard has either been superseded and replaced by a new version or discontinued.
Contact ASTM International (www.astm.org) for the latest information.
Designation: B 601 – 01
Standard Classification for
Temper Designations for Copper and Copper Alloys—
1
Wrought and Cast
This standard is issued under the fixed designation B 601; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
This standard has been approved for use by agencies of the Department of Defense.
1. Scope * and hot working and controlled by the methods employed in
the operations.
1.1 This is a classification of temper designations for copper
5.4 Cold-Worked Tempers, H—Tempers produced by con-
and copper alloys—wrought and cast. The temper designations
trolled amounts of cold work.
are classified by the process or processes used in manufactur-
5.5 Cold-Worked (Drawn), Stress-Relieved Tempers, HR—
ing the product involved and its resulting qualities. It is not a
Tempers produced by controlled amounts of cold work fol-
specification of copper and copper alloy products.
lowed by stress relief.
1.2 The property requirements for the tempers are given in
5.5.1 Order-Strengthening Tempers, HT—Tempers pro-
the applicable product specification.
duced by controlled amounts of cold work followed by a
2. Referenced Documents thermal treatment to produce order strengthening.
5.6 Heat-Treated Tempers, T—Tempers that are based on
2.1 ASTM Standards:
2
heat treatments followed by rapid cooling.
B 846 Terminology for Copper and Copper Alloys
5.6.1 Quench-Hardened Tempers, TQ—Tempers produced
3. Terminology
by quench-hardening treatments.
5.6.2 Solution Heat-Treated Temper, TB—Tempers pro-
3.1 For terminology related to copper and copper alloys,
duced by solution heat-treating precipitation hardenable or
refer to Terminology B 846.
spinodal hardenable alloys.
4. Significance and Use
5.6.3 Solution Heat-Treated and Cold-Worked Tempers,
TD—Tempers produced by controlled amounts of cold work of
4.1 Significance—This classification establishes an alpha-
solution heat-treated precipitation hardenable or spinodal hard-
numeric code of the tempers of copper and copper alloy
enable alloys.
products.
5.6.4 Precipitation Heat-Treated Temper, TF—Tempers
4.2 Use—The alphanumeric code is used to designate prod-
produced by precipitation heat treatment of precipitation-
uct tempers in specifications and published data.
hardenable alloys.
4.2.1 The letters in the code identify the type of process
5.6.5 Spinodal Heat Treated Temper, TX—Tempers pro-
used to produce the product temper. For example, “H” indi-
duced by spinodal heat treatment of spinodal hardenable
cates a temper resulting from cold working.
alloys.
NOTE 1—These letters are frequently the same as those used in temper
5.6.6 Cold-Worked and Precipitation Heat-Treated Tem-
systems of other metal products.
pers, TH—Tempers produced in alloys that have been solution
heat treated, cold worked, and precipitation heat treated.
5. Classification of Tempers
5.6.7 Cold-Worked and Spinodal Heat-Treated Tempers,
5.1 Annealed Tempers, O—Tempers produced by annealing
TS—Tempers produced in alloys that have been solution heat
to meet mechanical property requirements.
treated, cold worked, and spinodal heat treated.
5.2 Annealed Tempers, OS—Tempers produced by anneal-
5.6.8 Mill-Hardened Tempers, TM—Tempers of heat-
ing to meet standard or special grain size requirements.
treated materials as supplied by the mill resulting from
5.3 Manufactured Tempers, M—Tempers produced in the
combinations of cold work and precipitation heat treatment or
product by the primary manufacturing operations of casting
spinodal heat treatment.
5.6.9 Precipitation Heat-Treated or Spinodal Heat-Treated
1
This classification is under the jurisdiction of ASTM Committee B05 on
and Cold-Worked Tempers, TL—Tempers produced by cold
Copper and Copper Alloys and is the direct responsibility of Subcommittee B05.91
working the precipitation heat-treated or spinodal heat-treated
on Editorial and Publications.
alloys.
Current edition approved April 10, 2001. Published August 2001. Originally
published as B 601 – 74. Last previous edition B 601 – 99a.
2
Annual Book of ASTM Standards, Vol 02.01.
*A Summary of Changes section appears at the end of this standard.
Copyright © ASTM, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959, United States.
1

---------------------- Page: 1 ----------------------
NOTICE: This standard has either been superseded and replaced by a new version or discontinued.
Contact ASTM International (www.astm.org) for the latest information.
B 601
5.6.10 Precipitation Heat-Treated or Spinodal Heat-
OS150 0.150
OS200 0.200
Treated, Cold-Worked, and Thermal Stress-Relieved Tempers,
TR—Temp
...