ASTM A895-89(2017)

This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the
Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
Designation: A895 −89 (Reapproved 2017)
Standard Specification for
Free-Machining Stainless Steel Plate, Sheet, and Strip
This standard is issued under the fixed designation A895; 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 (´) indicates an editorial change since the last revision or reapproval.
1. Scope 3. Terminology
1.1 This specification covers hot-finished or cold-finished
3.1 Definitions of Terms Specific to This Standard:
plate, sheet, and strip in the more commonly used types of 3.1.1 plate—material ⁄16 in. (4.8 mm) and over in thickness
stainless free machining steels designed especially for opti-
and over 10 in. (250 mm) in width.
mum machinability and for general corrosion and high tem- 3
3.1.2 sheet—material under ⁄16 in. (5.0 mm) in thickness
perature service. Stainless and heat-resisting plate, sheet, and
and 24 in. (600 mm) and over in width.
strip, other than free-machining types, are covered in separate
3.1.3 strip—materialunder ⁄16in.(5.0mm)inthicknessand
specifications.
under 24 in. (600 mm) in width.
1.2 The values stated in inch-pound units are to be regarded
as standard. The values given in parentheses are mathematical
4. Process
conversions to SI units that are provided for information only
4.1 The steel shall be made by one or more of the following
and are not considered standard.
processes: electric-arc, electric-induction, or other suitable
1.3 This international standard was developed in accor-
commercial processes.
dance with internationally recognized principles on standard-
4.2 Plate, sheet, and strip may be furnished in one of the
ization established in the Decision on Principles for the
conditions listed in Table 1.
Development of International Standards, Guides and Recom-
mendations issued by the World Trade Organization Technical
5. Ordering Information
Barriers to Trade (TBT) Committee.
5.1 Orders for material under this specification should
2. Referenced Documents
include the following information:
2.1 ASTM Standards:
5.1.1 Quantity (weight or number of pieces),
A370 Test Methods and Definitions for Mechanical Testing
5.1.2 Type or UNS designation (Table 2),
of Steel Products
5.1.3 Form (plate, sheet, or strip),
A480/A480M Specification for General Requirements for
5.1.4 Condition (Table 2),
Flat-Rolled Stainless and Heat-Resisting Steel Plate,
5.1.5 Finish (9.2),
Sheet, and Strip
5.1.6 Dimensions (thickness, width, and length),
A751 Test Methods, Practices, and Terminology for Chemi-
5.1.7 Edge, strip only (see Specification A480/A480M),
cal Analysis of Steel Products
5.1.8 ASTM designation and date of issue,
E527 Practice for Numbering Metals and Alloys in the
5.1.9 Additions to specification or special requirements,
Unified Numbering System (UNS)
5.1.10 Preparation for delivery, and
2.2 SAE Standard:
5.1.11 Marking requirements.
SAE J 1086 Recommended Practice for Numbering Metals
and Alloys
6. Chemical Composition
1 6.1 The chemical composition shall conform to the require-
This specification is under the jurisdiction of ASTM Committee A01 on Steel,
Stainless Steel and Related Alloysand is the direct responsibility of Subcommittee
ments specified in Table 2.
A01.17 on Flat-Rolled and Wrought Stainless Steel.
6.2 Methods and practices relating to chemical analysis
Current edition approved Sept. 1, 2017. Published September 2017. Originally
approved in 1989. Last previous edition approved in 2009 as A895 – 89 (2009).
required by this specification shall be in accordance with Test
DOI: 10.1520/A0895-89R17.
Methods, Practices, and Terminology A751.
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
Standards volume information, refer to the standard’s Document Summary page on 7. Hardness Requirement
the ASTM website.
3 7.1 The material shall conform to the hardness requirements
Available from Society of Automotive Engineers (SAE), 400 Commonwealth
Dr., Warrendale, PA 15096-0001, http://www.sae.org. as specified in Table 3.
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A895 − 89 (2017)
TABLE 1 Condition
or width at any point beyond the allowable dimensional
Condition A Condition T Condition H (Hard tolerances. An iron-free abrasive wheel shall be used for such
Type (Annealed) (Intermediate Temper)
grinding and shall be operated at a speed ample to ensure that
Temper)
defective areas are cleanly cut out.
303 A . .
...