Standard Specification for Zinc

SCOPE
1.1 This specification covers zinc metal made from ore or other material by a process of distillation or by electrolysis in three grades as follows:
1.1.1 Special High Grade,
1.1.2 High Grade,
1.1.3 Prime Western.
Note 1--Certain continuous galvanizing grades are specified in B852. Other continuous galvanizing and controlled lead grades are not included in this specification but are covered by specific user purchasing specifications.
1.2 This specification does not cover zinc produced by "sweating" or remelting of secondary zinc.
1.3 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.
1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to become familiar with all hazards including those identified in the appropriate Material Data Sheet for this product/material as provided by the manufacturer, to establish appropriate safety and health practices, and determine the applicability of regulatory limitations prior to use.

General Information

Status
Historical
Publication Date
09-Oct-2000
Current Stage
Ref Project

Relations

Effective Date
01-Nov-2003

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ASTM B6-00 - Standard Specification for Zinc
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NOTICE: This standard has either been superceded and replaced by a new version or discontinued.
Contact ASTM International (www.astm.org) for the latest information.
American Association of State
Designation:B6–00
Highway and Transportation
Officials Standard
AASHTO No: M120-77
Standard Specification for
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Zinc
This standard is issued under the fixed designation B 6; 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.
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1. Scope * Determine Conformance with Specifications
E 47 Test Methods for Chemical Analysis of Zinc Die-
1.1 This specification covers zinc metal made from ore or
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Casting Alloys
other material by a process of distillation or by electrolysis in
E 88 Practice for Sampling Nonferrous Metals and Alloys
three grades as follows:
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in Cast Form for Determination of Chemical Composition
1.1.1 Special High Grade,
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E 527 Practice for Numbering Metals and Alloys (UNS)
1.1.2 High Grade,
E 536 Test Method for Chemical Analysis of Zinc and Zinc
1.1.3 Prime Western.
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Alloys
NOTE 1—Certain continuous galvanizing grades are specified in B 852.
Other continuous galvanizing and controlled lead grades are not included
3. Terminology
in this specification but are covered by specific user purchasing specifi-
3.1 Terms shall be defined in accordance with Terminology
cations.
B 899.
1.2 This specification does not cover zinc produced by
3.2 Definitions of Terms Specific to This Standard:
“sweating” or remelting of secondary zinc.
3.2.1 Special High Grade, n—a high purity grade of zinc
1.3 The values stated in inch-pound units are to be regarded
containing a minimum of 99.990 % zinc, with controlled
as the standard. The values given in parentheses are for
impurity levels, as specified in Table 1.
information only.
3.2.2 High Grade, n—a grade of zinc containing a mini-
1.4 This standard does not purport to address all of the
mum of 99.90 % zinc, with controlled impurity levels, as
safety concerns, if any, associated with its use. It is the
specified in Table 1.
responsibility of the user of this standard to become familiar
3.2.3 Prime Western, n—a grade of zinc containing
with all hazards including those identified in the appropriate
0.5–1.4 % lead, a minimum of 98.0 % zinc, with controlled
Material Data Sheet for this product/material as provided by
impurity levels, as specified in Table 1.
the manufacturer, to establish appropriate safety and health
3.3 Abbreviations:Abbreviations:
practices, and determine the applicability of regulatory limi-
3.3.1 SHG—Special High Grade Zinc
tations prior to use.
3.3.2 HG—High Grade Zinc
3.3.3 PW—Prime Western Zinc
2. Referenced Documents
2.1 The following documents of the issue in effect on the
4. Ordering Information
date of material purchase form a part of this specification to the
4.1 Orders for zinc metal under this specification shall
extent referenced herein.
include the following information:
2.2 ASTM Standards:
4.1.1 ASTM designation and year of issue,
B 852 Specification for Zinc Alloys (CGG) for Continuous
4.1.2 Quantity (weight),
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Hot-Dip Galvanizing of Sheet Steel
4.1.3 Name of material (zinc metal),
B 899 Terminology Relating to Non-ferrous Metals and
4.1.4 Size (see Section 7), and
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Alloys
4.1.5 Grade (see Table 1).
E 29 Practice for Using Significant Digits in Test Data to
5. Materials and Manufacture
5.1 The manufacturer shall use care to have each lot of zinc
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This specification is under the jurisdiction of ASTM Committee B02 on
metal of as uniform quality as possible.
Nonferrous Metals and Alloysand is the direct responsibility of Subcommittee
B02.04on Zinc and Cadmium.
Current edition approved Oct. 10, 2000. Published November 2000. Originally
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published as B6–11. Last previous edition B6–98. Annual Book of ASTM Standards, Vol 14.02.
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Annual Book of ASTM Standards, Vol 02.04. Annual Book of ASTM Standards, Vol 03.05.
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Annual Book of ASTM Standards, Vol 03.06.
*A Summary of Changes section appears at the end of this standard.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
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NOTICE: This standard has either been superceded and replaced by a new version or discontinued.
Contact ASTM International (www.astm.org) for the latest information.
B6
TABLE 1 Chemical Requirements
NOTE 1—The following applies to all specified limits in this table: For purposes of determining conformance with this specification, an observed value
obtained from analysis shall be rounded off “to the nearest unit” in the last right-hand place of figures used in expressing the limiting value, in accordance
with the rounding method of Practice E 29.
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