ASTM B907-01e1

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
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Designation: B 907 – 01
Standard Specification for
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Zinc, Tin and Cadmium Base Solders
This standard is issued under the fixed designation B 907; 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 (ϵ) indicates an editorial change since the last revision or reapproval.
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ϵ NOTE—Footnote E in Table 1 and the Summary of Changes section were corrected editorially in July 2001.
1. Scope* adequateventilationmustbeprovidedtomaintainoccupational
cadmium exposure below the OSHA Permissible Exposure
1.1 This specification covers solder metal alloys (commonly
Level (PEL).
known as soft solders), including zinc-aluminum, zinc-
1.4 This standard does not purport to address all of the
aluminum-copper, zinc-tin, zinc-tin-copper, zinc-cadmium-tin,
safety concerns, if any, associated with its use. It is the
zinc-cadmium, tin-zinc, cadmium-zinc, cadmium-zinc-silver,
responsibility of the user of this standard to become familiar
and cadmium-silver, used for the purpose of joining together
with all hazards including those identified in the appropriate
two or more metals at temperatures below their melting points.
Material Data Sheet for this product/material as provided by
1.1.1 Certain alloys are also used in Thermal Spray Wire by
the manufacturer, to establish appropriate safety and health
the electronics industry (as noted in the Annex part of this
practices, and determine the applicability of regulatory limi-
specification). B 833B 833 covers Zinc and Zinc Alloy Wire
tations prior to use.
for Thermal Spraying (Metallizing) used primarily for the
corrosion protection of steel (as noted in theAnnex part of this
2. Referenced Documents
specification).
2.1 ASTM Standards:
1.1.2 Tin base alloys are included in this specification
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B32 Specification for Solder Metal
becausetheiruseintheelectronicsindustryisdifferentthanthe
B 833 Specification for Zinc and Zinc Alloy Wire for
major use of the tin and lead solder compositions specified in
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Thermal Spraying (Metallizing)
B 32.
B 899 Terminology Relating to Nonferrous Metals and
1.1.3 These solders include alloys having a nominal liqui-
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Alloys
dus temperature not exceeding 850°F (455°C).
E29 Practice for Using Significant Digits in Test Data to
1.1.4 This specification includes solder in the form of solid
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Determine Conformance with Specifications.
bars, ingots, powder and special forms, and in the form of solid
E46 Test Methods for Chemical Analysis of Lead and
wire, and solder paste.
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Tin-Base Solder
1.2 The values stated in inch-pound units are to be regarded
E47 Test Methods for Chemical Analysis of Zinc Die
as the standard. The values given in parentheses are for
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Casting Alloys
information only.
E51 Method for Spectrographic Analysis of Tin Alloys by
1.3 Toxicity—Warning: Soluble and respirable forms of
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the Powder Technique
cadmiummaybeharmfultohumanhealthandtheenvironment
E55 Practice for SamplingWrought Nonferrous Metals and
in certain forms and concentrations. Therefore, ingestion and
Alloys for Determination of Chemical Composition
inhalation of cadmium should be controlled under the appro-
E87 Methods for Chemical Analysis of Lead, Tin, Anti-
priate regulations of the U.S. Occupational Safety and Health
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mony, and Their Alloys (Photometry Method)
Administration (OSHA). Cadmium-containing alloys and coat-
E88 Practice for Sampling Nonferrous Metals and Alloys
ings should not be used on articles that will contact food or
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in Cast Form for Determination of Chemical Composition
beverages, or for dental and other equipment that is normally
E 527 Practice for Numbering Metals and Alloys
inserted in the mouth. Similarly, if articles using cadmium-
containing alloys or coatings are welded, soldered, brazed,
ground, flame-cut, or otherwise heated during fabrication,
2
Annual Book of ASTM Standards, Vol 02.04.
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Annual Book of ASTM Standards, Vol 14.02.
1 4
This specification is under the jurisdiction of ASTM Committee B02 on Discontinued; see 1993 Annual Book of ASTM Standards, Vol 03.05.
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Nonferrous Metals and Alloys and is the direct responsibility of Subcommittee Discontinued; see 1997 Annual Book of ASTM Standards, Vol 03.05.
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B02.04 on Zinc and Cadmium. Discontinued; see 1983 Annual Book of ASTM Standards, Vol 03.06.
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Current edition approved May 10, 2001. Published July 2001. Originally Discontinued; see 1983 Annual Book of ASTM Standards, Vol 03.05.
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published as B 907-00. Last previous edition B 907-00a. Annual Book of ASTM Standards, Vol 03.05.
*A Summary of Changes section appears at the end of this standard.
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