Standard Specification for Cadmium

SCOPE
1.1 This specification covers refined cadmium metal in slab, ball or stick form.  
1.2 The values stated in inch-pound units are to be regarded as the standard.

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Publication Date
09-May-2000
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ASTM B440-00 - Standard Specification for Cadmium
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information
Designation: B 440 – 00
Standard Specification for
Cadmium
This standard is issued under the fixed designation B 440; 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.
1. Scope* E 396 Test Methods for Chemical Analysis of Cadmium
E 527 Practice for Numbering Metals and Alloys
1.1 This specification covers refined cadmium metal in slab,
ball or stick form.
3. Terminology
1.2 The values stated in inch-pound units are to be regarded
3.1 Terms shall be defined in accordance with Terminology
as the standard.
B 899.
1.3 Toxicity—Warning: Soluble and respirable forms of
cadmiummaybeharmfultohumanhealthandtheenvironment
4. Ordering Information
in certain forms and concentrations. Therefore, ingestion and
4.1 Orders for cadmium under this specification shall in-
inhalation of cadmium should be controlled under the appro-
clude the following information:
priate regulations of the U.S. Occupational Safety and Health
4.1.1 ASTM designation,
Administration(OSHA).Cadmium-containingalloysandcoat-
4.1.2 Quantity (weight) and,
ings should not be used on articles that will contact food or
4.1.3 Grade (Table 1)
beverages, or for dental and other equipment that is normally
4.1.4 Shape and size (Section 7).
inserted in the mouth. Similarly, if articles using cadmium-
containing alloys or coatings are welded, soldered, brazed,
5. Materials and Manufacture
ground, “flame-cut,” or otherwise heated during fabrication,
5.1 The cadmium shall be furnished in commercial standard
adequateventilationmustbeprovidedtomaintainoccupational
forms or shapes requested by purchaser.
cadmium exposure below the OSHA Permissible Exposure
Level (PEL).
6. Chemical Requirements Chemical Requirements
1.4 This standard does not purport to address all of the
6.1 The cadmium supplied shall conform to the require-
safety concerns, if any, associated with its use. It is the
ments of Table 1 for one of the three grades.
responsibility of the user of this standard to become familiar
with all hazards including those identified in the appropriate
7. Shape and Size
Material Safety Data Sheet (MSDS) for this product/material
7.1 Various forms and sizes of commercially available
as provided by the manufacturer, to establish appropriate
cadmium are:
safety and health practices, and determine the applicability of
Form Shape and Size
regulatory limitations prior to use.
Ball Spherical, about 2 in. diameter
1 1
Stick Bar, about 9 3 ⁄2 3 38 in. or stick about 9 3 ⁄2 in. in diameter.
2. Referenced Documents
Slab Plate or bar, varying in weight from about 20 to 60 lb
2.1 ASTM Standards:
7.2 Cadmium may be ordered in other shapes and sizes as
B 899 Terminology Relating to Non-ferrous Metals and
mutually agreed.
Alloys
8. Workmanship, Finish andAppearance
E 29 Practice for Using Significant Digits in Test Data to
Determine Conformance with Specifications
8.1 Thesuppliershallusecaretohavethequalityofeachlot
E88 Practice for Sampling Nonferrous Metals and Alloys
of cadmium as uniform as possible.
In Cast Form for Determination of Chemical Composition
8.2 The cadmium shall be reasonably free of adhering
foreign material.
1 9. Sampling for ChemicalAnalysis
This specification is under the jurisdiction of ASTM Committee B02 on
Nonferrous Metals and Alloys and is the direct responsibility of Subcommittee
9.1 The producer may obtain representative samples from
B02.04 on Zinc and Cadmium.
the molten metal during casting, and all or part of these
Current edition approved May 10, 2000. Published September 2000. Originally
samples may be cast into shapes suitable for analysis.
published as B 440 – 66 T. Last previous edition B 440 – 99.
Annual Book of ASTM Standards, Vol 02.04.
Annual Book of ASTM Standards, Vol 14.02.
4 5
Annual Book of ASTM Standards, Vol 03.06. Annual Book of ASTM Standards, Vol 01.01.
*ASummary 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.
B440–00
A
TABLE 1 Chemical Requirements
10. Method of ChemicalAnalysis
NOTE 1—With the mutual agreement of the buyer and seller, chemical 10.1 The chemical requirements enumerated in Table 1
limits for Tin, Silver, Antimony, Arsenic, and Mercury may also be
shall, in case of disagreement, be determined by methods
assigned to the grades 99.95 and 99.99 Cd.
mutually agreed upon or by Test Methods E 396.
Element Grade
B
(UNS) 11. Rejection
99.95 Cd 99.99 Cd 99.995 Cd
11.1 Material which fails to conform to the requirements of
(L01951) (L01971) (L01981)
this specification may be rejected.
A
Cadmium, min. 99.95 % 99.99 % 99.995 %
Iron, max. ppm . 10 5
12. Claims
Copper, max. ppm 150 20 5
12.1 Claims to be considered shall be made to manufacturer
Nickel, max. ppm . 10 5
Lead, max. ppm 250 100 20
or seller in writing within 30 days of receipt of mate
...

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