ASTM E47-93

Standard Test Methods for Chemical Analysis of Zinc Die-Casting Alloys (Withdrawn 1997)

General Information

• Status: Withdrawn
• Withdrawal Date: 09-Oct-1997
• ICS: 77.120.60 - Lead, zinc, tin and their alloys
• Technical Committee: E01 - Analytical Chemistry for Metals, Ores, and Related Materials
• Drafting Committee: E01.05 - Cu, Pb, Zn, Cd, Sn, Be, Precious Metals, their Alloys, and Related Metals

Standards Content (Sample)

ASTM E47 93 W 0759530 0522299 T4T m
AMERICAN SOCIETY FOR TESTING AND h4ATERlALS
Designation: E 47 - 93
1916 Race St Philadelphia, Pa 19103
Reprinted from the Annual Book of ASTM Standards. Copyright ASTM
If not llsted in the current combined Index will appear In the next edition.
Standard Test Methods for
Chemical Analysis of Zinc Die-Casting Alloys’
This standard is issued under the fixed designation E 47; 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.
E 536. Test Method for Chemical Analysis of Zinc and
1. Scope
Zinc Alloys6
1.1 These test methods cover procedures for the chemical
analysis of zinc die-casting alloys having chemical composi-
3. Significance and Use
tions within the following limits:
3.1 These test methods for the chemical analysis of metals
0.001 to 0.1
Lead
0.1 to 5
Aluminum
and alloys are primarily intended to test such materials for
0.01 to 5
Copper
compliance with compositional specifications. It is assumed
0.01 to 0.2
Magnesium
that all who use these methods will be trained analysts capable
0.001 too.1
Cadmium
Iron 0.005 to 0.2 of performing common laboratory procedures skillfully and
0.001 to 0.1
Tin
safely. It is expected that work will be performed in a properly
equipped laboratory.
1.2 The analytical procedures appear in the following
order:
Sections 4. Apparatus and Reagents
Lead:
4.1 Apparatus and reagents required for each determina-
2
Electrolytic Method
tion are listed in separate sections preceding the procedure.
3
Dithizone (Photometric) Method
2
Aluminum by the Oxide or GHydroxyquinoline Method The apparatus, standard solutions, and certain other reagents
copper:
used in more than one procedure are referred to by number
3
Electrolytic and Iodide Methods
and shall conform to the requirements prescribed in Practices
2
Hydrobromic Acid (Photometric) Method
E 50.
Magnesium:
2
Mercury Cathode Separation Method
2
Diammonium Phosphate Method
5. Sampling
1
Cadmium by the Sulfide Method
2
Iron by the Permanganate Method 5.1 Zinc-base die-casting alloys shall be sampled in accord-
Tin by the Iodine Titration Method 3-l to 40
ance with Practice E 88.
1.3 This standard does not purport to address all of the
sqfety problems, f any, associated with its use. It is the
6. Rounding Calculated Values
responsibility of the user of this standard to establish appro-
6.1 calculated values shall be rounded to the desired num-
priate safety and health practices and determine the applica-
ber of places in accordance with the rounding method given
bility of regulatory limitations prior to use. For specific
in the Rounding-Off Method section of Practice E 29.
hazards to be observed, refer to Practices E 50.
LEAD BY THE ELECTROLYTIC TEST METHOD
2. Referenced Documents (This test method, which consisted of Sections 7 through 9
of these test methods, was discontinued in 1977 and replaced
2.1 ASTM Standards:
by appropriate test methods in Test Method E 536.)
E 29 Practice for Using Significant Digits in Test Data to
Determine Conformance with Specifications4
LEAD BY THE DITHIZONE (PHOTOMETRIC) TEST
E 50 Practices for Apparatus, Reagents, and Safety Pre-
METHOD
cautions for Chemical Analysis of Metals5
(This test method, which consisted of Section 10 of these
E 88 Practice for Sampling Nonferrous Metals and Alloys
test methods, was discontinued in 1993 and replaced by
in Cast Form for Determination of Chemical Compo-
appropriate test methods in Test Method E 536.)
sitions
t These test methods are under the jurisdiction of ASTM Committee E-l on
ALUMINUM BY THE OXIDE OR 8-HYDROXYQUINOLINE
Analytical Chemistry for Metals, Ores, and Related Materials and are the direct
TEST METHOD
responsibility of Subcommittee EOl.05 on Zinc, Tin, Lead, Cadmium, Beryllium
(This test method, which consisted of Sections 11 through
and Other Metals.
Current edition approved Jan. 15, 1993. Published March 1993. Originally
13 of these test methods, was discontinued in 1977 and
published as E 47 - 42 T. Last previous edition E 47 - 88.
replaced by appropriate test methods in Test Method E 536.)
z Discontinued as of Dec. 15, 1977.
s Discontinued as of Jan. IS, 1993.
4 Annual Book o/ASTM Standards, Vol 14.02.
J Annual Book of ASTM Standards, VolO3.05.
6 Annual Book of ASTM Standards, Vol 03.06.

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ASTM E47 93 - 0759530 0522300 59l, m
COPPER BY THE ELECI-ROLYTIC AND IODIDE TEST 39. Procedure
METHODS
39.1 Transfer 20 g of the sample to a 600-mL beaker,
(This test method, which consisted of Sections 14 through cover, and dissolve in 150 mL of HCl (1+ l), adding the acid
18 of these test methods, was discontinued i
...