ASTM B882-00

Specification for Pre-Patinated Copper for Architectural Applications

SCOPE
1.1 This specification covers the requirements for pre-patinated (artificially aged) copper sheet and strip in ounce weight thicknesses supplied in flat lengths for roofing, flashing, and other architectural applications.

General Information

• Status: Historical
• Publication Date: 09-Jan-2000
• ICS: 77.150.30 - Copper products
• ICS: 91.100.99 - Other construction materials
• Technical Committee: B05 - Copper and Copper Alloys
• Drafting Committee: B05.01 - Plate, Sheet, and Strip

Relations

• Replaced By: ASTM B882-05 - Specification for Pre-Patinated Copper for Architectural Applications
• Effective Date: 01-Oct-2005

Standards Content (Sample)

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.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 882 – 00
Specification for
Pre-Patinated Copper for Architectural Applications
This standard is issued under the fixed designation B 882; 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 Copper Alloys—Wrought and Cast
B 846 Terminology for Copper and Copper Alloys
1.1 This specification covers the requirements for pre-
E 8 Test Methods forTensionTesting of Metallic Materials
patinated (artificially aged) copper sheet and strip in ounce-
E 478 Test Methods for Chemical Analysis of Copper
weightthicknessessuppliedinflatlengthsforroofing,flashing,
Alloys
and other architectural applications.
G 23 Practice for Operating Light-Exposure Apparatus
1.2 The pre-patinated surface is the result of chemical
(Carbon-Arc Type) With and Without Water for Exposure
reaction with the copper and shall be applied on one side of the
of Nonmetallic Materials
product.
1.2.1 The pre-patinated surface formed is comparable in
3. Terminology
color and ability to be bent or formed to the surface formed in
3.1 Definitions
naturally occurring patinated copper.
3.1.1 For definitions of terms related to copper and copper
1.3 The pre-patinated surface is not the result of coating
alloys, refer to Terminology B 846.
applications such as painting, cladding, or plating.
3.2 Definitions of Terms Specific to This Standard:
1.4 Materials made to this specification are not intended to
3.2.1 pre-patinated copper—copper that has been artifi-
be used for electrical applications.
cially aged under controlled and monitored conditions to
1.5 The values stated in inch-pound units are to be regarded
produce a protective surface that is within the range of colors
as the standard. The values given in parenthesis are for
from green to turquoise.
information only.
4. Ordering Information
NOTE 1—A companion specification for copper sheet and strip for
building construction is Specification B 370.
4.1 Orders for product produced to this specification should
1.6 The following precautionary statement pertains only to include the following information:
the test method portion, Section 12, of this specification: This
4.1.1 ASTM designation and year of issue,
standard does not purport to address all of the safety concerns,
4.1.2 Ounce weight thickness of the base copper sheet (see
if any, associated with its use. It is the responsibility of the user Table 1),
of this standard to establish appropriate safety and health
4.1.3 Temper (see Table 2),
practices and determine the applicability of regulatory limita- 4.1.4 Dimensions—Width and length of sheets, and
tions prior to use.
4.1.5 Quantity—Total weight or number of sheets of each
size.
2. Referenced Documents
4.2 The following requirements are optional and shall be
2.1 ASTM Standards:
included in the purchase order or contract when required:
B 248 Specification for General Requirements for Wrought
4.2.1 Certification,
Copper and Copper-Alloy Plate, Sheet, Strip, and Rolled
4.2.2 Mill test reports, or
Bar
4.2.3 Supplementary requirements for agencies of the U.S.
B 370 Specification for Copper Sheet and Strip for Building
Government as given in Specification B 248, or both.
Construction
5. General Requirements
B 571 Test Methods for Adhesion of Metallic Coatings
B 601 Practice for Temper Designations for Copper and 5.1 The following sections of Specification B 248 constitute
a part of this specification:
5.1.1 Sampling,
ThisspecificationisunderthejurisdictionofASTMCommitteeB05onCopper
andCopperAlloysandisthedirectresponsibilityofSubcommitteeB05.01onPlate,
Sheet, and Strip.
Current edition approved Jan. 10, 2000. Published March 2000. Annual Book of ASTM Standards, Vol. 03.01.
2 5
Annual Book of ASTM Standards, Vol 02.01. Annual Book of ASTM Standards, Vol 03.05.
3 6
Annual Book of ASTM Standards, Vol 02.05. Annual Book of ASTM Standards, Vol 07.01.
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B882–00
TABLE 1 Thickness and Weight Tolerances of Sheet and Strip
tempers as defined by Practice B 601: H00 (eighth hard,
Theoretical Minimum Thickness Lot-Weight cold-rolled), H01 (quarter hard, cold-rolled high yield), and
2 A
Ounce-Weight/ft Thickness, at Any Point, Tolerances, Plus
H02 (half hard) temper.
B
in. (mm) in. (mm) and Minus %
8.1.1 Unless otherwise specified, the product is normally
6 0.0081 (0.206) 0.0071 (0.180) 10
supplied in the H00 (eighth hard, cold-rolled) temper.
8 0.0108 (0.274) 0.0097 (0.246) 8
10 0.0135 (0.343) 0.0124 (0.315) 6
9. Mechanical Properties
12 0.0162 (0.411) 0.0150 (0.381) 5
16 0.0216 (0.549) 0.0204 (0.518) 4
9.1 Tensile Strength:
20 0.0270 (0.686) 0.0258 (0.655) 3.5
9.1.1 The nonpatinated base copper sheet material shall
24 0.0323 (0.820) 0.0308 (0.782) 3.5
32 0.0431 (1.09) 0.0411 (1.04) 3
conform to the requirements of Table 2, for the temper
48 0.0646 (1.64) 0.0621 (1.58) 2
specified in the purchase order, when tested in accordance with
A 3 3
Based on a density of 0.322 lb/in. (8.91 g/cm ).
Test Methods E 8.
B
Lot-weight tolerances are the permissible deviation from the theoretical weight
9.1.2 The tension test results shall be the basis for purchaser
of the number of sheets comprising a case or crate (normally approximately 1000
lbs or 550 kg).
acceptance or rejection based upon mechanical properties.
9.2 Rockwell Hardness:
9.2.1 Since Rockwell hardness tests offer a quick and
5.1.2 Number of tests and retests,
convenient method of checking the conformity of the product
5.1.3 Specimen preparation,
to the requirements of tensile strength, approximate Rockwell
5.1.4 Test methods,
hardness values are given in Table 2 for general information
5.1.5 Significance of numerical limits,
and assistance in testing.
5.1.6 Inspection,
9.2.1.1 The hardness testing must be performed on a non-
5.1.7 Rejection and rehearing,
patinated surface, and the values obtained shall not be used as
5.1.8 Certification,
a basis for rejection.
5.1.9 Test reports,
5.1.10 Packaging and package markings, and
10. Dimensions, Mass, and Permissible Variations
5.1.11 Supplementary requirements.
10.1 Thickness:
5.2 In addition, when a section with a title identical to that
10.1.1 The standard method of measuring the thickness of
referenced in 5.1 appears in this specification, it contains
the nonpatinated base sheet shall be by ounce-weight.
additional requirements that supplement those appearing in
10.1.1.1 The corresponding theoretical thickness in inches
Specification B 248.
for the standard ounce-weights is shown in Table 1.
6. Materials and Manufacture
10.1.2 Theminimumthicknesspermittedatanypointonthe
nonpatinated base sheet shall be as specified in Table 1.
6.1 Materials—Thebaseorstartingmaterialshallbecopper
10.1.2.1 The thickness of the patinated product shall not be
sheet or strip manufactured by any p
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