GB/T 3198-2020 PDF English
US$195.00 · In stock · Download in 9 secondsGB/T 3198-2020: Aluminum and Aluminum Alloy Foils Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedureStatus: Valid GB/T 3198: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivery | Name of Chinese Standard | Status |
| GB/T 3198-2020 | English | 195 |
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Aluminum and Aluminum Alloy Foils
| Valid |
| GB/T 3198-2010 | English | 85 |
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Aluminium and aluminium alloys foils
| Obsolete |
| GB/T 3198-2003 | English | 559 |
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4 days
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Aluminium and aluminium-alloy foil
| Obsolete |
| GB 3198-1996 | English | 439 |
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4 days
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Aluminium foil for general purpose
| Obsolete |
| GB 3198-1982 | English | RFQ |
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3 days
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Aluminum foil for commercial uses
| Obsolete |
Excerpted PDFs (Download full copy in 9 seconds upon purchase)PDF Preview: GB/T 3198-2020
GB/T 3198-2020: Aluminum and Aluminum Alloy Foils---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT3198-2020
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 77.150.10
H 61
Replacing GB/T 3198-2010
Aluminum and Aluminum Alloy Foils
Issued on. MARCH 31, 2020
Implemented on. FEBRUARY 1, 2021
Issued by. State Administration for Market Regulation;
Standardization Administration of the People’s Republic of
China.
Table of Contents
Foreword... 3
1 Scope... 6
2 Normative References... 6
3 Requirements... 7
4 Test Methods... 18
5 Inspection Rules... 21
6 Marking, Packaging, Transportation and Storage... 24
7 Quality Certificate... 25
8 Order Form (or Contract) Content... 26
Appendix A (informative) DC Resistance of Designation-1145 and Designation-
1235 Aluminum Foils... 28
Appendix B (informative) Common Aluminum and Aluminum Alloy Densities 29
1 Scope
This Standard stipulates the requirements, test methods, inspection rules, marking,
packaging, transportation, storage, quality certificate and order form (or contract)
content of aluminum and aluminum alloy foils.
This Standard is applicable to aluminum and aluminum alloy foils (hereinafter referred
to as aluminum foils).
2 Normative References
The following documents are indispensable to the application of this document. In
terms of references with a specified date, only versions with a specified date are
applicable to this document. In terms of references without a specified date, the latest
version (including all the modifications) is applicable to this document.
GB/T 454 Paper - Determination of Bursting Strength
GB/T 3190 Chemical Composition of Wrought Aluminum and Aluminum Alloys
GB/T 3199 Wrought Aluminum and Aluminum Alloy Products - Packing, Marking,
Transporting and Storing
GB/T 7999 Optical Emission Spectrometric Analysis Method of Aluminum and
Aluminum Alloys
GB/T 8170 Rules of Rounding-off for Numerical Values & Expression and Judgement
of Limiting Values
GB/T 16865 Test Pieces for Tensile Test for Wrought Aluminum and Magnesium Alloy
Products
GB/T 17432 Methods for Sampling for Analyzing the Chemical Composition of Wrought
Aluminum and Aluminum Alloys
GB/T 20975 (all parts) Methods for Chemical Analysis of Aluminum and Aluminum
Alloys
3 Requirements
3.1 Product Classification
3.1.1 The designations, states and dimensions of aluminum foils are shown in Table 1.
When the demand-side demands other designations, states and dimensions, the
demand-side and the supply-side shall negotiate and determine them; indicate them
in the order form (or contract).
of Coil
3.1.2 Aluminum foils are classified into single-sided glossy aluminum foils and double-
sided glossy aluminum foils. The demand-side shall indicate in the order form (or
contract) the delivery by single-sided glossy aluminum foils or double-sided glossy
aluminum foils. Single-sided glossy aluminum foils shall be rolled out with the bright
side facing out for delivery. When they are required to be delivered with the dark side
facing out, it shall be negotiated and determined by the demand-side and the supply-
side; indicated in the order form (or contract).
3.2 Chemical Composition
The chemical composition of aluminum foils shall comply with the stipulations of GB/T
3190.When there are special requirements for chemical composition, the demand-
side and the supply-side shall negotiate and determine them; indicate them in the order
form (or contract).
3.3 Dimensional Deviations
3.3.1 Thickness
4 Test Methods
4.1 Chemical Composition
4.2 Dimensional Deviation
4.2.1 Dimensional rounding-off
Inner Diameter of Core Allowable Deviation of Inner Diameter
Rounding-off is not allowed in the measured value of dimensions. The determination
method of limit values shall comply with the stipulations of GB/T 8170.
4.2.2 Local thickness
The local thickness of aluminum foils shall be measured by an instrument that can
ensure the accuracy of inspection. The thickness determination method of aluminum
foils whose thickness is less than 0.1000 mm shall comply with the stipulations of GB/T
22638.1.
4.2.3 Average thickness
Average thickness shall be calculated in accordance with Formula (1).
4.2.4 Other dimensions
Other dimensions of aluminum foil shall be measured by tools or instruments that can
ensure corresponding accuracy.
4.3 Room-temperature Tensile Mechanical Properties
The room-temperature tensile mechanical property test of aluminum foils shall be
conducted in accordance with the methods stipulated in GB/T 16865.
4.4 Pinhole
Pinholes of aluminum foils shall be inspected in accordance with the methods
stipulated in GB/T 22638.2.The test method of online pinhole inspection shall be
negotiated and determined by the demand-side and the supply-side; indicated in the
order form (or contract).
4.5 Stickiness
The stickiness of aluminum foils shall be inspected in accordance with the methods
stipulated in GB/T 22638.3.The arbitration inspection method shall comply with the
overall inspection method stipulated in GB/T 22638.3.
4.6 Surface Wetting Tension
The surface wetting tension of aluminum foils shall be determined in accordance with
the methods stipulated in GB/T 22638.4.The arbitration inspection method shall
comply with the wiping method stipulated in GB/T 22638.4.
4.7 Wettability
The wettability of aluminum foils shall be inspected in accordance with the methods
stipulated in GB/T 22638.5.The arbitration inspection method shall comply with the
wiping method stipulated in GB/T 22638.5.
4.8 DC Resistance
The DC resistance of aluminum foils shall be determined in accordance with the
methods stipulated in GB/T 22638.6.In terms of the DC resistance of aluminum foils,
the supply-side may adopt a blank (the surface of the sample shall be clean and free
of oil marks) with a specified thickness (generally, 0.25 mm ~ 0.36 mm) to test the DC
resistance as the test result of the aluminum foils.
4.9 Heat Seal Strength
The heat seal strength of aluminum foils shall be determined in accordance with the
methods stipulated in GB/T 22638.7.
4.10 Bursting Strength
The bursting strength of aluminum foils shall take the stipulations of GB/T 454 as a
reference.
4.13 Appearance Quality
The appearance quality of aluminum foils shall receive visual inspection. The test
method of online appearance quality inspection shall be negotiated and determined by
the demand-side and the supply-side; indicated in the order form (or contract).
5 Inspection Rules
5.1 Inspection and Acceptance Inspection
5.1.1 The products shall be inspected by the supply-side, which shall ensure that
product quality complies with the stipulations of this Standard and the order form (or
contract). In addition, a quality certificate shall be filled out.
5.2 Group Batch
Products shall be submitted for acceptance inspection in batches. Each batch shall be
constituted of products of the same designation, state and dimensions. The batch
weight is unlimited.
5.3 Weighting
Products shall be inspected and actually weighed (unless it is otherwise agreed by the
supply-side and the demand-side).
5.4 Inspection Items and Process Assurance Items
Exit-factory inspection items, periodic inspection items and process assurance items
shall comply with the stipulations in Table 12.The supply-side shall conduct periodic
inspection at least once a year.
5.5 Sampling
Product sampling shall comply with the stipulations in Table 13.
5.6 Determination of Inspection Result
5.6.1 When the chemical composition of any sample is disqualified, and the melting
times can be distinguished from the products, then, the melting times represented by
the sample shall be determined as disqualified; the remaining melting times shall be
successively inspected, and the qualified ones shall be delivered. When the melting
times cannot be distinguished, then, this batch of products shall be determined as
disqualified.
5.6.2 When the dimensional deviation of any product is disqualified, then, this coil of
product shall be determined as disqualified.
5.6.5 When the stickiness, surface wetting tension and wettability of any product are
disqualified, from this batch (furnace) of products (including the disqualified product),
take a double size of samples to re-conduct the inspection. If the re-inspection results
are all qualified, then, this batch (furnace) of products shall be determined as qualified.
If the re-inspection results are still disqualified, then, this batch (furnace) of products
shall be determined as disqualified. When the supply-side and the demand-side agree
to allow the supply-side to conduct per-coil inspection, the qualified ones shall be
delivered.
5.6.6 When the DC resistance of any product is disqualified, and the melting times can
be distinguished from the products, then, the melting times represented by the product
shall be determined as disqualified; the remaining melting times shall be successively
inspected, and the qualified ones shall be delivered. When the melting times cannot
be distinguished, then, this batch of products shall be determined as disqualified.
5.6.8 When the bursting strength of any product is disqualified, then, this batch of
products shall be determined as disqualified. When the supply-side and the demand-
side agree to allow the supply-side to conduct per-coil inspection, the qualified ones
shall be delivered.
5.6.9 When the connector of any product is disqualified, then, this coil of product shall
be determined as disqualified.
5.6.10 When the core of any product is disqualified, then, this batch of products shall
be determined as disqualified. However, per-coil inspection is allowed, and the
qualified ones shall be delivered.
5.6.11 When the appearance quality of any product is disqualified, then, this coil of
product shall be determined as disqualified.
6 Marking, Packaging, Transportation and Storage
6.1 Marking
6.1.1 Product marking
6.1.1.1 On each coil of product that is qualified in the inspection, there shall be marking
(or labeling). The content of the marking is as follows.
6.2 Packaging, Transportation, Storage
The packaging, transportation and storage of products shall comply with the
stipulations of GB/T 3199.When the demand-side requests to use steel brackets,
cardboard packaging boxes, paper and wood packaging boxes for packaging, or has
special requirements, they shall be negotiated and determined by the demand-side
and the supply side; indicated in the order form (or contract).
7 Quality Certificate
Each batch of aluminum foils shall be attached with a product quality certificate, which
shall indicate.
a) The supply-side’s name;
b) Product name;
c) Designation and state;
d) Dimensions;
e) Net weight;
8 Order Form (or Contract) Content
Order form (or contract) that purchases products listed in this Standard shall include
the following content.
a) Product name.
b) Designation and state.
c) Dimensions.
d) Weight.
e) Texture and specification of core.
f) Type of aluminum foils (single-sided glossy aluminums, double-sided glossy
aluminums).
g) When there are requirements towards the coiling direction of single-sided
glossy aluminum foils, they shall be indicated in detail.
h) When there are high-precision or even higher grade of requirements towards
the local thickness deviation, width deviation, split-level and tower-shape,
pinhole and connector of the products, they shall be indicated in detail.
i) When there are requirements towards the average thickness, length, online
pinhole inspection and its test method, local stickiness, surface wetting
tension, wettability, DC resistance, heat seal strength, bursting strength,
online surface quality inspection and its test method of the products, they shall
be indicated in detail.
......
Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.
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