GB/T 3195-2023Aluminium and aluminium alloys drawn (rolled) round wire (English PDF)
铝及铝合金拉(轧) 制圆线材
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
November 27, 2023
Implementation date
June 1, 2024
Scope
GB/T 3195-2023 is the English-translated version of 铝及铝合金拉(轧) 制圆线材.
This document specifies the product classification, technical requirements, test methods, inspection rules, marks, packaging, transportation, storage, and the contents of quality certificates and purchase orders (or contracts) for aluminium and aluminium alloys drawn (rolled) round wire. It applies to the production and inspection of aluminum and aluminum alloy round wires intended for rivets, conductors, welding, and coating applications.
Document preview — GB/T 3195-2023
National Standard of the People's Republic of China
- ICS
- 77.150.10
- Replacing
- GB/T 3195-2016
Issued by: Condition Administration for Market Regulation; Standardization Administration of the People's Republic of China.
Contents
- Foreword3
- 1 Scope5
- 2 Normative references5
- 3 Terms and definitions6
- 4 Product classification6
- 5 Technical requirements8
- 6 Test methods14
- 7 Inspection rules15
- 8 Marks, packaging, transportation, storage, and quality certificate17
- 9 Contents of purchase order (or contract)18
- Annex A (informative) Recommended welding wires for typical aluminum alloys
- Annex B (normative) Weldability
- Annex C (informative) Cable reel
Foreword
This document was drafted in accordance with the rules given in GB/T 1.1-2020 "Directives for standardization -- Part 1: Rules for the structure and drafting of standardizing documents".
This document replaces GB/T 3195-2016 "Aluminium and aluminium alloys drawn round wires". Compared with GB/T 3195-2016, in addition to structural adjustments and editorial changes, the main technical changes are as follows:
1350H16, and 1350H26 for conductor wire have been deleted. The diameters for conductor wire have been modified (see 4.1 of this Edition; 3.1.1.2 of Edition 2016);
welding wire have been deleted. The designations 2S19, 2319, 4047A, 4145, 4S03, 5E61, and 5B71 and their conditions, as well as conditions of designations 4A47H18 and 4A54H18 for welding wire have been added. The diameters for welding wire have been modified (see 4.1 of this Edition; 3.1.1.3 of Edition 2016);
room-temperature tensile mechanical properties, shear strength, riveting performance, and electrical resistivity have been modified (see Chapter 5 of this Edition; 3.2, 3.3, 3.4, 3.5, 3.7, and 3.10 of Edition 2016);
Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. The issuing authority shall not be held responsible for identifying any or all such patent rights.
This document was proposed by China Nonferrous Metals Industry Association.
This document shall be under the jurisdiction of National Technical Committee on Nonferrous Metals of Standardization Administration of China (SAC/TC 243).
The drafting organizations of this document: Hangzhou Kunli Welding Materials Co., Ltd.; Northeast Light Alloy Co., Ltd.; Jiangxi University of Science and Technology; Nonferrous Metals Technology & Economy Research Institute Co., Ltd.; Beijing Research Institute of Nonferrous Metals and Rare Earth Applications Co., Ltd.; GRINM Engineering Technology Research Institute Co., Ltd.; CRRC Qingdao Sifang Co., Ltd.; Northwest Aluminum Co., Ltd.; Chinalco Materials Application Research Institute Co., Ltd.; Dongliang Aluminum Co., Ltd.
Main drafters of this document: Chen Jiqiang, Gao Xinyu, Deng Tongsheng, Fan Youhua, Li Zhihui, Sun Ziwei, Jiao Lei, Ren Simeng, Han Xiaohui, Zhang Yijie, Xie Weijia, Yan Lizhen, Li Shuaizhen, Chen Weiting, Song Lingfeng.
Versions of standard substituted by this document are:
wires for riveting purpose" and GB/T 3197-2001 "Aluminium and aluminium alloy wires for welding purpose" during the second revision in 2008;
- This is the fourth revision.
1 Scope
This document specifies the product classification, technical requirements, test methods, inspection rules, marks, packaging, transportation, storage, and the contents of quality certificates and purchase orders (or contracts) for aluminium and aluminium alloys drawn (rolled) round wire.
This document applies to the production and inspection of aluminum and aluminum alloy round wires (hereinafter referred to as "wires") intended for rivets, conductors, welding, and coating applications.
2 Normative references
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
3 Terms and definitions
4 Product classification
4.1 Category, designation, supply condition, and diameter
The product category, designation, supply condition, and diameter shall comply with the specifications in Table 1. Any additional requirements regarding designation, supply condition, or diameter shall be determined through consultation between the supplier and the purchaser and specified in the order (or contract).
Recommended wires for welding for typical aluminum alloy material welding are shown in Annex A.
4.2 Marks
The product mark is indicated in the following order: product category, reference to this document, designation, supply condition, and diameter. […]
5 Technical requirements
The technical requirements for the wire rod shall comply with the provisions of Table 2. Where the purchaser has special requirements, these shall be determined through consultation between the supplier and the purchaser and specified in the order (or contract). Roll- It shall comply with the requirements for Class C specified Diameter deviation shaped in Table 4. It shall comply with the requirements of Table 10. The flexural properties of 1A50 shall comply with the requirements of Table 9. It shall comply with the requirements of Table 8. Where Table 8 does not specify requirements, they shall be agreed upon by the supplier and the purchaser. It shall comply with the requirements of Table 8. Where Table 8 does not specify requirements, they shall be agreed upon by the supplier and the purchaser. It shall comply with the requirements of Table 6. Where Table 6 does not specify requirements, they shall be agreed upon by the supplier and the purchaser. It shall comply with the requirements for Class A specified in Table 5. It shall comply with the requirements for Class D specified in Table 5. It shall comply with the requirements for Class D specified in Table 5. It shall comply with the requirements of Table 7. Where Table 7 does not specify requirements, they shall be agreed upon by the supplier and the purchaser. NOTE: "—" indicates that there are no requirements for the item. It shall comply with the requirements of Table 11. Appearance quality Weldability Item Total Individual Other impurities Chemical composition (mass fraction) % NOTE 1: "Others" refers to elements for which no limiting values are specified in the table and to metallic elements not listed. […]
6 Test methods
The test methods for the product shall comply with the provisions of Table 12. If the purchaser has specific requirements regarding test methods, these shall be determined through consultation between the supplier and the purchaser and specified in the purchase order (or contract).
Carry out in accordance with GB/T 20975 (all parts) or GB/T 7999; in the event of arbitration, GB/T Hydrogen content Perform according to YS/T 600.
Diameter deviation Use measuring instruments with an accuracy of no less than 0.01 mm for measurements.
Shear strength Perform according to GB/T 3250.
Riveting performance Perform according to GB/T 3250.
Bending resistance Perform according to GB/T 238.
Resistivity Perform according to GB/T 3048.2.
Weldability Perform according to the method specified in Annex B.
7 Inspection rules
7.1 Inspection and acceptance
7.1.1 The product shall be inspected by the supplier to ensure that its quality complies with the requirements of this document and the purchase order (or contract), and a quality certificate shall be issued.
7.1.2 The purchaser shall inspect the received products in accordance with the provisions of this document. If the inspection results do not conform to the requirements of this document and the purchase order (or contract), the purchaser shall notify the supplier in writing, and the matter shall be resolved through consultation between the two parties. Objections regarding appearance quality or diameter deviation shall be raised within one month of the date of receipt of the products. Objections regarding other matters shall be raised within three months of the date of receipt. If arbitration is required, it may be conducted by an entity mutually agreed upon by both the supplier and the purchaser, with joint sampling performed by both parties.
7.2 Batching
Wire rods shall be submitted for acceptance in batches. Each batch shall consist of products of the same category, designation, supply condition, heat, and diameter. There is no limit on the batch weight.
7.3 Weighing
The product shall be weighed to determine its weight. If other methods of determining weight are required, they shall be agreed upon by both the supplier and the purchaser and specified in the order (or contract).
7.4 Inspection item
Unless special requirements are specified in the purchase order (or contract), the items for exit-factory inspection and periodic inspection of the products shall comply with the provisions of Table 13. NOTE: "√" indicates an item subject to inspection. […]
7.5 Sampling
Wire rod sampling shall comply with the provisions of Table 14. Chemical composition Perform according to GB/T 17432. test specimen from each end of every sampled coil. […]
7.6 Determination of inspection results
7.6.1 Chemical composition
7.6.2 Hydrogen content
8 Marks, packaging, transportation, storage, and quality certificate
8.1 Marks
Wire and cable marks shall comply with the provisions of GB/T 42916.
8.3 Quality certificate
Each batch of wire rod shall be accompanied by a product quality certificate stating the following:
g) Net weight or number of boxes (packages);
h) Test results for each analysis item;
i) Stamp of the supplier's quality inspection department;
k) Packaging date (or date of dispatch).
9 Contents of purchase order (or contract)
The order (or contract) for products covered by this document may include the following:
Annex A Recommended welding wires for typical aluminum alloys
The recommended welding wires for typical aluminum alloy materials are shown in Table A.1.
Annex B Weldability
B.2 Evaluation of welding performance
B.2.2 Mechanical properties of deposited metal
The mechanical properties of the deposited metal shall comply with the requirements of Table B.2.
Designations of welding wires Alloy designations and conditions of aluminum alloy sheets used in test
B.2.3 Bending properties of welded joints
After the specimen is subjected to a 180° bend, no single crack larger than 3 mm shall appear in any direction.
B.2.4 X-ray flaw detection
The X-ray inspection results of the specimen's weld seam shall comply with the Class B requirements specified in Table 1 of GB/T 22087-2008.
B.3 Test methods for welding performance
B.3.1 Specimen preparation
B.3.1.1 Selection of plate material for welding tests
Based on the designation of the welding wire supplied in coils, select an aluminum alloy sheet of the corresponding designation and condition as specified in Table B.3. The aluminum alloy sheet shall comply with the requirements of GB/T 3880.1.
B.3.1.2 Preparation of plates for welding performance tests
B.3.1.2.1 Fabricate one set of test panels in accordance with Table B.4. See Figure B.1 for a schematic of the fabricated test panels. Keys: L - Length of the test plate; a - Width of the bottom surface of the test plate; ts - Thickness of the test plate; p - Root face height; b - Root gap; t0 - Backing plate thickness; 1 - Flat surface of the test plate; 2 - End face of the test plate. B.3.1.2.2 For test plates subjected to preheating, the preheat temperature and interpass temperature (when multi-pass welding is required) shall comply with the specifications in Table B.5. B.3.1.2.3 For coiled wire, Metal Inert Gas (MIG) welding shall be used. […]
B.3.1.3 Preparation of specimens for weldability testing
Cut one transverse tensile test specimen each from Zone 2 and Zone 5 as shown in Figure B.2. Specimen preparation shall comply with the requirements of GB/T 2651. From the weld shown in Figure B.2, take one tensile test specimen of the weld overlay metal along the welding direction. Specimen preparation shall comply with the requirements of GB/T 16865. […]
B.3.2 Test method
B.3.2.2 Mechanical properties of deposited metal
Perform in accordance with the provisions of GB/T 16865.
Annex C Cable reel
The shape and dimensional specifications for 100 mm diameter spools are shown in Figure C.1. The shape and dimensional specifications for spools with diameters greater than 100 mm are shown in Figure C.2.
Keys: A - Diameter; B - Width; C - Flange inner diameter; F - Mandrel inner diameter; G - Mandrel outer diameter.
Keys: A - Diameter; B - Width; C - Flange inner diameter; D - Drive hole spacing; E - Drive hole diameter; F - Mandrel inner diameter; G - Mandrel outer diameter.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 28 pages — is available in the English PDF.
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