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GB/T 37653-2019 English PDF (GBT37653-2019)
GB/T 37653-2019 English PDF (GBT37653-2019)
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GB/T 37653-2019: Platinum ingots
GB/T 37653-2019
Platinum ingots
ICS 77.150.99
H68
National Standards of People's Republic of China
Platinum ingot
Published on.2019-06-04
2020-05-01 implementation
State market supervision and administration
China National Standardization Administration issued
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard was proposed by the China Nonferrous Metals Industry Association.
This standard is under the jurisdiction of the National Nonferrous Metals Standardization Technical Committee (SAC/TC243).
This standard was drafted. Jiangsu North Mine Metal Recycling Technology Co., Ltd., Nanjing Product Quality Supervision and Inspection Institute, Xi'an Kai Lixin
Materials Co., Ltd., Yanggu Xiangguang Copper Co., Ltd., Nonferrous Metals Technology and Economic Research Institute, Jiangxi Copper Co., Ltd., Shanghai Huang
Gold Exchange, Beijing Cuibolin Nonferrous Metal Technology Development Center Co., Ltd., Jiangxi Junxin Precious Metal Materials Technology Co., Ltd., Taiyuan Hua
Precious Metals Co., Ltd., Shenzhen Jinzhenglong Technology Co., Ltd., Chengdu Guangmingpai Special Metal Co., Ltd., Xuzhou Haotong New Materials Technology Co., Ltd.
Co., Ltd., Jiangxi Yuecheng Technology Co., Ltd.
The main drafters of this standard. Zhang Bangsheng, Gong Weixing, Liu Guiqing, Gao Ruifeng, Sun Jie, Chen Yingwu, Xiang Lei, Xie Taili, Deng Chuan, Lu Jingbo,
Hua Guofang, He Jiafu, Yu Fengshan, Song Lingmei, He Jian, Suo Yongxi, Zhang Baoming, Liu Minghua, Wang Fang, Jiang Dong.
Platinum ingot
1 Scope
This standard specifies the product classification, technical requirements, test methods, inspection rules, marking, packaging, transportation, storage and quality certificates of platinum ingots.
And the content of the order (or contract).
This standard applies to platinum ingots produced from various platinum-containing raw materials.
2 Normative references
The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article.
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 1419-2015 Sponge Platinum
GB/T 8170 Numerical Rounding Rules and Representation and Determination of Limit Values
GB/T 18035 precious metal and its alloy grade representation
Emission Spectral Analysis of Impurity Elements in YS/T 361 Pure Platinum
3 Product Categories
According to the method specified in GB/T 18035, the platinum ingot is divided into three grades according to the chemical composition of platinum. IC-Pt99.99, IC-Pt99.95,
IC-Pt99.9.
4 Technical requirements
4.1 Chemical composition
The chemical composition of the platinum ingot should meet the requirements of Table 1.
Table 1 Platinum ingot chemical composition%
Grade IC-Pt99.99 IC-Pt99.95 IC-Pt99.9
Platinum content (mass fraction) ≥ 99.99 99.95 99.90
Impurity element content (mass fraction) ≤
Pd 0.003 0.010 0.030
Rh 0.003 0.020 0.030
Ir 0.003 0.020 0.030
Ru 0.003 0.020 0.040
Au 0.003 0.010 0.030
Ag 0.001 0.005 0.010
Cu 0.001 0.005 0.010
Table 1 (continued) %
Grade IC-Pt99.99 IC-Pt99.95 IC-Pt99.9
Impurity element content (mass fraction) ≤
Fe 0.001 0.005 0.010
Ni 0.001 0.005 0.010
Al 0.003 0.005 0.010
Pb 0.002 0.003 0.010
Mn 0.002 0.005 0.010
Cr 0.002 0.005 0.010
Mg 0.002 0.005 0.010
Sn 0.002 0.005 0.010
Si 0.003 0.005 0.010
Zn 0.002 0.005 0.010
Bi 0.002 0.005 0.010
The total amount of impurity elements (mass fraction) a, b ≤ 0.010 0.050 0.100
a Platinum content (mass fraction) is 100% minus the sum of impurity elements, including but not limited to the impurity elements listed in the table.
b The element control limits and analysis methods not specified in this standard shall be determined by both parties.
4.2 Physical Specifications
4.2.1 The platinum ingot is in the shape of a rectangular ingot. The dimensions and weight requirements are shown in Table 2.
Table 2 Platinum ingot size and weight requirements
Weight/kg length/mm width/mm weight tolerance/g
0.5 80±3 50±3 ±20
1 100±3 60±3 ±50
3 180±5 80±5 ±100
5.200±5 100±5 ±200
4.2.2 Platinum ingots are measured in single ingots and the weight is measured by actual weighing to the nearest 0.01g.
4.2.3 Both the supply and demand sides can negotiate the production of platinum ingots of other specifications.
4.3 Appearance quality
4.3.1 The surface of the platinum ingot should be smooth and clean, with complete edges and corners, no flashing or burrs.
4.3.2 Platinum ingots are not permitted to have voids, interlayers, cracks and inclusions.
5 Test methods
5.1 IC-Pt99.9 chemical composition analysis according to the provisions of GB/T 1419-2015 Appendix A. IC-Pt99.99 and IC99.95 Chemical
The sub-analysis is carried out in accordance with the provisions of YS/T 361 or GB/T 1419-2015 Appendix A, and the arbitration is carried out in accordance with the provisions of YS/T 361. When the buyer
When other requirements are made, the test method is determined by the supplier and the buyer.
5.2 Determination of the size and weight of the platinum ingot should be checked with the appropriate accuracy of the instrument, the weight result is expressed to 0.01g, the size of the knot
The fruit indicates to 1mm.
5.3 The appearance quality of the platinum ingot is visually inspected.
6 Inspection rules
6.1 Inspection and acceptance
6.1.1 The platinum ingot shall be inspected by the supplier quality supervision department, and the product quality shall comply with the provisions of this standard or the order form (or contract), and
Issue a certificate of quality.
6.1.2 The acquirer shall carry out inspections on the products received in accordance with the provisions of this standard, such as the results of the inspection and the contents of this standard or purchase order (or contract).
In case of non-conformity, it shall be submitted to the supplier within 15 days from the date of receipt of the product, and shall be settled by negotiation between the supplier and the buyer. If arbitration is required, arbitration sampling is performed by
Both the supply and demand sides will work together on demand.
6.2 Batch
Platinum ingots shall be submitted for inspection in batches, and each batch shall consist of platinum ingots of the same heat.
6.3 Inspection items
Each batch of products shall be inspected for chemical composition, surface quality and physical specifications before leaving the factory. The chemical composition is tested in batches. Appearance quality, physics
Specifications are tested on a block-by-block basis.
6.4 Arbitration sampling
6.4.1 Platinum ingot sampling is performed on a block-by-block basis.
6.4.2 Sampling method. diagonally on the two large faces of the ingot, the sampling point is one-half from the center point to the top angle, and a total of 4 points are taken. Such as
Figure 1 shows.
Description.
A---casting surface sampling point;
B--- bottom sampling point.
Figure 1 Schematic diagram of single spindle sampling point
6.4.3 Drill a platinum ingot with a 5mm~8mm drill bit, the drilling depth is not less than two-thirds of the thickness of the ingot, and the drilled sample is treated by a magnet.
Mix and dilute to 6 parts with a quarter method, each serving not less than 2g.
6.4.4 In order to avoid contamination of the surface of the sample, it may be immersed in hot hydrochloric acid (1 1) at 45 ° C ~ 55 ° C for 5 min ~ 10 min before analyzing the sample. by
Wash with water, rinse with alcohol or acetone twice, and dry in an oven at 105 ° C ~ 110 ° C.
6.5 Determination of test results
6.5.1 The measured value of the impurity element shall be rounded to 3 decimal places according to GB/T 8170, and expressed as the maximum limit value.
6.5.2 If the chemical composition is unqualified, the batch is judged to be unqualified.
6.5.3 If the appearance quality is unqualified, the platinum ingot is judged to be unqualified.
6.5.4 When the weight and size are deviated, it is not the basis for judging whether it is qualified or not.
7 Marking, packaging, transportation, storage and quality certificate
7.1 mark
The surface of each platinum ingot should be cast or printed with lot number, weight, trademark and grade.
7.2 Packaging
Each platinum ingot is wrapped in clean paper or plastic film and packed in wooden or plastic boxes.
7.3 Transportation and storage
When transporting and storing, the product should not be damaged or contaminated.
7.4 Quality Certificate
Each batch of platinum ingots should be accompanied by a quality certificate indicating.
a) company name, address, telephone number;
b) product name and brand number;
c) batch number;
d) net weight and number of pieces;
e) the results of various analytical tests and the quality supervision department's mark;
f) the standard number;
g) Date of manufacture (or date of packaging).
8 Order (or contract) content
The order form (or contract) for the materials listed in this standard shall include the following.
a) product name;
b) the brand number;
c) quantity;
d) special requirements for impurity content;
e) ingot shape, size requirements;
f) packaging requirements;
g) the standard number;
h) Other.
Get Quotation: Click GB/T 37653-2019 (Self-service in 1-minute)
Historical versions (Master-website): GB/T 37653-2019
Preview True-PDF (Reload/Scroll-down if blank)
GB/T 37653-2019: Platinum ingots
GB/T 37653-2019
Platinum ingots
ICS 77.150.99
H68
National Standards of People's Republic of China
Platinum ingot
Published on.2019-06-04
2020-05-01 implementation
State market supervision and administration
China National Standardization Administration issued
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard was proposed by the China Nonferrous Metals Industry Association.
This standard is under the jurisdiction of the National Nonferrous Metals Standardization Technical Committee (SAC/TC243).
This standard was drafted. Jiangsu North Mine Metal Recycling Technology Co., Ltd., Nanjing Product Quality Supervision and Inspection Institute, Xi'an Kai Lixin
Materials Co., Ltd., Yanggu Xiangguang Copper Co., Ltd., Nonferrous Metals Technology and Economic Research Institute, Jiangxi Copper Co., Ltd., Shanghai Huang
Gold Exchange, Beijing Cuibolin Nonferrous Metal Technology Development Center Co., Ltd., Jiangxi Junxin Precious Metal Materials Technology Co., Ltd., Taiyuan Hua
Precious Metals Co., Ltd., Shenzhen Jinzhenglong Technology Co., Ltd., Chengdu Guangmingpai Special Metal Co., Ltd., Xuzhou Haotong New Materials Technology Co., Ltd.
Co., Ltd., Jiangxi Yuecheng Technology Co., Ltd.
The main drafters of this standard. Zhang Bangsheng, Gong Weixing, Liu Guiqing, Gao Ruifeng, Sun Jie, Chen Yingwu, Xiang Lei, Xie Taili, Deng Chuan, Lu Jingbo,
Hua Guofang, He Jiafu, Yu Fengshan, Song Lingmei, He Jian, Suo Yongxi, Zhang Baoming, Liu Minghua, Wang Fang, Jiang Dong.
Platinum ingot
1 Scope
This standard specifies the product classification, technical requirements, test methods, inspection rules, marking, packaging, transportation, storage and quality certificates of platinum ingots.
And the content of the order (or contract).
This standard applies to platinum ingots produced from various platinum-containing raw materials.
2 Normative references
The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article.
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 1419-2015 Sponge Platinum
GB/T 8170 Numerical Rounding Rules and Representation and Determination of Limit Values
GB/T 18035 precious metal and its alloy grade representation
Emission Spectral Analysis of Impurity Elements in YS/T 361 Pure Platinum
3 Product Categories
According to the method specified in GB/T 18035, the platinum ingot is divided into three grades according to the chemical composition of platinum. IC-Pt99.99, IC-Pt99.95,
IC-Pt99.9.
4 Technical requirements
4.1 Chemical composition
The chemical composition of the platinum ingot should meet the requirements of Table 1.
Table 1 Platinum ingot chemical composition%
Grade IC-Pt99.99 IC-Pt99.95 IC-Pt99.9
Platinum content (mass fraction) ≥ 99.99 99.95 99.90
Impurity element content (mass fraction) ≤
Pd 0.003 0.010 0.030
Rh 0.003 0.020 0.030
Ir 0.003 0.020 0.030
Ru 0.003 0.020 0.040
Au 0.003 0.010 0.030
Ag 0.001 0.005 0.010
Cu 0.001 0.005 0.010
Table 1 (continued) %
Grade IC-Pt99.99 IC-Pt99.95 IC-Pt99.9
Impurity element content (mass fraction) ≤
Fe 0.001 0.005 0.010
Ni 0.001 0.005 0.010
Al 0.003 0.005 0.010
Pb 0.002 0.003 0.010
Mn 0.002 0.005 0.010
Cr 0.002 0.005 0.010
Mg 0.002 0.005 0.010
Sn 0.002 0.005 0.010
Si 0.003 0.005 0.010
Zn 0.002 0.005 0.010
Bi 0.002 0.005 0.010
The total amount of impurity elements (mass fraction) a, b ≤ 0.010 0.050 0.100
a Platinum content (mass fraction) is 100% minus the sum of impurity elements, including but not limited to the impurity elements listed in the table.
b The element control limits and analysis methods not specified in this standard shall be determined by both parties.
4.2 Physical Specifications
4.2.1 The platinum ingot is in the shape of a rectangular ingot. The dimensions and weight requirements are shown in Table 2.
Table 2 Platinum ingot size and weight requirements
Weight/kg length/mm width/mm weight tolerance/g
0.5 80±3 50±3 ±20
1 100±3 60±3 ±50
3 180±5 80±5 ±100
5.200±5 100±5 ±200
4.2.2 Platinum ingots are measured in single ingots and the weight is measured by actual weighing to the nearest 0.01g.
4.2.3 Both the supply and demand sides can negotiate the production of platinum ingots of other specifications.
4.3 Appearance quality
4.3.1 The surface of the platinum ingot should be smooth and clean, with complete edges and corners, no flashing or burrs.
4.3.2 Platinum ingots are not permitted to have voids, interlayers, cracks and inclusions.
5 Test methods
5.1 IC-Pt99.9 chemical composition analysis according to the provisions of GB/T 1419-2015 Appendix A. IC-Pt99.99 and IC99.95 Chemical
The sub-analysis is carried out in accordance with the provisions of YS/T 361 or GB/T 1419-2015 Appendix A, and the arbitration is carried out in accordance with the provisions of YS/T 361. When the buyer
When other requirements are made, the test method is determined by the supplier and the buyer.
5.2 Determination of the size and weight of the platinum ingot should be checked with the appropriate accuracy of the instrument, the weight result is expressed to 0.01g, the size of the knot
The fruit indicates to 1mm.
5.3 The appearance quality of the platinum ingot is visually inspected.
6 Inspection rules
6.1 Inspection and acceptance
6.1.1 The platinum ingot shall be inspected by the supplier quality supervision department, and the product quality shall comply with the provisions of this standard or the order form (or contract), and
Issue a certificate of quality.
6.1.2 The acquirer shall carry out inspections on the products received in accordance with the provisions of this standard, such as the results of the inspection and the contents of this standard or purchase order (or contract).
In case of non-conformity, it shall be submitted to the supplier within 15 days from the date of receipt of the product, and shall be settled by negotiation between the supplier and the buyer. If arbitration is required, arbitration sampling is performed by
Both the supply and demand sides will work together on demand.
6.2 Batch
Platinum ingots shall be submitted for inspection in batches, and each batch shall consist of platinum ingots of the same heat.
6.3 Inspection items
Each batch of products shall be inspected for chemical composition, surface quality and physical specifications before leaving the factory. The chemical composition is tested in batches. Appearance quality, physics
Specifications are tested on a block-by-block basis.
6.4 Arbitration sampling
6.4.1 Platinum ingot sampling is performed on a block-by-block basis.
6.4.2 Sampling method. diagonally on the two large faces of the ingot, the sampling point is one-half from the center point to the top angle, and a total of 4 points are taken. Such as
Figure 1 shows.
Description.
A---casting surface sampling point;
B--- bottom sampling point.
Figure 1 Schematic diagram of single spindle sampling point
6.4.3 Drill a platinum ingot with a 5mm~8mm drill bit, the drilling depth is not less than two-thirds of the thickness of the ingot, and the drilled sample is treated by a magnet.
Mix and dilute to 6 parts with a quarter method, each serving not less than 2g.
6.4.4 In order to avoid contamination of the surface of the sample, it may be immersed in hot hydrochloric acid (1 1) at 45 ° C ~ 55 ° C for 5 min ~ 10 min before analyzing the sample. by
Wash with water, rinse with alcohol or acetone twice, and dry in an oven at 105 ° C ~ 110 ° C.
6.5 Determination of test results
6.5.1 The measured value of the impurity element shall be rounded to 3 decimal places according to GB/T 8170, and expressed as the maximum limit value.
6.5.2 If the chemical composition is unqualified, the batch is judged to be unqualified.
6.5.3 If the appearance quality is unqualified, the platinum ingot is judged to be unqualified.
6.5.4 When the weight and size are deviated, it is not the basis for judging whether it is qualified or not.
7 Marking, packaging, transportation, storage and quality certificate
7.1 mark
The surface of each platinum ingot should be cast or printed with lot number, weight, trademark and grade.
7.2 Packaging
Each platinum ingot is wrapped in clean paper or plastic film and packed in wooden or plastic boxes.
7.3 Transportation and storage
When transporting and storing, the product should not be damaged or contaminated.
7.4 Quality Certificate
Each batch of platinum ingots should be accompanied by a quality certificate indicating.
a) company name, address, telephone number;
b) product name and brand number;
c) batch number;
d) net weight and number of pieces;
e) the results of various analytical tests and the quality supervision department's mark;
f) the standard number;
g) Date of manufacture (or date of packaging).
8 Order (or contract) content
The order form (or contract) for the materials listed in this standard shall include the following.
a) product name;
b) the brand number;
c) quantity;
d) special requirements for impurity content;
e) ingot shape, size requirements;
f) packaging requirements;
g) the standard number;
h) Other.
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