GOST 24353-2014

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  ГОСТ 24353-2014

GOST 24353−2014 Foil of platinum, palladium and alloys based on them. Specifications

GOST 24353−2014

INTERSTATE STANDARD

FOIL OF PLATINUM, PALLADIUM AND ALLOYS BASED ON THEM

Specifications

Sheets of foil made of platinum, palladium and its base alloys. Specifications

ISS 77.150.99
GST 18 6140,
18 6540

Date of introduction 2016−01−01

Preface

Goals, basic principles and main procedure of works on interstate standardization have been established in GOST 1.0−92 «interstate standardization system. Basic provisions» and GOST 1.2−2009 «interstate standardization system. Interstate standards, rules and recommendations on interstate standardization. The procedure of development, adoption, application, renewal and cancellation"

Data on standard

1 PREPARED by the Interstate technical Committee for standardization MTK 304 «Noble metals, alloys and industrial products thereof», the Ekaterinburg factory on processing of nonferrous metals

2 as AMENDED by the Federal Agency for technical regulation and Metrology

3 ACCEPTED by the Interstate Council for standardization, Metrology and certification (Protocol of October 20, 2014 N 71-N)

The standard was accepted by voting:

Short name of the country on MK (ISO 3166) 004−97	Country code MK (ISO 3166) 004−97	Abbreviated name of the national authority for standardization
Armenia	AM	The Ministry Of Economic Development Of The Republic Of Armenia
Azerbaijan	AZ	Azstandart
Belarus	BY	Gosstandart Of The Republic Of Belarus
Kyrgyzstan	KG	Kyrgyzstandard
Russia	EN	Rosstandart
Tajikistan	TJ	Tajikstandart
Uzbekistan	UZ	Uzstandard

4 by Order of the Federal Agency for technical regulation and Metrology dated 25 March 2015 N 166-St inter-state standard GOST 24353−2014 introduced as a national standard of the Russian Federation from January 01, 2016

5 REPLACE GOST 24353−80


Information about the changes to this standard is published in the annual reference index «National standards», and the text changes and amendments — in monthly information index «National standards». In case of revision (replacement) or cancellation of this standard a notification will be published in the monthly information index «National standards». Relevant information, notification and lyrics are also posted in the information system of General use — on the official website of the Federal Agency for technical regulation and Metrology on the Internet

1 Scope

This standard applies to the foil of platinum, palladium and alloys based on them, made by cold rolling.

2 Normative references

This standard uses the regulatory references to the following standards:

GOST 166−89 (ISO 3599−76) Calipers. Specifications

GOST 427−75 Rulers measuring metal. Specifications

GOST 3479−85 tissue Paper. Specifications

GOST 8273−75 wrapping Paper. Specifications

GOST 10197−70 Stands and tripods for the measuring heads. Specifications

GOST 10354−82 polyethylene Film. Specifications

GOST 12225−80 Palladium. Methods of analysis

GOST 12226−80Platinum. Methods of analysis
________________
The Russian Federation has GOST R 52519−2006 «Platinum. Method of atomic-emission analysis with inductively coupled plasma», GOST R 52520−2006 «Platinum. Method of atomic-emission analysis with arc excitation spectrum», GOST R 52521−2006"Platinum. Method of atomic-emission analysis with spark excitation spectrum."


GOST 12550.1−82 Alloys palladium-iridium. Method for the determination of palladium

GOST 12550.2−82 Alloys palladium-iridium. Methods of spectral analysis

GOST 12551.1−82 Alloys platinum-copper. Methods for determination of copper

GOST 12551.2−82 Alloys platinum-copper. Methods of spectral analysis

GOST 12552.1−77 Alloys, platinum-Nickel. Method for the determination of Nickel

GOST 12552.2−77 Alloys, platinum-Nickel. Method of spectral analysis

GOST 12553.1−77 Alloys of platinum-palladium. Method for the determination of palladium

GOST 12553.2−77 Alloys of platinum-palladium. Method of spectral analysis

GOST 12554.1−83 Alloys of platinum-ruthenium. Method for the determination of ruthenium

GOST 12554.2−83 Alloys of platinum-ruthenium. Method of spectral analysis

GOST 12556.1−82 Alloys platinum-rhodium. Method for the determination of rhodium

GOST 12556.2−82 Alloys platinum-rhodium. Methods of spectral analysis

GOST 12558.1−78 Alloys palladium-silver. Method for the determination of silver

GOST 12558.2−78 Alloys palladium-silver. Method of spectral analysis

GOST 12559.1−82 Alloys platinum-iridium. Method of determination of iridium

GOST 12559.2−82 Alloys platinum-iridium. Methods of spectral analysis

GOST 12560.1−78 Alloys palladium-silver-cobalt. Method for the determination of cobalt and silver

GOST 12560.2−78 Alloys palladium-silver-cobalt. Method of spectral analysis

GOST 12561.1−78 Alloys palladium-silver-copper. Method for the determination of copper and silver

GOST 12561.2−78 Alloys palladium-silver-copper. Method of spectral analysis

GOST 13462−2010 Palladium and alloys on its basis. Brand

GOST 13498−2010 Platinum and alloys on its basis. Brand

GOST 14192−96 Marking of cargo

GOST 15150−69 Machines, instruments and other technical products. Versions for different climatic areas. Categories, conditions of use, storage and transportation of the impact of climatic factors of the external environment

GOST 22864−83 precious metals and their alloys. General requirements for methods of analysis

GOST 24104−2001laboratory Scales. General specifications
________________
On the territory of the Russian Federation GOST R 53228−2008 «Scales non-automatic actions. Part 1. Metrological and technical requirements. Test».


GOST 28798−90 Head of the measuring spring. General specifications

GOST 29329−92Scales for static weighing. General technical requirements
________________
On the territory of the Russian Federation GOST R 53228−2008 «Scales non-automatic actions. Part 1. Metrological and technical requirements. Test».


GOST 30649−99 Alloys based on noble metals for jewellery. Brand

Note — When using this standard appropriate to test the effect of reference standards in the information system of General use — on the official website of the Federal Agency for technical regulation and Metrology on the Internet or in the annual information index «National standards» published as on January 1 of the current year, and the editions of the monthly information index «National standards» for the current year. If the reference standard is replaced (changed), when using this standard should be guided by replacing (amended) standard. If the reference standard is cancelled without replacement, then the situation in which the given link applies to the extent that does not affect this link.

3 Terms and definitions

This standard applies the following terms with respective definitions:

3.1 foil: Flat rolled product of rectangular cross section, uniform thickness less than 0.10 mm.

3.2 dent: the Defect of the surface in the form of randomly-spaced local depressions of various sizes and shapes with sloping edges.

3.3 the captivity: the Defect of the surface in the form of delamination, often azkabanu shape, elongated in the warp direction and United with the base metal on one side.

3.4 stratification: the surface defects in the form cracks on the edges and the ends of the sheet.

3.5 flaw on edges: the surface defects in the form of rupture of the metal at the edges of the strip.

3.6 fold: the Defect shape in the form of buckling of the middle part of the sheet resulting from nonuniform deformation of the foil width

3.7 traces of Stripping: the surface defects in the form of areas with high surface roughness formed after the Stripping of the sheet of abrasive tool.

3.8 crack: a Defect in the form of local rupture of metal of various sizes, having any direction.

3.9 scratch: the surface defects in the form of indentations of irregular shape and an arbitrary direction.

3.10 color tint: Defect formed on the smooth surface of the bands by forming a thin transparent surface oxide layer and light interference in it.

4 symbols and abbreviations

Legend foil stamped according to the scheme:

Examples of symbols when ordering:

1 Foil of alloy grade PDSR 60−40, with a thickness of 0.080 mm, width 100 mm, length 200 mm:

Foil PDSR 60−40 0,08x100x200 GOST 24353−2014

2 Foil platinum brand PL 99,9, thickness 0.010 mm, a width of 150 mm random length:

Foil PL 99,9 0,01x150 GOST 24353−2014

5 Technical requirements

5.1 Main parameters and characteristics (properties)

5.1.1 Foil of platinum, palladium and alloys on their basis (hereinafter foil) must comply with the requirements of this standard and be manufactured according to the technological regulations approved in the prescribed manner.

5.1.2 foil Thickness and maximum thickness tolerances shall conform to the values specified in table 1.


Table 1

In millimeters

Thickness
Nominal	Limit deviation
From 0.003 to 0.005 incl.	±0,001
SV. Of 0.005 to 0.025 incl.	±0,002
SV. Of 0.025 to 0.050 incl.	±0,003
SV. To 0,050 0,090 incl.	±0,004
Note — By agreement with consumer it is allowed manufacture of the foil with the other extreme deviation

5.1.3 the Width of the foil, limit deviations on width depending on the thickness and length of the foil shall conform to the values specified in table 2.


Table 2

In millimeters

Nominal thickness	Limit deviation width when the width of the		Length of random
	10; 15; 20; 25; 30; 40; 50; 60; 80	100; 125; 150; 200; 250
From 0,003 to 0,010 incl.	±2	-	Up to 100 incl.
SV. Of 0.010 to 0.020 incl.	±1
SV. Value 0.020 to 0.050 incl.		±1	Up to 300 incl.
SV. To 0,050 0,090 incl.		±2
Notes: 1 Foil of alloy grade Pdsrm 60−36 produce a width not exceeding 100 mm. 2 By agreement with consumer it is permitted to manufacture different foil widths and lengths and/or other limiting disabilities

It is possible to produce foil length within random, with maximum deviation of ±3.0 mm. In the party-dimensional foil is allowed random not more than 10% of the batch weight.

5.1.4 Calculation mass of a 1 cmfoil of platinum, palladium and alloys based on them are given in Appendix A.

5.1.5 Chemical composition of the foil for technical purposes must comply with GOST 13462, GOST 13498, for jewelry production — GOST 30649.

Note — By agreement with consumer it is allowed manufacture of the foil of the other alloys based on palladium and platinum.

5.1.6 Foil manufactured in hard (unannealed) condition.

5.1.7 surface of the foil should not be captured, cracks, delamination.

Permitted surface damage (dents, scratches, folds, traces of Stripping), not bringing the foil over the limit deviations on thickness and also color of a tint, a local darkening, waviness and traces of mild kinks.

On the foil with thickness less than 0,030 mm are permitted single holes (dircetory) in the absence of local congestion and line location.

5.1.8 Foil should be trimmed evenly and should not have flaws on the edges.

5.1.9 Physical and mechanical properties of the foil are given in Appendix B.

Properties of jewellery alloys based on platinum and palladium given in GOST 30649.

5.2 Labeling, packaging

5.2.1 coding foil is not made.

5.2.2 Foil shift the tissue paper according to GOST 3479 and combined into packages. The mass of the foil in the package is not more than 5 kg. Packages of foil, interleaved with cardboard, wrapped in paper according to GOST 8273 and Packed in a solid wooden or plastic boxes. The free space in the box filled with soft packing material to protect the foil during transport from mechanical damage. Allowed boxes to be placed in cloth bags.

Can be applied to other types of packaging and materials, ensuring the safety of the foil during transportation and storage.

Transport marking under GOST 14192 with the indication of manipulation sign «Fragile. Caution."

5.2.3 Boxes (bags) sealed or sealed. The seal (stamp) needs to have a clear impression.

5.2.4 gross Mass of the packing space should not exceed 20 kg.

5.2.5 Each shipment of foil is accompanied by a document about quality that contains:

is the trademark or name and trademark of manufacturer;

— the symbol foil;

— the batch number;

— chemical composition;

— the net weight of the batch, g;

— the month and year of manufacture;

— stamp of quality control.

The document about quality invest in a package with accompanying documentation.

6 acceptance Rules

6.1 Foil take parties. The party should consist of foil the same size and same grade of steel or alloy. The weight of the batch is not limited.

6.2 checking the dimensions and surface quality must be subjected to 25% of leaves from the party foil, but not less than five leaves.

If unsatisfactory results of the inspection of dimensions and surface quality on at least one sheet of foil, repeat tests are carried out at twice the number of sheets of foil selected from the same batch. The results of repeated tests apply to the entire party.

6.3 To check the chemical composition of a consumer selects three sheets of foil from the party, manufacturer — a sample from each heat.

If unsatisfactory results on the chemical composition of it is carried out re-testing at twice the sample or the sample taken from the same batch. The results of repeated tests apply to the entire party.

6.4 checking the packaging and the gross mass of the packing is subjected to every place.

7 control Methods

7.1 the Thickness of the foil is measured at a distance of not less than 25 mm from the vertex of the angle and not less than 15 mm from the edge of the spring head according to GOST 28798 with the rack according to GOST 10197. The width and length of the foil measures the metal ruler according to GOST 427 or caliper according to GOST 166.

The measurement is required for both ends and the middle part of the foil sheet.

The thickness of the foil width up to 40 mm measured in the middle part.

Allowed the use of other measuring instruments providing the required accuracy.

7.2 Control of the surface quality of the foil produced by inspection without the use of magnifying devices. The presence of through-holes are in control of watching the foil on the light screen.

7.3 the Mass of the foil is determined on laboratory weights according to GOST 24104, the gross weight of the boxes — on weights according to GOST 29329.

7.4 Chemical composition determines:

— platinum according to GOST 12226;

— palladium — GOST 12225;

— alloys based on platinum according to GOST 12551.1, 12551.2 GOST, GOST 12552.1, 12552.2 GOST, GOST 12553.1, 12553.2 GOST, GOST 12554.1, 12554.2 GOST, GOST 12556.1, 12556.2 GOST, GOST 12559.1, 12559.2 GOST, GOST 22864;

— alloys based on palladium according to GOST 12550.1, 12550.2 GOST, GOST 12558.1, 12558.2 GOST, GOST 12560.1, 12560.2 GOST, GOST 12561.1, 12561.2 GOST, GOST 22864.

Allowed determination of the chemical composition to perform other techniques, certified in the prescribed manner and satisfies the requirements of this standard.

7.5 Marking and packaging checks visual inspection.

8 Transportation and storage

8.1 Transportation, storing and accounting of the foil is carried out in accordance with the order of storage, transportation and accounting of precious metals.

8.2 transport and storage the foil must be protected against dirt, mechanical damage, moisture, corrosive environments, fume sulfur compounds.

Storage conditions in climatic factors 1.1 in accordance with GOST 15150, conditions for transportation — 3 according to GOST 15150.

9 manufacturer’s Warranty

The manufacturer guarantees the conformity of the chemical composition and size of the foil of platinum, palladium and alloys on their basis the requirements of this standard, under the conditions of transportation and storage prescribed by this standard.

Warranty period of storage of the foil 15 years from the date of manufacture.

Annex a (informative). Weight of 1 sq cm of foil of platinum, palladium and alloys based on them

Appendix A
(reference)

Estimated weight of 1 cmfoil of platinum, palladium and alloys based on them

Table A. 1

Foil thickness, mm	Estimated weight of 1 cmfoil of platinum, palladium and alloys based on them, g
	99,9 PL; PL 99,8	PLI 90−10	Plrd 90−10	Plpd 85−15	PD 99,9; PD 99,8	PDI 82−18	PDSR 60−40	Pdsrm 60−36
0,003	0,0064	0,0065	0,0060	0,0058	0,0036	0,0040	0,0034	0,0034
0,005	0,0107	0,0108	0,0100	0,0096	0,0061	0,0066	0,0057	0,0057
0,008	0,0172	0,0172	0,0160	0,0154	0,0097	0,0106	0,0092	0,0091
0,010	0,0215	0,0215	0,0200	0,0193	0,0122	0,0133	0,0114	0,0114
0,015	0,0322	0,0323	0,0300	0,0289	0,0182	0,0199	0,0172	0,0170
0,020	0,0429	0,0431	0,0400	0,0385	0,0243	0,0265	0,0229	0,0227
0,025	0,0536	0,0539	Of 0.0500	0,0481	0,0304	0,0331	0,0286	0,0284
0,030	0,0644	0,0646	0,0600	0,0578	0,0365	0,0398	0,0343	0,0341
0,040	0,0858	0,0862	0,0800	0,0770	0,0486	0,0530	0,0458	0,0454
0,050	0,1073	0,1077	0,1000	0,0963	0,0608	0,0663	0,0572	0,0568
0,060	0,1287	0,1292	0,1200	0,1155	0,0730	0,0795	0,0686	0,0681
0,070	0,1502	0,1508	0,1400	0,1348	0,0851	0,0928	0,0801	0,0795
0,080	0,1716	0,1723	0,1600	0,1540	0,0973	0,1060	0,0915	0,0908
0,090	0,1931	0,1939	0,1800	0,1733	0,1094	0,1193	0,1030	0,1022

Annex B (reference). Physico-mechanical properties of a foil of platinum, palladium and alloys based on them

Appendix B
(reference)

Table B. 1

Mark metal, alloy	The calculated density, g/cm	Melting point (range), °C	Hardness HV, MPa (kgf/mm),
PL 99, And 93; PL 99,9; PL 99,8	21,45	1769	830 (85)
PLI 90−10	21,54	1790−1800	1370 (140)
PLI 80−20	21,64	1810−1840	1550 (260)
PDT 90−10	20,00	1810−1830	1180 (120)
Plrd 80−20	18,74	1850−1870	1670 (170)
Plpd 85−15	19,25	1750−1765	1180 (120)
PD 99,9; PD 99,8	12,16	1555	780 (80)
PDI 82−18	13,25	1580−1710	1960 (200)
PDSR 80−20	11,79	1440−1480	980 (100)
PDSR 60−40	11,44	1340−1390	1270 (130)
Pdsrm 60−36	11,35	1380−1420	1470 (150)
Note — hardness test were conducted on samples with a thickness of 0.3−1.5 mm with a degree of deformation of 60−80%.