GOST 18390-2014

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  ГОСТ 18390-2014

GOST 18390−2014 Wire of palladium and alloys on its basis. Specifications

GOST 18390−2014

INTERSTATE STANDARD

WIRE OF PALLADIUM AND ALLOYS ON ITS BASIS

Specifications

Wire of palladium and its alloys. Specifications

ISS 77.150.99
GST 18 6190

Date of introduction 2015−09−01

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. Rules of development, adoption, application, renewal and cancellation"

Data on standard

1 DEVELOPED by the Interstate technical Committee for standardization MTK 304 «Noble metals, alloys and industrial products», JSC «Ekaterinburg plant for processing non-ferrous 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 dated 22 December 2014 No. 73-P)

The standard was accepted by voting:

Short name of the country on MK (ISO 3166) 004−97	Country code by MK (ISO 3166) 004−97	Abbreviated name of the national authority for standardization
Belarus	BY	Gosstandart Of The Republic Of Belarus
Kyrgyzstan	KG	Kyrgyzstandard
Russia	EN	Rosstandart
Tajikistan	TJ	Tajikstandart

4 by Order of the Federal Agency for technical regulation and Metrology dated 27 January 2015 N 22-St inter-state standard GOST 18390−2014 introduced as a national standard of the Russian Federation from September 1, 2015.

5 REPLACE GOST 18390−73


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 wire of palladium and alloys used in instrumentation and other industries.

2 Normative references

The present standard features references to the following standards:

GOST 4381−87 Micrometers lever. General specifications

GOST 8273−75 wrapping Paper. Specifications

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

GOST 12225−80* Palladium. Methods of analysis
________________
* On the territory of the Russian Federation additionally apply the 52951−2008 GOST R, GOST R 54313−2011, GOST R 54335−2011.


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

GOST 12558.2−78 Alloys palladium-silver. Method 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 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* Noble metals and their alloys. General requirements for methods of analysis
________________
* On the territory of the Russian Federation also acts GOST R 52599−2006.


GOST 24104−2001* laboratory Scales. General specifications
________________
* On the territory of the Russian Federation GOST R 53228−2008.


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

GOST 29329−92* platform Scales for static weighing. General technical requirements
________________
* On the territory of the Russian Federation also acts GOST R 52599−2006;

Probably, the error of the original. Should read: GOST R 53228−2008. — Note the manufacturer’s database.

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 wire: Solid long product of uniform cross section throughout its length.

3.2 captivity: defect of a surface, representing a delamination of the metal azkabanu forms, United with the base metal on one side.

3.3 shell: the deepening on the surface of the product from the chipping of foreign objects or opening of the gas bubble.

3.4 stratification: the discontinuity of metal, oriented along the direction of deformation.

3.5 crack: a Defect of a surface, representing a rupture of the metal.

3.6 skein: a length of wire, wound into a series of continuous turns.

4 symbols and abbreviations

In the standard the following abbreviations are used to indicate the accuracy of manufacturing: N — normal, P — increased; to indicate the condition of delivery: M — soft, T — hard.

Examples of symbols when ordering:

Wire of palladium brand PD of 99.9, soft, with a diameter of 0.50 manufacturing high precision:

Wire PD 99.9 M 0,50 N GOST 18390−2014

Wire of palladium-silver alloy grade PDSR 60−40 split, solid, diameter 2.00 mm, normal precision manufacturing:

Wire PDSR 60−40 T Of 2.00 N. GOST 18390−2014

5 Technical requirements

5.1 Main parameters and characteristics (properties)

5.1.1 Wire of palladium and alloys on its basis (hereinafter wire) shall conform to the requirements of this standard and be manufactured according to the technological regulations approved in the prescribed manner.

5.1.2 the diameter of the wire and limit deviation should conform to the values specified in table 1.


Table 1

In millimeters

Wire diameter
The nominal value	Maximum deviation in precision manufacturing
high	normal
0,020 0,022 0,025 0,028 0,030	-0,004	-0,005
0,032 0,036 0,040 0,045 0,050 0,056 0,060 0,070 0,080 0,090	-0,008	-0,010
0,10 0,11 0,12 0,14 0,15 0,16 0,18 0,20 0,22 0,25 0,28 0,30	-0,013	-0,020
0,32 0,36 0,40	-0,020	-0,040
0,45 0,50 0,56 0,60	-0,020	-0,040
0,63 0,70 0,80 0,90	-0,030	-0,045
Of 1.00 1,10 1,20 1,50 1,60	-0,035	Of -0.055
1,80 Of 2.00 2,20 2,50 2,80 Of 3.00	-0,035	Of -0.055
3,20 3,60 Of 4.00 4,50 5,00 6,00	-0,040	-0,070
Notes 1 Wire from the alloys of PDSR 80−20, PDSR 70−30, 60−40 PDSR is made with a diameter of 0.03 mm or more; from the alloys of PDI 82−18, Pdsrk 60−35 — with a diameter of 0.04 mm and more. 2 By agreement with consumer it is permitted to produce wire of other diameters and/or other extreme deviations.

5.1.3 out-of-Roundness of the wire must not exceed half of the maximum deviations in diameter.

5.1.4 Estimated weight of 1 m of wire of palladium and alloys on its basis are given in Appendix A.

5.1.5 the Wire should be made from palladium and alloys with the chemical composition according to GOST 13462, GOST 30649.

Note — By agreement with consumer it is allowed manufacture of wire of palladium and alloys on its basis other brands.

5.1.6 Wire produced:

diameter of less than 0.10 mm — hard (unannealed);

with a diameter of 0.10 mm or more — soft (annealed) and hard (unannealed).

5.1.7 the surface of the wire should not be captured, cracks, cavities and delaminations.

Allowed color of a tint, local darkening of the wire, as well as surface damage, do not strip wire at reference sweep for tolerances for diameter.

5.1.8 Wire diameter of 0.3 mm or less is wound on a metal or plastic coil with a diameter of 20 mm, a wire diameter of 0.3 mm to 0.5 mm inclusive, the coil or coils, the wire diameter more than 0.5 mm — in coils only. Internal diameter of coil shall be not less than 60 mm.

Wire with a diameter of 4 mm and allowed to produce segments with a length from 200 to 1000 mm.

5.1.9 the Wire should be wound on a reel or folded in Hanks that provides free winding rows without sharp bends. The distance between the upper row of the wire and the edge of the cheeks of the coil should be at least 3 mm.

5.1.10 Each coil (a coil) should consist of one piece of wire with no splices, knots. The ends of the wire on the coil (reel) must be firmly attached.

Each coil of wire with a diameter of 2 mm needs to be fixed ends of the wire of this coil.

5.1.11 the Ground wire on the coil (on the roll) shall be those specified in table 2.


Table 2

Wire diameter, mm	Weight of wire on coil (on a reel), g, not less
nominal	reduced
From 0,020 to 0,03 incl.	0,7	0,3
SV. 0.03 to 0.05 incl.	1,8	1,0
SV. 0.05 to 0.10 incl.	5,5	2,0
SV. 0.10 to 0.20 incl.	16,0	5,0
SV. 0.20 to 0.40 incl.	27,0	10,0
SV. 0.40 to 1.00 incl.	55,0	25,0
SV. 1.00 to 2.00 incl.	150,0	75,0
SV. Of 2.00	300,0	150,0
Notes 1 Number of coils (coils) low mass should not exceed 15% of the batch weight. 2 By agreement with consumer it is permitted deviation of the mass of wire on spool (coiled) from the values listed in the table.

5.1.12 Electrical resistance and physical properties of the wire made of palladium and alloys on its basis are given in appendices B and C.

5.1.13 Properties of jewellery alloys based on palladium is given in GOST 30649.

5.2 Labeling, packaging

5.2.1 On the sides of each coil should be marked with a number and the mass of the coil (in hundredths of a gram).

5.2.2 To each coil (coils) of wire attached tag which must be specified:

— trademark of the manufacturer;

— designation of wire;

— the batch number.

5.2.3 wire Spool, Packed into plastic or cardboard boxes, and rolls of barbed wire, wrapped in paper according to GOST 8273, must be Packed in solid wooden boxes.

The free space in the box filled with soft packing material to protect the wire from mechanical damage.

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

5.2.4 the Boxes are sealed, or seal the wax seals. The seal (stamp) needs to have a clear impression of the manufacturer.

Transport marking under GOST 14192.

5.2.5 gross weight of the box should be no more than 10 kg.

5.2.6 Each batch of wire is accompanied by certificates of quality, comprising:

is the trademark or name and trademark of manufacturer;

— designation of wire;

— the batch number;

— chemical composition;

the number of coils (coils) in the party.;

— a lot of wire in the party, g;

— the month and year of manufacture;

stamp of technical control.

The certificate of quality is Packed in the last box, on which is marked: «Driving here."

6 acceptance Rules

6.1 Wire take parties. The party should consist of wire of one brand of metal (alloy), same diameter, one state and one precision manufacturing. The weight of the batch is not limited.

6.2 Checking of surface condition, measure the diameter and mass of the wire is subjected to each coil (a coil), verification of the gross mass of each box.

6.3 To determine the chemical composition, the consumer selects one coil (a coil) of the party, manufacturer — a sample from each heat.

6.4 Upon receipt of unsatisfactory results according to the chemical composition it is carried out re-testing at twice the sample taken from the coils (skeins) of the same party.

The results of repeated tests apply to the entire party.

6.5 quality Control the labeling and packaging is subjected to each coil (a coil), box.

7 control Methods

7.1 wire Diameter is measured in two locations at a minimum distance of 100 mm from each other in two mutually perpendicular directions in each measured cross-section lever-type micrometer according to GOST 4381 spring or measuring head according to GOST 28798 with the rack according to GOST 10197.

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

7.2 the surface of the wire and winding quality check by visual inspection without the use of magnifying devices. The surface of the wire 0.1 mm in diameter and at least check with an increase of 7.

7.3 Chemical composition determines:

— palladium — GOST 12225;

alloys based on palladium — 12550.1 GOST, GOST 12550.2, 12558.1 GOST, GOST 12558.2, 12560.1 GOST, GOST GOST 12560.2 12561.1, 12561.2 GOST, GOST 22864 or other methods, certified in the prescribed manner and providing the requirements of this standard.

7.4 the Mass of the wire is determined on laboratory weights according to GOST 24104. The gross weight of the boxes define the scales according to GOST 29329.

7.5 Marking and packaging checks visual inspection.

8 Transportation and storage

8.1 During transportation and storage of wire shall be protected from mechanical impacts, moisture and aggressive media.

Storage conditions — 1 (L) according GOST 15150.

8.2 Transport, storage and recording of wire is carried out in accordance with the rules of storage, transportation and accounting of precious metals.

9 manufacturer’s Warranty

9.1 the Manufacturer guarantees the conformity of the wire of palladium and alloys on its basis the requirements of this standard, under the conditions of transportation and storage prescribed by this standard.

A storage warranty period — 20 years from the date of manufacture. The date of manufacture should be the date of issue of the certificate about quality.

Annex a (informative). Estimated weight of 1 m of wire of palladium and alloys on its basis

Appendix A
(reference)

Table A. 1

Dia- meter Pro .- Ki, mm	Square poperek- tion cross section, mm	Estimated weight of 1 m of wire, g
PD 99,9; PD 99,8	PDI 90−10	PDI 82−18	PDSR 80−20	PDSR 70−30	PDSR 60−40	Pdsrk 60−35	Pdsrm 60−36
0,020	0,000314	0,00382	0,00400	-	-	-	-	-	0,00356
0,022	0,000380	0,00462	0,00484	-	-	-	-	-	0,00431
0,025	0,000491	0,00597	0,00625	-	-	-	-	-	0,00557
0,028	0,000615	0,00748	0,00784	-	-	-	-	-	0,00699
0,030	0,000707	0,00859	0,00900	-	0,00833	0,00820	0,00808	-	0,00802
0,032	0,000804	0,00977	0,01024	-	0,00948	0,00933	0,00920	-	0,00912
0,036	0,001017	0,01237	0,01297	-	0,01199	0,01181	0,01164	-	0,01155
0,040	0,001256	0,01527	0,01601	0,01664	0,01481	0,01458	0,01437	0,01422	0,01426
0,045	0,001590	0,01933	0,02026	0,02106	0,01874	0,01846	0,01819	0,01799	0,01804
0,050	0,001963	0,02386	0,02501	0,02600	0,02314	0,02278	0,02245	0,02222	0,02227
0,056	0,002462	0,02994	0,03138	0,03262	0,02902	0,02858	0,02816	0,02787	0,02794
0,060	0,002826	0,03436	0,03602	0,03744	0,03332	0,03281	0,03233	0,03199	0,03208
0,070	0,003847	0,04677	0,04902	0,05097	0,04535	0,04466	0,04400	0,04354	0,04366
0,080	0,005024	0,06109	0,06403	0,06657	0,05923	0,05833	0,05747	0,05687	0,05702
0,090	0,006359	0,07732	0,08104	0,08425	0,07497	0,07382	0,07274	0,07198	0,07217
0,10	0,00785	0,0955	0,1000	0,1040	0,0926	0,0911	0,0898	0,0889	0,0891
0,11	0,00950	0,1155	0,1211	0,1259	0,1120	0,1103	0,1087	0,1075	0,1078
0,12	0,01130	0,1375	0,1441	0,1498	0,1333	0,1312	0,1293	0,1280	0,1283
0,14	0,01539	0,1871	0,1961	0,2039	0,1814	0,1786	0,1760	0,1742	0,1746
0,15	0,01766	0,2148	0,2251	0,2340	0,2082	0,2051	0,2021	0,1999	0,2005
0,16	0,02010	0,2444	0,2561	0,2663	0,2369	0,2333	0,2299	0,2275	0,2281
0,18	0,02543	0,3093	0,3242	0,3370	0,2999	0,2953	0,2910	0,2879	0,2887
0,20	0,03140	0,3818	0,4002	0,4161	0,3702	0,3646	0,3592	0,3554	0,3564
0,22	0,03799	0,4620	0,4842	0,5034	0,4479	0,4411	0,4347	0,4301	0,4312
0,25	0,04906	0,5966	0,6253	0,6501	0,5784	0,5696	0,5613	0,5554	0,5569
0,28	0,06154	0,7484	0,7844	0,8155	0,7256	0,7145	0,7041	0,6967	0,6985
0,30	0,07065	0,8591	0,9004	0,9361	0,8330	0,8202	0,8082	0,7998	0,8019
0,32	0,08038	0,9775	1,0245	1,0651	0,9477	0,9333	0,9196	0,9099	0,9124
0,36	0,10174	1,2371	1,2966	1,3480	1,1995	1,1812	1,1639	1,1517	1,1547
0,40	0,12560	1,5273	1,6008	1,6642	1,4808	1,4582	1,4369	1,4218	1,4256
0,45	0,1590	1,933	2,026	2,106	1,874	1,846	1,819	1,799	1,804
0,50	0,1963	2,386	2,501	2,600	2,314	2,278	2,245	2,222	2,227
0,56	0,2462	2,994	3,138	3,262	2,902	2,858	2,816	2,787	2,794
0,60	0,2826	3,436	3,602	3,744	3,332	3,281	3,233	3,199	3,208
0,70	0,3847	4,677	4,902	5,097	4,535	4,466	4,400	4,354	4,366
0,80	0,5024	6,109	6,403	6,657	5,923	5,833	5,747	5,687	5,702
0,90	0,6359	7,732	8,104	8,425	7,497	7,382	7,274	7,198	7,217
Of 1.00	AZN 0.7850	9,546	10,005	10,401	9,255	9,114	8,980	8,886	8,910
1,10	0,9499	11,550	12,106	12,586	11,199	11,028	10,866	10,752	10,781
1,20	Seen at 1.1304	13,746	14,407	14,978	13,327	13,124	12,932	Twelve thousand seven hundred ninety six	12,830
1,50	1,7663	21,478	22,511	23,403	20,824	20,506	20,206	19,994	20,047
1,60	2,0096	24,437	25,612	26,627	23,693	23,331	22,990	22,749	22,809
1,80	2,5434	30,928	32,416	33,700	29,987	29,529	29,096	28,791	28,868
Of 2.00	3,1400	38,182	40,019	41,605	37,021	36,455	35,922	35,545	35,639
2,20	3,7994	46,20	48,42	50,34	44,79	44,11	Of 43.47	43,01	43,12
2,50	4,9063	59,66	62,53	65,01	57,84	56,96	56,13	55,54	55,69
2,80	6,1544	74,84	78,44	81,55	72,56	71,45	70,41	69,67	69.85 mm
Of 3.00	7,0650	85,91	90,04	93,61	83,30	Of 82.02	80,82	79,98	80,19
Of 4.00	12,5600	152,73	Of 160.08	166,42	148,08	145,82	143,69	142,18	142,56
5,00	19,6250	238,64	250,12	260,03	231,38	227,85	224,51	222,16	222,74
6,00	28,2600	343,64	360,17	374,45	333,19	328,10	323,29	319,90	320,75

Annex B (reference). Electric resistance wire made of palladium and alloys on its basis

Appendix B
(reference)

Table B. 1

Dia- meter Pro .- Ki, mm	Square poperek- tion cross section, mm	Electrical resistance of 1 m of wire, Ohm
PD 99,9; PD 99,8	PDI 90−10	PDI 82−18	PDSR 80−20	PDSR 70−30	PDSR 60−40, PDSR 60−36	Pdsrk 60−35
0,10	0,00785	14,013	31,85	44,59	Of 39.49	50,96	53,50	47,13
0,11	0,0095	11,581	26,32	Of 36.85	32,64	42,11	44,22	To 38.95
0,12	0,0113	9,731	Of 22.12	30,96	27,42	35,39	The 37.15	Of 32.73
0,14	0,0154	7,149	16,25	Of 22.75	20,15	26,00	Of 27.30	Of 24.05
0,15	0,0177	6,228	14,15	Of 19.82	17,55	22,65	23,78	20,95
0,16	0,0201	5,474	Of 12.44	17,42	In 15.43	19,90	20,90	Of 18.41
0,18	Or 0.0254	4,325	9,83	13,76	To 12.19	15,73	Of 16.51	14,55
0,20	0,0314	3,503	7,96	11,15	9,87	12,74	13,38	11,78
0,22	0,0380	2,895	Of 6.58	9,21	8,16	Of 10.53	11,05	Of 9.74
0,25	0,0491	2,242	5,10	7,13	6,32	8,15	Of 8.56	7,54
0,28	0,0615	1,787	4,06	5,69	5,04	6,50	6,82	6,01
0,30	0,0707	1,557	3,54	4,95	4,39	Of 5.66	5,94	5,24
0,32	0,0804	1,368	3,11	4,35	3,86	4,98	5,22	4,60
0,36	0,1017	1,081	2,46	3,44	3,05	3,93	4,13	3,64
0,40	0,1256	0,8758	1,99	2,79	2,47	3,18	3,34	2,95
0,45	0,1590	0,692	1,573	2,202	1,950	2,516	2,642	2,328
0,50	0,1963	0,561	1,274	1,783	1,580	2,038	2,140	1,885
0,56	0,2462	0,447	1,016	1,422	1,259	1,625	1,706	1,503
0,60	0,2826	0,389	0,885	1,238	1,097	1,415	1,486	1,309
0,70	0,3847	0,286	0,650	0,910	AZN 0.806	1,040	1,092	0,962
0,80	0,5024	Of 0.219	0,498	0,697	0,617	0,796	0,836	0,736
0,90	0,6359	0,173	0,393	0,550	To 0.488	0,629	0,661	0,582
Of 1.00	AZN 0.7850	0,140	0,318	0,446	0,395	0,510	0,535	0,471
1,10	0,9499	0,116	Of 0.263	0,368	0,326	0,421	0,442	0,390
1,20	Seen at 1.1304	0,097	0,221	0,310	0,274	0,354	0,372	0,327
1,50	1,7663	0,062	0,142	0,198	0,176	0,226	0,238	0,209
1,60	2,0096	0,055	0,124	0,174	0,154	0,199	0,209	0,184
1,80	2,5434	0,043	0,098	0,138	0,122	0.157 inch	0,165	0,145
Of 2.00	3,1400	0,035	0,080	0,111	0,099	To 0.127	0,134	0,118
2,20	3,7994	0,029	0,066	0,092	0,082	0,105	0,111	0,097
2,50	4,9063	0,022	0,051	0,071	0,063	0,082	0,086	0,075
2,80	6,1544	0,018	0,041	0,057	0,050	0,065	0,068	0,060
Of 3.00	7,0650	0,016	0,035	0,050	0,044	0,057	0,059	0,052
Of 4.00	12,5600	0,0088	0,0199	0,0279	0,0247	0,0318	0,0334	0,0295
5,00	19,6250	0,0056	0,0127	0,0178	0,0158	0,0204	To 0, 0214	0,0189
6,00	28,2600	0,0039	0,0088	0,0124	0,0110	0,0142	0,0149	0,0131
Note — determine the Electrical resistance of the wire in soft (annealed) state.

Annex b (informative). The physical properties of the wire made of palladium and alloys on its basis

The App
(reference)

Table B. 1

Brand palladium (alloy based on it)	Rupture strength of wire , MPa (kgs/mm)		Specific electrical resistance of Ohm·mm/m	Temperature coefficient of electrical resistance (TCAS) ·10
soft	solid
PD 99,9; PD 99,8	120−200 (12−20)	250−490 (25−50)	0,11	3.7 V
PDI 90−10	290−390 (30−40)	780−980 (80−100)	0,25	1,3
PDI 82−18	490−640 (50−65)	830−1270 (85−130)	0,35	0,7
PDSR 80−20	340−440 (35−45)	590−880 (60−90)	0,31	0,7
PDSR 70−30	340−440 (35−45)	690−980 (70−100)	0,40	0,3
PDSR 60−40	340−440 (35−45)	740−980 (75−100)	0,42	0,03
Pdsrk 60−35	590−690 (60−70)	1080−1270 (110−130)	0,37	1,0
Pdsrm 60−36	490−590 (50−60)	780−1080 (80−110)	0,42	0,07
Notes 1 electrical resistivity and TCAS (average value) is determined on the wire in soft (annealed) state. 2 rupture strength and electrical resistivity determine the wire diameter from 0,20 to 0,50 mm.