GOST 16135-70

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  ГОСТ 16135-70

GOST 16135−70 steel Wire for electronic computers. Technical specifications (with Changes N 1, 2, 3, 4, 5)

GOST 16135−70
Group V72

INTERSTATE STD

STEEL WIRE FOR VEHICLES
COMPUTING
Specifications
Steel wire for electronic computers.
Specifications

ISS 77.140.65
OKP 12 2100

Date of introduction 1971−07−01

INFORMATION DATA

1. DEVELOPED AND INTRODUCED by the Ministry of instrumentation, automation and control systems, USSR

2. APPROVED AND put INTO EFFECT by Decision of the Committee of standards, measures and measuring devices under Council of Ministers of the USSR from 01.07.70 N 1005

3. INTRODUCED FOR THE FIRST TIME

4. REFERENCE NORMATIVE AND TECHNICAL DOCUMENTS

_____________
* Probably a mistake of the original. Should read OST 38.01436−87 — see section 4.2. — Note the CODE.

5. Limitation of actions taken by Protocol No. 3−93 Interstate Council for standardization, Metrology and certification (ICS 5−6-93)

6. EDITION Changes N 1, 2, 3, 4, 5, approved in February 1979, February 1983, December 1983, February 1988, March 1990 (IUS 3−79, 5−83, 3−84, 5−88, 6−90)

This standard applies to cold drawn carbon steel wire for the manufacture of springs computers.

1. TYPES AND BASIC DIMENSIONS

1.1. Wire produced:

for precision manufacturing:

normal accuracy;

high accuracy — P;

depending on the characteristics of flexibility and run the temporary tear resistance in Hank:

first — class 1;

second class — 2.

(Changed edition, Rev. N 4, 5).

1.2. The diameter of the wire and limit deviation shall be as specified in table.1.

Table 1

mm

1.3. Ovality of wire cross section should not exceed half the tolerances on the diameter.

Examples of symbols

Wire manufacturing high precision, 1-St class, with a diameter of 0.20 mm:

Wire 0,20-P-1 GOST 16135−70.

Same, the normal precision manufacturing, 2nd class, with a diameter of 0.20 mm:

Wire 0,20−2 GOST 16135−70.

1.2, 1.3. (Changed edition, Rev. N 4).

2. TECHNICAL REQUIREMENTS

2.1. Wire shall be manufactured in accordance with the requirements of this standard for technological regulations approved in the prescribed manner.

Wire shall be manufactured of steel grade according to GOST U9a 1435 or brand KT-2, the chemical composition of which must conform to the standards specified in table.2 GOST 9389.

(Changed edition, Rev. N 3).

2.2. Mechanical properties the wire shall conform to the standards specified in table.2.

Table 2

Notes:

1. Wire of diameter of less than 0.8 mm shall withstand the rupture with the node, while breaking strength must be at least 50% of the breaking strength of the same wire, when tested without its host.

2. The difference of the values of time of tear resistance on a reel should not be more than 100 N/mm(10 kgf/mm) wire 1st grade and 150 N/mm(15 kgf/mm) — 2nd class.

2.3. On the surface of wire should be free of cracks, shells, sunsets and rust. Allowed traces of drawing in the form of scratches or surface marks, the depth of which shall not exceed half the tolerance on the diameter, as well as traces of copper plating.

2.4. The complete decarburization of the wire is not allowed. Depth of partial decarburization shall not exceed 1% of the nominal wire diameter.

2.5. The wire should not crack and break when a spiral winding on a cylindrical core with a diameter equal to the diameter of the wire. The number of turns of the spiral should be eight.

2.6. The wire should not delaminate during twisting.

Under bundle refers to a crack running along a helix of the sample surface.

The main kink should be flat and perpendicular to the axis of the wire.

2.2−2.6. (Changed edition, Rev. N 4).

2.7. Wire shall be manufactured in rolls, consisting of one segment. During the liberation from the bindings of a coil wire not be withdrawn in «eight».

(Changed edition, Rev. N 3).

2.8. The mass of a coil shall be as defined in table.3.

Table 3

Allowed bags weighing 50% less than that specified in table.3 not more than 10% of the total weight of coils of wire in the party.

(Changed edition, Rev. N 4).

2.9.(Deleted, Rev. N 3).

2A. ACCEPTANCE RULES

2A.1. Wire take parties. The party should consist of wire of the same steel grade, same diameter, same accuracy, same class, and should be issued a document about quality that contains:

trademark or the name and trademark of manufacturer;

symbol wire;

chemical analysis of steel;

the results of the tests;

the number of skeins or bays of the wire;

the batch number of the wire;

the weight of the party.

(Changed edition, Rev. N 4).

2A.2. Check the appearance and subjected to a diameter of each coil of wire.

2A.3. To check the mechanical properties of the wire selected 10% of the coils, but not less than five skeins to check decarburization 2% skeins, but not less than three skeins.

2A.4. If unsatisfactory test results of at least one of the indicators it is carried out re-tests on twice the number of coils, taken from those not being tested. The results of repeated tests apply to the entire party.

2A.2−2A.4. (Added, Rev. N 3).

3. TEST METHODS

3.1. Inspection of produce without the use of magnifying devices. Allowed the use of a magnifying glass 5.

(Changed edition, Rev. N 3).

3.2. Diameter and ovality of wire is measured in two mutually perpendicular directions of the same cross-section in at least two locations of each coil MIC the graveyard and GOST 6507 4381.

(Changed edition, Rev. N 4).

3.3. For each type of test must be selected two samples from both ends of each selected roll.

3.4. Test wire tensile is carried out according to GOST 10446.

3.3, 3.4. (Changed edition, Rev. N 3).

3.5. Test wire torsion is carried out according to GOST 1545. Test proslaivaet when twisting is carried out before the complete destruction of the sample at the request of the consumer. Examination of fractures is carried out with the naked eye. For wire diameter less than 0.8 mm allowed the use of a magnifying glass 5.

(Changed edition, Rev. N 3, 4).

3.6. Test wire for the winding is carried out according to GOST 10447.

3.7. Depth bezoperatsionnogo layer is determined according to GOST 1763.

3.6, 3.7. (Changed edition, Rev. N 3).

4. PACKING, MARKING, TRANSPORTATION AND STORAGE

4.1. Each coil of wire shall be tied with soft wire according to GOST 3282 or other wire according to normative-technical documentation in at least three areas of the rolls, evenly spaced around the circumference. Coils of wire with a diameter of 0.60 mm or less, must be tied up by the end of the wound wire or twine according to GOST 17308, or twine according to normative-technical documentation. The ends of the rolls should be neatly arranged and easy to find.

Coils of wire of the same accuracy and the same diameter, one steel grade and one class can be related in a Bay that should be tied with soft wire according to GOST 3282 or other wire according to normative-technical documentation.

4.2. The wire should be covered with preservation oil (lubricants) type NG-or NG 203A-203B for OST 38.01436 or K-17 GOST 10877.

4.1, 4.2. (Changed edition, Rev. N 4).

4.3. Each coil (coil) of wire should be wrapped in a layer of paper, then a layer of a polymeric film or nonwoven materials, or woven fabrics of the chemical fibers and bound with wire according to GOST 3282, or another wire.

When mechanized packaging a coil of wire should be wrapped in a layer of paper 10396 churchyard or paper brand CMS-170, or other creped paper, equal in protective properties, or a polymer film with simultaneous locking packaging wire according to GOST 3282, or another wire.

The quality of packaging materials used:

the waxed paper according to GOST 9569 (allowed the use of two-layer paper 8828 churchyard or other securities that provide protection against corrosion);

the polymeric film according to GOST 10354, GOST 16272, or other polymer film;

container holstoproshivny or laminated fabric, stitched ribbon from textile industry waste or woven fabrics of chemical fibers according to normative-technical documentation.

Wire no packing is placed in metal drums according to GOST 13950 or other regulatory-technical documentation.

By agreement with the consumer allowed the wire pack.

Wire that is sent to the far North and equated to them, are Packed in accordance with GOST 15846.

(Changed edition, Rev. N 2, 4).

4.4. The gross mass of the cargo must not exceed 80 kg when Packed in metal drums of 350 kg.

Consolidation packages in overpacks — GOST 24597, GOST 21650.

(Changed edition, Rev. N 4, 5).

4.5. Each ball or Bay shall be securely attached a label, which indicate:

trademark or the name and trademark of manufacturer;

symbol wire;

the batch number of the wire;

the number of skeins in the Bay.

(Changed edition, Rev. N 2, 3).

4.6. (Deleted, Rev. N 3).

4.7. Wire transporterowych by all kinds of transport in covered vehicles in accordance with cargo carriage regulations applicable to transport of this species.

Transportation of the wire rail is held carload or small shipments.

Stowage and securing of cargoes transported by rail, must comply with the technical conditions of loading and fastening of cargoes, approved by the Ministry of Railways of the USSR.

Allowed the transport of wire in universal containers according to GOST 15102,20435 GOST, GOST 22225.

The conditions of transport must comply with the storage conditions, 5 GOST 15150.

4.8. Storage of wire — under the terms of 3 to GOST 15150.

4.7, 4.8. (Changed edition, Rev. N 4).

4.9. Transport marking under GOST 14192.

(Added, Rev. N 3).