GOST 7667-80

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  ГОСТ 7667-80

GOST 7667−80 the double lay rope, type LC-3 construction 6x25 (1+6; 6+12)+7x7 (1+6). Assortment (with Amendments No. 1, 2)

GOST 7667−80

The Group Of 75

INTERSTATE STANDARD

The DOUBLE LAY ROPE, TYPE LC-3 CONSTRUCTION 6x25 (1+6; 6+12)+7x7 (1+6)
Assortment
Two lay rope type LC-3 construction 6x25 (1+6; 6+12)+7x7 (1+6)
Dimensions

ISS 77.140.65

OKP 12 5100, 12 5200

Date of introduction 1982−01−01

Resolution of the USSR State Committee for standards of 23 April 1980, N 1835 date of introduction is established 01.01.82
The expiration time limit is removed by the Resolution of Gosstandart from 22.11.91 N 1790
REPLACE GOST 7667−69
Edition (may 2011) with Amendments No. 1, 2 approved in November 1986, November 1991 (IUS 2−87, 2−92), the Amendment ICS 4−2005)

1. This standard applies to steel cables with double lay linear touch the wires in the strands type LK-3 with a metal core MS.

2. The ropes are classified by signs

for the purpose:

gruzolyudskie — GL,

freight — G;

mechanical characteristics marks; VK, V, 1;

by coating the surface of wire rope:

from wire without coating,

galvanized wire depending on the surface density of zinc: C, W, coolant;

direction of lay:

right

left — L;

the combination of the directions of lay of the rope elements:

Phillips,

unilateral — O;

by way of lay:

prosrochena — N,

unwinding;

for precision manufacturing:

normal

high — T;

according to the degree of balance:

ratowanie — R,

neritani.

Examples of symbols

Rope with a diameter of 9.5 mm, gruzopodemnogo destination from wire without coating, of the brand, right-hand cross-lay, prescripcialis, Neradovsky, high precision, marking the group 1770 N/mm(180 kgf/mm):

Rope 9,5-GL-V-N-T-1770 GOST 7667−80

Same, diameter 34.0 mm, cargo destination, marks I, galvanized by the group W, left unilateral lay, spun, ratowania, normal accuracy, marking groups 1370 N/mm(140 kgf/mm):

The rope 34-G-I-F-L-O-R-1370 GOST 7667−80

(Amendment).

3. The diameter of rope and basic parameters shall be as specified in the table.

Continued

Continued

Notes:

1. The ropes, breaking strength of which is given to the left of the bold line are made of wire without coating and galvanized. Ropes of galvanized wire groups W and coolant diameters and 44,0 47,5 mm marking group 1470 N/mm(150 kgf/mm), of 31.0 47.5 mm marking groups 1570 N/mm(160 kgf/mm), 31,0−41,0 mm marking group 1670 N/mm(170 kgf/mm), 20,5−34,0 mm marking group 1770 N/mm(180 kgf/mm), 11,5−15,5 mm marking group 1960 N/mm(200 kgf/mm) are made by agreement between manufacturer and consumer.

The ropes, breaking strength of which is given to the right of the bold line are made of wire without coating. Allowed in coordination with the consumer manufacturing of ropes, galvanized wire.

2. The diameters of the ropes over 10mm rounded to whole numbers or to 0.5 mm.


2, 3. (Changed edition, Rev. N 1, 2).

4. Technical requirements, acceptance rules, test methods, packaging, marking, transportation and storage GOST 3241−91.



The electronic text of the document
prepared by JSC «Code» and checked by:
the official publication of the
Steel ropes. Assortment: Sat.Standards. -
M.: STANDARTINFORM, 2011