GOST 8969-75
GOST 8969−75 pipe steel connections with cylindrical thread for pipelines P=1,6 MPa. Sleeves. Basic dimensions
GOST 8969−75
Group В62
INTERSTATE STANDARD
Pipe STEEL connections WITH CYLINDRICAL THREAD FOR PIPELINES P=1,6 MPa. SLEEVES
Basic dimensions
Pipe steel connections with cylindrical thread for pipelines P=1,6 MPa. Adapter couplings. Basic dimensions
ISS 23.040.40
Date of introduction 1977−01−01
The decision of the State standards Committee of the Council of Ministers of the USSR from
The expiration time limit is removed by the Resolution of Gosstandart of the USSR from
REPLACE GOST 8969−59
REPRINTING. September 2010
1. This standard applies to steel couplings with zinc coated and uncoated with cylindrical thread serving for the connection of water and gas pipes with application of sealant in heating, plumbing, and gas lines and other systems operating in conditions of aggressive environments (water, saturated steam, combustible gas, etc.) carried out at a temperature environment not higher than 175 °C and pressure P=1.6 MPa.
2. The principal dimensions of sleeves shall be as specified in the drawing and in the table.
Drawing. The principal dimensions of the sleeves
Conditional pass , mm |
Thread |
Weight without coating, kg | ||||
nomin. |
pred. off. | |||||
mm | ||||||
8 |
pipe |
7,0 |
38 |
+5 |
80 |
0,04 |
10 |
pipe |
8,0 |
42 |
90 |
0,062 | |
15 |
pipe |
9,0 |
40 |
110 |
0,094 | |
20 |
pipe |
10,5 |
45 |
110 |
0,134 | |
25 |
pipe |
11,0 |
50 |
130 |
0,243 | |
32 |
pipe |
13,0 |
55 |
130 |
0,336 | |
40 |
pipe |
15,0 |
60 |
150 |
0,463 | |
50 |
pipe |
17,0 |
65 |
150 |
It was 0.608 | |
(65) |
pipe |
19,5 |
75 |
170 |
1,027 | |
(80) |
pipe |
22,0 |
85 |
180 |
1,229 |
Notes:
1. The couplings with specified in brackets, are made at the request of the consumer.
2. At the request of the consumer thread length can be reduced.
Examples of symbols
Eviction no coverage =40 mm:
The sleeves 40 GOST 8969−75
The same zinc-coating:
Eviction 40-C GOST 8969−75
3. Sleeves made in accordance with the requirements of GOST 8965−75 of pipes according to GOST 3262−75 and GOST 10704−91.
4. Thread end according to GOST 10549−80.
The electronic text of the document
prepared by JSC «Code» and checked by:
the official publication of the
Pipes of metal and connecting
parts to them. Part 4. Pipe black
metals and alloys cast and connective
parts to them. The basic dimensions. Methods
technological tests of tubes:
SB. Standards. — M.: STANDARTINFORM, 2010