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ICS 83.140.99 ISBN 978-974-292-857-5
THAI INDUSTRIAL STANDARD
. 237 2552
RUBBER RING FOR WATER PIPE
. 237 2552
6 10400
0 2202 3300
127 71 7 2553
201
(2)
.
. ..
(3)
. 237-2520 94 122 6 2520
ISO 4633 : 2002 Rubber seals - Joint rings for water supply, drainage and seweragepipelines - Specification for materials
ISO 37 : 2005 Rubber, vulcanized or thermoplastic - Determination of tensile stress-strainproperties
ISO 188 : 2007 Rubber, vulcanized or thermoplastic - Accelerated ageing and heat resistance tests
ISO 815-1 : 2008 Rubber, vulcanized or thermoplastic - Determination of compression set -Part 1: At ambient or elevated temperatures
ISO 1431-1 : 2004 Rubber, vulcanized or thermoplastic - Resistance to ozone cracking -Part 1 : Static and dynamic strain testing
ISO 1817 : 2005 Rubber, vulcanized - Determination of the effect of liquidsISO 3302-1 : 2008 Rubber - Tolerances for products - Part 1 : Dimensional tolerancesISO 3384 : 2005 Rubber, vulcanized or thermoplastic - Determination of stress relaxation in
compression at ambient and at elevated temperaturesISO 7619-1 : 2004 Rubber, vulcanized or thermoplastic - Determination of indentation hardness
- Part 1 : Durometer method (Shore hardness)ISO 9691 : 1992 Rubber - Recommendations for the workmanship of pipe joint rings -
Description and classification of imperfectionsISO 23529 : 2004 Rubber - General procedures for preparing and conditioning test pieces for
physical test methodsStandard Methods for the Examination of Water and Wastewater, 21st ed., American Public HealthAssociation, Inc., New York, N.Y., U.S.A. 2005
15 ..2511
(5)
4174 (..2553)
..2511
. 237-2520
15 ..2511 297 (..2520) ..2511 14 2520 . 237-2552
180
2 .. 2553
-1-
. 237-2552
1.
1.1 (1) 50 (2) 45
95
2.
2.1 ""
(scrap) (moulding, M) (extrusion, E)
3.
3.1 3 3.1.1 1 3.1.2 2 3.1.3 3
3.2 6 1
4.
4.1 ISO 3302-1 M3 E3 9.1
-2-
. 237-2552
5.
5.1
5.2 1
1 ( 3.2 5.2)
40 50 60 70 80 90
1
(preferred nominal hardness)
Shore A 40 50 60 70 80 90
2
(range of nominal hardness)
Shore A 36
45
46
55
56
65
66
75
76
85
86
953
(permissible tolerance on specified
nominal hardness)
Shore A
4
(
)
Shore A
9.2
5
5
-3-
. 237-2552
1 ()
0-2
0-2
40 50 60 70 80 90
5 MPa6 % 400 375 300 200 125 1007 % 9.4
- (232) C
(72 ) h
- (701) C
(24 ) h
8 (
)
- Shore A
- % - %
9 % 13 14 15 16 17 18 9.6
11 - 9.8
12
(
3) - 1 - 3
9.9
10-5 +50
%
-5 +8
-20-30 +10 -40 +10
9.7
9.5
9.39
10
% -1 +8
12 15
20
-4-
. 237-2552
5.3 ( 1)5.3.1 5.3.2 2
2 ( 5.3.2)
/
5.3.3 70 9.10
6.
6.1
1 0.05
2 1.00
3 0.01
4 0.05
5 0.05
6 0.001
7 0.01
8 0.001
-5-
. 237-2552
7.
7.1 (1) (2) () Shore A(3) ( 12
)(4) ( 12 )(5)
7.2 (1) (2) (3) () Shore A(4) (5) (6) (7)
8.
8.1 .
-6-
. 237-2552
9.
9.1 3
9.2 ISO 7619-1 Durometer Type A (23 2)
9.3 ISO 37 Type 2 (23 2)
9.4 ISO 815-1 Type B (23 2) (72 ) (70 1) (24 )
9.5 9.2 Type 2 9.3 ISO 188 (70 1) (168 2) 9.2 9.3
9.6 ISO 3384 method A (23 2) (168 2) 25
9.7 ISO 1817 (70 1) (168 )
9.8 ISO 1431-1 procedure A (1) (40 2) (2) (72 ) (3) (50 5) 100 (4) (20 2) 40 50 60
70 (15 2) 80 (10 1) 90
7 (4)
0-2
0-2
0-2
0-2
-7-
. 237-2552
9.9 ( 3) ISO 1817 1 3 (70 1) (72 )
9.10 ( 1)9.10.1
9.10.1.1 150 Standard Methods
for the Examination of Water and Wastewater, 21st ed., American Public Health Association, Inc., New York, N.Y., U.S.A. 2005
9.10.1.2 9.10.1.1 10 1 48
9.10.1.3 9.10.1.2 2 3
9.10.2 3 9.10.1.3 Standard Methods for the Examinationof Water and Wastewatter, 21st ed., American Public Health Assodiation, Inc., New York, N.Y.,U.S.A. 2005 3112 B 5530 C
9.10.3 3 9.10.1.3 Standard Methods for the Examination ofWater and Wastewater, 21st ed., American Public Health Association, Inc., New York, N.Y., U.S.A.2005 2540 C
0-2
-8-
. 237-2552
.
( 8.1)
.1
.2
.2.1
.2.1.1 .1
.1
( .2.1.1)
.2.1.2 5
.2.1.3 4. 5.1 7.1 .1 6. 7.2
.2.2 .2.2.1 3 .2.2.2 5.3
800 75 4
801 3 200 150 8
3201 8 000 225 11
8 001 300 14
-9-
. 237-2552
.2.3 .2.3.1
(2.0 0.2) 5 6 8
() 10 11 12
(6.5 0.5) 1 8
(6.3 0.3) 7 9 (13 0.5)
.2.3.2 () 4.2.3.3 5.2
.3 .2.1.3 .2.2.2 .2.3.3
Recommended