STANDARD ASTM A-53 SCHEDULE 40 BLACK & GALVANIZED STEEL PIP
STANDARD DIN 2440/2444 : BLACK & GALVANIZED STEEL PIPE
STANDARD BS 1387 : 1985 CLASS HEAVY BLACK & GALVANIZED STEEL PIPE
STANDARD BS 1387 : 1985 MEDIUM BLACK & GALVANIZED STEEL PIPE
STANDARD BS 1387 : 1985 CLASS LIGHT BLACK & GALVANIZED STEEL PIPE
CLASS COMMERCIAL QUALITY (A1) BLACK & GALVANIZED STEEL PIPE
STANDARD TIS 276.277-2532 BLACK & GALVANIZED STEEL PIPE
GALVANIZED STEEL PIPE : ท่อประปา
STANDARD TIS 276.277-2532 BLACK & GALVANIZED STEEL PIPE
STANDARD
CHEMICAL COMPOSITION
MECHANICAL PROPERTIES
C
Mn
P
S
TENSILE STRENGTH
YIELD STRENGTH
ELONGATION
HYDROSTATIC TEST (MPa)
PIPE THREADS
MAX%
MAX%
MAX%
MAX%
%
TIS TYPE2
-
-
-
-
320 N/mm
-
20%
5
55
TIS TYPE4
-
-
-
-
320 N/mm
-
20%
5
60
Nominal size (DN)
Designation of Thread
Outside Diameter
Thickness
Weight
Threads Per 25.4
Number of piece per Bundle
Max
Min
mm.
in.
mm.
mm.
mm.
kg./m.
mm.
TYPE 2
15
1/2
21.8
21.0
2.6
1.21
14
169
20
3/4
27.3
26.5
2.6
1.56
14
127
25
1
34.2
33.3
3.2
2.41
11
91
32
1 1/4
42.9
42.0
3.2
3.10
11
61
40
1 1/2
48.8
47.9
3.2
3.56
11
44
50
2
60.8
59.7
3.6
5.03
11
37
65
2 1/2
76.6
75.3
3.6
6.42
11
24
80
3
89.5
88.0
4.0
8.36
11
19
100
4
115
113.1
4.5
12.20
11
14
125
5
140.8
138.5
5.0
16.60
11
7
150
6
166.5
163.9
5.0
19.80
11
7
TYPE 4
65
2 1/2
73.7
72.3
5.2
8.60
8
24
80
3
89.8
88.0
5.5
11.30
8
19
100
4
115.4
113.2
6.0
16.10
8
14
125
5
142.7
139.2
6.6
21.80
8
7
150
6
170.0
166.6
7.1
28.30
8
7
มอก. 276-2532
277-2533
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