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
CLASS COMMERCIAL QUALITY (A1) BLACK & GALVANIZED STEEL PIPE
CHEMICAL COMPOSITION
MECHANICAL PROPERTIES
C
Mn
P
S
TENSILE STRENGTH
YIELD STRENGTH
ELONGATION
HYDROSTATIC TEST (BAR)
PIPE THREADS
MAX%
MAX%
MAX%
MAX%
kk
kk
%
c
kk
-
-
-
-
320 N/mm
-
20
50
55
Nominal size (DN)
Outside Diameter
Wall Thickness
Calculated Weight
ThreadsPer 25.4 mm.
Number of piece per Bundle
Max
Min
Plain Ends
Threads & Coupling
in.
in.
mm.
in.
mm.
mm.
Ib./ft.
kg./ft.
kg./m.
Ib./ft.
kg./ft.
kg./m.
1/2 (15)
0.841
21.4
0.803
20.2
1.9
0.606
0.276
0.904
0.612
0.278
0.913
14
169
3/4 (20)
1.059
26.9
1.023
26.0
2.0
0.831
0.378
1.24
0.838
0.381
1.25
14
127
1 (25)
1.328
33.8
1.260
32.0
2.3
1.214
0.552
1.81
1.227
0.558
1.83
11
91
1 1/4 (32)
1.670
42.5
1.606
40.8
2.3
1.609
0.732
2.40
1.629
0.741
2.43
11
61
1 1/2 (40)
1.903
48.4
1.850
47.0
2.5
1.918
0.872
2.86
1.945
0.884
2.9
11
44
2 (50)
2.370
60.2
2.322
59.0
2.5
2.461
1.119
3.67
2.508
1.140
3.74
11
37
2 1/2 (65)
2.991
76.0
2.913
74.0
2.8
3.373
1.533
5.03
3.453
1.570
5.15
11
24
3 (80)
3.491
88.7
3.432
87.2
2.9
4.164
1.893
6.21
4.278
1.945
6.38
11
19
4 (100)
4.481
113.9
4.448
113.0
3.2
5.834
2.652
8.70
6.042
2.746
9.01
11
14
5 (125)
5.534
140.6
5.424
137.8
4.0
8.154
3.71
12.16
8.483
3.856
12.65
11
7
6 (150)
6.539
166.1
6.416
163.0
4.0
9.676
4.398
14.43
10.058
4.572
15.00
11
7
DIMENSION TOLERANCE
WALL THICKNESS :
15%
LENGTH : + 50 mm., -0 mm.
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