166
INF-TN3FSC-E
(10) Steel pipe coated for city water STW (JIS G3443-1:2007)
80 89.1 4.2 4.5 –
–
100 114.3 4.5 4.9
–
–
125 139.8 4.5 5.1
–
–
150 165.2 5.0 5.5
–
–
200 216.3 5.8 6.4
–
–
250 267.4 6.6 6.4
–
–
300 318.5 6.9 6.4
–
–
350 355.6 –
–
6.0
–
400 406.4 –
–
6.0
–
450 457.2 –
–
6.0
–
500 508.0 –
–
6.0
–
600 609.6 –
–
6.0
–
700 711.2 –
–
7.0 6.0
800 812.8 –
–
8.0 7.0
900 914.4 –
–
8.0 7.0
1000 1016.0 –
–
9.0
8.0
1100 1117.6 –
–
10.0 8.0
1200 1219.2 –
–
11.0 9.0
1350 1371.6 –
–
12.0 10.0
1500 1524.0 –
–
14.0 11.0
1600 1625.6 –
–
15.0 12.0
1650 1676.4 –
–
15.0 12.0
1800 1828.8 –
–
16.0 13.0
1900 1930.4 –
–
17.0 14.0
2000 2032.0 –
–
18.0 15.0
2100 2133.6 –
–
19.0 16.0
2200 2235.2 –
–
20.0 16.0
2300 2336.8 –
–
21.0 17.0
2400 2438.4 –
–
22.0 18.0
2500 2540.0 –
–
23.0 18.0
2600 2641.6 –
–
24.0 19.0
2700 2743.2 –
–
25.0 20.0
2800 2844.8 –
–
26.0 21.0
2900 2946.4 –
–
27.0 21.0
3000 3048.0 –
–
29.0 22.0
Symbol for type
STW 400
Nominal
thickness
STW 290
STW 370
A B
Nominal
diameter
(A)
Outer
diameter
(mm)
Thickness
(mm)
Thickness
(mm)
Thickness
(mm)
Thickness
(mm)
(11) Centrifugal nodular graphite cast iron pipe for city water
(A type) (JWWA G-105 1971)
(12) Centrifugal nodular graphite cast iron pipe for city water
(K type) (JWWA G-105 1971)
Nominal
diameter
Pipe thickness
Actual
outer
diameter
T
D
1st type
pipe
2nd type
pipe
3rd type
pipe
D
1
75 7.5 –
6.0 93.0
100 7.5 –
6.0 118.0
150 7.5 –
6.0 169.0
200 7.5 –
6.0 220.0
250 7.5 –
6.0 271.6
300 7.5 –
6.5 332.8
350 7.5 –
6.5 374.0
400 8.5 7.5 7.0 425.6
450 9.0 8.0 7.5 476.8
500 9.5 8.5 7.0 528.0
Nominal
diameter
Pipe thickness
Actual
outer
diameter
D
1st type
pipe
2nd type
pipe
3rd type
pipe
D
1
400 8.5 7.5 7.0 425.6
450 9.0 8.0 7.5 476.8
500 9.5 8.5 8.0 528.0
600 11.0 10.0 9.0 630.8
700 12.0 11.0 10.0 733.0
800 13.5 12.0 11.0 836.0
900 15.0 13.0 12.0 939.0
1000 16.5 14.5 13.0 1041.0
1100 18.0 15.5 14.0 1144.0
1200 19.5 17.0 15.0 1246.0
1350 21.5 18.5 16.5 1400.0
1500 23.5 20.5 18.0 1554.0
