Table of Pipe Outer Diameters

*Pipes with the same outer diameters
Steel pipe (SGP)/PVC-lined steel pipe (VA/VB)
Polyethylene powder-lined steel pipe (PA/PB
Diameter
size
(A)
Nominal
diameter
(B)
Steel
pipe
(SGP)
Coated
steel pipe
(CL/VD)
Cast-iron pipe (CIP) Copper
pipe
(CUP)
Coated copper pipe
Stainless steel pipe Outer
diameter
Mechanical joint
cast-iron pipe
Type 1
(straight pipe)
Ductile
cast-iron pipe
WICU(R)
tube
Prezole Nominal diameter
Thick-
walled
Thin-
walled










10su 12.7
6 1/8 10.5





10A
17.3
8 1/4 13.8


9.52 14 15
13su 15.88
10 3/8 17.3


12.70 17 19 15A
21.7
15 1/2 21.7 25.7

15.88 20 23
20su 22.22

5/8



19.05
27 20A
27.2
20 3/4 27.2 31.0

22.22 28 31
25su 28.58
25 1 34.0 37.8

28.58
38 25A 30su 34.0
32 1 1/4 42.7 46.3

34.92

32A 40su 42.7
40 1 1/2 48.6 52.0

41.28

40A 50su 48.6
50 2 60.5 63.7 58
53.98

50A 60su 60.5
65 2 1/2 76.3 79.5

66.68

65A 75su 76.3
80(75) 3 89.1 92.3 83 93 79.38

80A 80su 89.1
90 3 1/2 101.6








100 4 114.3 118.3 108 118 104.78

100A 100su 114.3
125 5 139.8 143.8 134
130.18

125A 125su 139.8
150 6 165.2 170.2 159 169 155.58

150A 150su 165.2
175 7 190.7








200 8 216.3 221.3 211 220 206.38

200A 200su 216.3
225 9 241.8








250 10 267.4
266 271.6 257.18

250A 250su 267.4
300 12 318.5
316 322.8


300A 300su 318.5
350 14 355.6

374


350A
355.6
400 16 406.4

425.6


400A
406.4
450 18 457.2

476.8


450A
457.2
500 20 508.0

528.0


500A
508.0

Size PVC pipe polyethylene pipe Fireproof double-layer
pipe (TN/FDP)

Sheath pipe
(VP) (VU) (SU) ESLON
Hyper AW
ESLON HYPER JW Keipla Funen A&A
Material
Size outer diameter Applicable
polybutene
pipe
Applicable
cross-linked
polyethylene pipe
Kubota ChemiX









16 21.0 10 5/7/8/10
13 18






18 23.0 10 10
16 22






22 27.5 10/13 10/13









25 30.5 13 10/13
20 26

27.0 27


28 34.0 16 15/16
25 32

34.0 32 45 45.5 45 30 36.5 16 15/16
30 38

42.0 40 51 51.5 51 36 42.0 20 20
40 48 48
48.0 50 61 61.0 62 For water supply (blue)
50 60 60 54 60.0 63 73 73.5 74 For hot water (pink)
65 76 76 68

89 89.0 90
75 89 89 80 89.0 90 102 102.5 102 Polybutene pipe Cross-linked
polyethylene pipe









Size outer diameter Size outer diameter
100 114 114 106 114.3 125 129 128.5 129 8 11 5 8.0
125 140 140
139.8
156 155.5 156 10 13 7 10.0
150 165 165 165 165.2 180 183 182.5 183 13 17 8 11.0









16 22 10 13.0
200 216 216 216
250


20 27 13 17.0









25 34 15 20.0
250 267 267

315


30 42 16 21.5
300 318 318





40 48 20 27.0
350
370





50 60 25 34.0
400
420





65 76 30 42.0
450
470





75 89 40 48.0
500
520





100 114 50 60.0


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