Dimension
Cu-Ni 90/10 Cu-Ni 70/30 SEAMLESS and SEAM Pipe according to MIL-T-16420K
Outside Diameter of Pipe Class200 Class700
Minimum Wall Thickness Minimum Wall Thickness
Normal
inch
Actual
inch
Actual
mm
Actual
inch
Actual
mm
Actual
inch
Actual
mm
SEAMLESS TYPE I
  0.250 6.35 0.035 0.89 - -
  0.500 12.70 0.035 0.89 0.065 1.65
1/8 0.540 13.72 0.065 1.65 0.065 1.65
3/8 0.675 17.15 0.065 1.65 0.072 1.83
1/2 0.840 21.34 0.065 1.65 0.072 1.83
  Class 50 Class 700
SEAMLESS TYPE I or SEAM WELDED TYPE II
14 14.000 355.60 0.165 4.19 0.473 12.01
  15.000 381.00 - - 0.503 12.77
16 16.000 406.40 0.165 4.19 0.534 13.56
18 18.000 457.20 0.180 4.57 - -
20 20.000 508.20 0.180 4.57 - -
SEAM WELDED TYPE I
22 22.000 558.80 0.180 4.57 - -
  22.750 577.85 0.180 4.57 - -
30 30.000 762.20 0.250 6.35 - -
40 40.000 1016.00 0.312 7.92 - -
Dimension
Cu-Ni 90/10 Cu-Ni 70/30 SEAMLESS and SEAM Pipe according to ANSI/ASTM B36.19M
Outside Diameter of Pipe Schedule 5S Schedule 10S
Minimum Wall Thickness Minimum Wall Thickness
Normal
inch
Actual
inch
Actual
mm
Actual
inch
Actual
mm
Actual
inch
Actual
mm
SEAMLESS
1/8 0.405 10.29 - - 0.049 1.24
1/4 0.540 13.72 - - 0.065 1.65
3/8 0.675 17.15 - - 0.065 1.65
1/2 0.840 21.34 0.065 1.65 0.083 2.11
3/4 1.050 26.67 0.065 1.65 0.083 2.11
1 1.3515 33.40 0.065 1.65 0.109 2.77
1 1/4 1.660 42.16 0.065 1.65 0.191 2.77
1 1/2 1.660 48.27 0.065 1.65 0.109 2.77
2 2.375 60.32 0.065 1.65 0.109 2.77
2 1/2 2.875 73.03 0.083 2.11 0.120 3.05
3 3.500 88.90 0.083 2.11 0.120 3.05
3 1/2 4.000 101.60 0.083 2.11 0.120 3.05
4 4.500 114.30 0.083 2.11 0.120 3.05
5 5.563 141.30 0.109 2.77 0.134 3.4
6 6.625 168.3 0.109 2.77 0.134 3.4
8 8.625 219.10 0.109 2.77 0.148 3.76
10 10.750 2730.5 0.314 3.4 0.165 4.19
12 12.750 323.90 0.156 3.96 0.180 4.57
Outside Diameter of Pipe Schedule 40S Schedule 80S
Minimum Wall Thickness Minimum Wall Thickness
Normal
inch
Actual
inch
Actual
mm
Actual
inch
Actual
mm
Actual
inch
Actual
mm
SEAMLESS
1/8 0.405 10.29 0.068 1.73 0.095 2.41
1/4 0.540 13.72 0.068 2.24 0.119 3.02
3/8 0.675 17.15 0.091 2.31 0.126 3.20
1/2 0.840 21.34 0.109 2.77 0.147 3.73
3/4 1.050 26.67 0.113 2.87 0.154 3.91
1 1.3515 33.40 0.133 3.38 0.179 4.55
1 1/4 1.660 42.16 0.140 3.56 0.191 4.85
1 1/2 1.900 48.27 0.145 3.68 0.200 5.08
2 2.375 60.32 0.154 3.91 0.218 5.54
2 1/2 2.875 73.03 0.203 5.16 0.276 7.01
3 3.500 88.90 0.216 5.49 0.300 7.62
3 1/2 4.000 101.60 0.226 5.74 0.318 8.08
4 4.500 114.30 0.237 6.02 0.337 8.56
5 5.563 141.30 0.258 6.55 0.375 9.53
6 6.625 168.30 0.282 7.11 0.432 10.97
8 8.625 219.10 0.322 8.18 0.500 12.70
10 10.750 273.06 0.365 9.27 0.500 12.70
12 12.750 323.90 0.375 9.53 0.500 12.70
Dimension
Cu-Ni 90/10 Cu-Ni 70/30 Seamless and Seam Pipes according to DIN 1755 T3, DIN 86018, DIN 86019 BS 2871 PT2 & EEMUA 144.
Outside Diameter of Pipe 10 bar 14 bar 16 bar 20 bar
Minimum Wall Thickness
Normal Actual
mm
Actual
mm
Actual
mm
Actual
mm
Actual
mm
inch ND
SEAMLESS
1/8 - 10.0 1.0 1.0 1.0 1.0
1/4 - 12.0 1.0 1.0 1.0 1.0
3/8 10 16.0 1.0 1.0 2.0 2.0
1/2 15 20.0 1.5 1.5 2.0 2.0
3/4 20 25.0 1.5 1.5 2.0 2.0
1 25 30.0 1.5 1.5 2.5 2.5
1 1/4 32 38.0 1.5 1.5 2.5 2.5
1 1/2 40 44.5 1.5 1.5 2.5 2.5
2 50 57.0 1.5 1.5 2.5 2.5
2 1/2 65 76.1 2.0 2.0 2.5 2.5
3 80 88.9 2.0 2.5 2.5 2.5
4 100 103.0 2.5 2.5 3.0 3.0
5 125 133.0 2.5 3.0 3.0 3.0
6 150 159.0 2.5 3.0 3.0 3.5
7 175 193.7 2.5 3.5 3.0 3.5
8 200 219.1 3.0 3.5 4.0 4.5
10 250 267.0 3.0 4.0 4.5 5.5
12 300 323.9 4.0 5.0 5.5 7.0
14 350 368.0 4.0 5.5 6.5 8.0
16 400 419.1 4.0 6.0 7.0 9.0
SEAMLESS or SEAM WELDED
18 450 457.2 4.0 6.0 8.0 9.5
20 500 503.0 4.5 6.5 8.5 11.0
SEAMLESS or SEAM WELDED
24 600 610 5.0 9.0 10.5 13.0
28 700 711 6.0 10.0 12.0 15.0
32 800 813 6.0 11.0 13.5 17.0
36 900 914 8.0   15.5 19.0