Thickness Calculation(31.3)
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Material STD
A1
Material
T
P
S
Deg.F
psig
psi
Min. Temp. Max. Temp. Hydro
100 500 100
285 170 450
20000 18900 20000
Nom. Pipe Size, inch
Outside Diameter, inch
At Min. Temp.
1/2 3/4 1 1-1/4 1-1/2 2 2-1/2 3 4 6 8 10 12 14 16 18 20 22 24
0.84 1.05 1.32 1.66 1.9 2.38 2.88 3.5 4.5 6.63 8.63 10.75 12.75 14 16 18 20 22 24
0.0060 0.0074 0.0093 0.0118 0.0135 0.0168 0.0204 0.0248 0.0319 0.0469 0.0611 0.0762 0.0903 0.0992 0.1134 0.1275 0.1417 0.1559 0.1700
CASE
A106 Gr B
Corr. Allow., inch
E
Y
P/2(SE+PY)
1 1 1
0.4 0.4 0.4
0.0071 0.0045 0.0111
At Max. Temp.
At Hydrotest
Max. Cal. Thk., inch
0.0038 0.0047 0.0059 0.0074 0.0085 0.0106 0.0129 0.0157 0.0202 0.0297 0.0387 0.0482 0.0571 0.0627 0.0717 0.0807 0.0896 0.0986 0.1075
0.0094 0.0117 0.0147 0.0185 0.0212 0.0265 0.0321 0.0390 0.0502 0.0739 0.0962 0.1199 0.1422 0.1561 0.1784 0.2007 0.2230 0.2453 0.2676
0.0094 0.0117 0.0147 0.0185 0.0212 0.0265 0.0321 0.0390 0.0502 0.0739 0.0962 0.1199 0.1422 0.1561 0.1784 0.2007 0.2230 0.2453 0.2676
Calculated Thickness,inch
Thk. Including corr.allow. & 12.5%mill tolerance, inch 0.1434 0.1460 0.1494 0.1537 0.1567 0.1627 0.1689 0.1768 0.1893 0.2160 0.2410 0.2677 0.2928 0.3085 0.3336 0.3586 0.3837 0.4088 0.4339
0.1181 P/SE (< 0.385) 0.0143 0.0090 0.0225
B31.3Calc : P.D t = 2.(S.E+ P.Y)
Thk. as per PMS, inch
Comments
t/D (<0.166)
0.1880 0.2190 0.25 0.25 0.28 0.22 0.28 0.3 0.24 0.28 0.25 0.25 0.25 0.31 0.31 0.31 0.38 0.38 0.38
OK OK OK OK OK OK OK OK OK OK OK INADEQUATE INADEQUATE OK INADEQUATE INADEQUATE INADEQUATE INADEQUATE INADEQUATE
0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01
Material STD
A1
Material
T
P
S
Deg.F
psig
psi
Min. Temp. Max. Temp. Hydro
100 167 100
200 200 300
8700 8333 8700
Nom. Pipe Size, inch
Outside Diameter, inch
At Min. Temp.
1/2 3/4 1 1-1/2 2 3 4 6 8 10 12 14 16 18 20 24 30
0.84 1.05 1.32 1.9 2.38 3.5 4.5 6.63 8.63 10.75 12.75 14 16 18 20 24 30
0.0096 0.0120 0.0150 0.0216 0.0271 0.0399 0.0513 0.0755 0.0982 0.1224 0.1452 0.1595 0.1822 0.2050 0.2278 0.2733 0.3417
CASE
ASTM B466COPPER ALLOY C706
Corr. Allow., inch
E
Y
P/2(SE+PY)
1 1 1
0.4 0.4 0.4
0.0114 0.0119 0.0170
At Max. Temp.
At Hydrotest
Max. Cal. Thk., inch
0.0100 0.0125 0.0156 0.0226 0.0282 0.0416 0.0535 0.0787 0.1025 0.1278 0.1516 0.1664 0.1902 0.2140 0.2377 0.2853 0.3566
0.0143 0.0179 0.0224 0.0323 0.0404 0.0595 0.0765 0.1127 0.1467 0.1828 0.2168 0.2381 0.2721 0.3061 0.3401 0.4082 0.5102
0.0143 0.0179 0.0224 0.0323 0.0404 0.0595 0.0765 0.1127 0.1467 0.1828 0.2168 0.2381 0.2721 0.3061 0.3401 0.4082 0.5102
Calculated Thickness,inch
Thk. Including corr.allow. & 12.5%mill tolerance, inch 0.0161 0.0201 0.0252 0.0364 0.0454 0.0670 0.0861 0.1268 0.1650 0.2057 0.2439 0.2679 0.3061 0.3444 0.3827 0.4592 0.5740
0.0000 P/SE (< 0.385) 0.0230 0.0240 0.0345
B31.3Calc : P.D t = 2.(S.E+ P.Y)
Thk. as per PMS, inch
Comments
t/D (<0.166)
0.0394 0.0591 0.0591 0.0591 0.0591 0.0787 0.1 0.1 0.14 0.16 0.2 0.22 0.24 0.28 0.3 0.35 0.41
OK OK OK OK OK OK OK INADEQUATE INADEQUATE INADEQUATE INADEQUATE INADEQUATE INADEQUATE INADEQUATE INADEQUATE INADEQUATE INADEQUATE
0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02
Material STD
A10
Material
T
P
S
Deg.F
psig
psi
Min. Temp. Max. Temp. Hydro
100 850 100
230 65 350
16700 12100 16700
Nom. Pipe Size, inch
Outside Diameter, inch
At Min. Temp.
8 10 12 14
8.63 10.75 12.75 14
0.0591 0.0736 0.0873 0.0959
CASE
A358 TP316L
Corr. Allow., inch
E
Y
P/2(SE+PY)
1 1 1
0.4 0.4 0.4
0.0068 0.0027 0.0104
At Max. Temp.
At Hydrotest
Max. Cal. Thk., inch
0.0231 0.0288 0.0342 0.0375
0.0896 0.1117 0.1325 0.1455
0.0896 0.1117 0.1325 0.1455
Calculated Thickness,inch
Thk. Including corr.allow. & 12.5%mill tolerance, inch 0.1673 0.1922 0.2155 0.2302
0.0591 P/SE (< 0.385) 0.0138 0.0054 0.0210
B31.3Calc : P.D t = 2.(S.E+ P.Y)
Thk. as per PMS, inch
Comments
t/D (<0.166)
0.15 0.17 0.18 0.19
INADEQUATE INADEQUATE INADEQUATE INADEQUATE
0.01 0.01 0.01 0.01
Material STD
A10
Material
T
P
S
Deg.F
psig
psi
Min. Temp. Max. Temp. Hydro
100 850 100
230 65 350
16700 12100 16700
Nom. Pipe Size, inch
Outside Diameter, inch
At Min. Temp.
1/2 3/4 1 1-1/4 1-1/2 2 2-1/2 3 4 6
0.84 1.05 1.32 1.66 1.9 2.38 2.88 3.5 4.5 6.63
0.0058 0.0072 0.0090 0.0114 0.0130 0.0163 0.0197 0.0240 0.0308 0.0454
CASE
A312 TP316L
Corr. Allow., inch
E
Y
P/2(SE+PY)
1 1 1
0.4 0.4 0.4
0.0068 0.0027 0.0104
At Max. Temp.
At Hydrotest
Max. Cal. Thk., inch
0.0023 0.0028 0.0035 0.0044 0.0051 0.0064 0.0077 0.0094 0.0121 0.0178
0.0087 0.0109 0.0137 0.0173 0.0197 0.0247 0.0299 0.0364 0.0468 0.0688
0.0087 0.0109 0.0137 0.0173 0.0197 0.0247 0.0299 0.0364 0.0468 0.0688
Calculated Thickness,inch
Thk. Including corr.allow. & 12.5%mill tolerance, inch 0.0763 0.0788 0.0819 0.0859 0.0887 0.0943 0.1001 0.1074 0.1191 0.1439
0.0591 P/SE (< 0.385) 0.0138 0.0054 0.0210
B31.3Calc : P.D t = 2.(S.E+ P.Y)
Thk. as per PMS, inch
Comments
t/D (<0.166)
0.1090 0.1130 0.13 0.14 0.15 0.15 0.2 0.22 0.24 0.28
OK OK OK OK OK OK OK OK OK OK
0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01
Material STD
A1
Material
T
P
S
Deg.F
psig
psi
Min. Temp. Max. Temp. Hydro
100 500 100
285 170 450
20000 18900 20000
Nom. Pipe Size, inch
Outside Diameter, inch
At Min. Temp.
1/2 3/4 1 1-1/4 1-1/2 2 2-1/2 3 4 6 8 10 12 14 16
0.84 1.05 1.32 1.66 1.9 2.38 2.88 3.5 4.5 6.63 8.63 10.75 12.75 14 16
0.0060 0.0074 0.0093 0.0118 0.0135 0.0168 0.0204 0.0248 0.0319 0.0469 0.0611 0.0762 0.0903 0.0992 0.1134
CASE
A106 Gr B
Corr. Allow., inch
E
Y
P/2(SE+PY)
1 1 1
0.4 0.4 0.4
0.0071 0.0045 0.0111
At Max. Temp.
At Hydrotest
Max. Cal. Thk., inch
0.0038 0.0047 0.0059 0.0074 0.0085 0.0106 0.0129 0.0157 0.0202 0.0297 0.0387 0.0482 0.0571 0.0627 0.0717
0.0094 0.0117 0.0147 0.0185 0.0212 0.0265 0.0321 0.0390 0.0502 0.0739 0.0962 0.1199 0.1422 0.1561 0.1784
0.0094 0.0117 0.0147 0.0185 0.0212 0.0265 0.0321 0.0390 0.0502 0.0739 0.0962 0.1199 0.1422 0.1561 0.1784
Calculated Thickness,inch
Thk. Including corr.allow. & 12.5%mill tolerance, inch 0.2763 0.2789 0.2822 0.2865 0.2896 0.2955 0.3018 0.3096 0.3222 0.3488 0.3739 0.4006 0.4257 0.4413 0.4664
0.2362 P/SE (< 0.385) 0.0143 0.0090 0.0225
B31.3Calc : P.D t = 2.(S.E+ P.Y)
Thk. as per PMS, inch
Comments
t/D (<0.166)
0.2940 0.3080 0.36 0.38 0.4 0.34 0.38 0.44 0.34 0.43 0.41 CAL. CAL. CAL. CAL.
OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK
0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01
Material STD
A1
Material
T
P
S
Deg.F
psig
psi
Min. Temp. Max. Temp. Hydro
100 250 100
2250 2217.5 3375
30000 29450 30000
Nom. Pipe Size, inch
Outside Diameter, inch
At Min. Temp.
1/2 3/4 1 1-1/4 1-1/2 2 3 4 6 8 10 12
0.84 1.05 1.32 1.66 1.9 2.38 3.5 4.5 6.63 8.63 10.75 12.75
0.0306 0.0382 0.0479 0.0604 0.0692 0.0865 0.1274 0.1638 0.2412 0.3140 0.3914 0.4642
CASE
A790 UNS S 31803
Corr. Allow., inch
E
Y
P/2(SE+PY)
1 1 1
0.4 0.4 0.4
0.0364 0.0365 0.0538
At Max. Temp.
At Hydrotest
Max. Cal. Thk., inch
0.0307 0.0384 0.0481 0.0607 0.0694 0.0868 0.1279 0.1645 0.2421 0.3152 0.3929 0.4660
0.0452 0.0565 0.0708 0.0894 0.1023 0.1278 0.1884 0.2422 0.3566 0.4643 0.5786 0.6863
0.0452 0.0565 0.0708 0.0894 0.1023 0.1278 0.1884 0.2422 0.3566 0.4643 0.5786 0.6863
Calculated Thickness,inch
Thk. Including corr.allow. & 12.5%mill tolerance, inch 0.0509 0.0636 0.0796 0.1005 0.1151 0.1438 0.2119 0.2725 0.4012 0.5223 0.6510 0.7721
0.0000 P/SE (< 0.385) 0.0750 0.0753 0.1125
B31.3Calc : P.D t = 2.(S.E+ P.Y)
Thk. as per PMS, inch
Comments
t/D (<0.166)
0.1090 0.1130 0.13 0.14 0.15 0.11 0.22 0.24 0.28 0.5 0.5 0.63
OK OK OK OK OK INADEQUATE OK INADEQUATE INADEQUATE INADEQUATE INADEQUATE INADEQUATE
0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05
Material STD
A1
Material
T
P
S
Deg.F
psig
psi
Min. Temp. Max. Temp. Hydro
100 500 100
2220 1795 3350
20000 18900 20000
Nom. Pipe Size, inch
Outside Diameter, inch
At Min. Temp.
1/2 3/4 1 1-1/4 1-1/2 2 2-1/2 3 4 6 8 10 12 14 16 18 20 22 24
0.84 1.05 1.32 1.66 1.9 2.38 2.88 3.5 4.5 6.63 8.63 10.75 12.75 14 16 18 20 22 24
0.0446 0.0558 0.0699 0.0882 0.1010 0.1262 0.1528 0.1860 0.2391 0.3521 0.4583 0.5713 0.6775 0.7440 0.8502 0.9565 1.0628 1.1691 1.2754
CASE
A106 Gr B
Corr. Allow., inch
E
Y
P/2(SE+PY)
1 1 1
0.4 0.4 0.4
0.0531 0.0457 0.0785
At Max. Temp.
At Hydrotest
Max. Cal. Thk., inch
0.0384 0.0480 0.0602 0.0759 0.0869 0.1087 0.1315 0.1601 0.2059 0.3031 0.3946 0.4918 0.5833 0.6405 0.7320 0.8235 0.9150 1.0065 1.0980
0.0659 0.0824 0.1032 0.1303 0.1491 0.1864 0.2257 0.2747 0.3532 0.5200 0.6770 0.8438 1.0008 1.0989 1.2559 1.4128 1.5698 1.7268 1.8838
0.0659 0.0824 0.1032 0.1303 0.1491 0.1864 0.2257 0.2747 0.3532 0.5200 0.6770 0.8438 1.0008 1.0989 1.2559 1.4128 1.5698 1.7268 1.8838
Calculated Thickness,inch
Thk. Including corr.allow. & 12.5%mill tolerance, inch 0.3399 0.3584 0.3818 0.4123 0.4335 0.4754 0.5196 0.5748 0.6631 0.8507 1.0273 1.2150 1.3916 1.5020 1.6786 1.8552 2.0318 2.2084 2.3850
0.2362 P/SE (< 0.385) 0.1110 0.0950 0.1675
B31.3Calc : P.D t = 2.(S.E+ P.Y)
Thk. as per PMS, inch
Comments
t/D (<0.166)
0.2940 0.3080 0.36 0.38 0.4 0.44 0.55 0.6 0.67 0.72 0.81 1 1.13 1.25 1.44 1.38 1.5 CAL CAL
INADEQUATE INADEQUATE INADEQUATE INADEQUATE INADEQUATE INADEQUATE OK OK OK INADEQUATE INADEQUATE INADEQUATE INADEQUATE INADEQUATE INADEQUATE INADEQUATE INADEQUATE OK OK
0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08
A1
Material
T
P
S
Deg.F
psig
psi
Min. Temp. Max. Temp. Hydro
100 500 100
285 170 450
20000 18900 20000
Nom. Pipe Size, inch
Outside Diameter, inch
At Min. Temp.
1/2 3/4 1 1-1/4 1-1/2 2 2-1/2 3 4 6 8 10 12 14 16 18 20 22 24
0.84 1.05 1.32 1.66 1.9 2.38 2.88 3.5 4.5 6.63 8.63 10.75 12.75 14 16 18 20 22 24
0.0060 0.0074 0.0093 0.0118 0.0135 0.0168 0.0204 0.0248 0.0319 0.0469 0.0611 0.0762 0.0903 0.0992 0.1134 0.1275 0.1417 0.1559 0.1700
CASE
A106 Gr B
Corr. Allow., inch
E
Y
P/2(SE+PY)
1 1 1
0.4 0.4 0.4
0.0071 0.0045 0.0111
At Max. Temp.
At Hydrotest
Max. Cal. Thk., inch
0.0038 0.0047 0.0059 0.0074 0.0085 0.0106 0.0129 0.0157 0.0202 0.0297 0.0387 0.0482 0.0571 0.0627 0.0717 0.0807 0.0896 0.0986 0.1075
0.0094 0.0117 0.0147 0.0185 0.0212 0.0265 0.0321 0.0390 0.0502 0.0739 0.0962 0.1199 0.1422 0.1561 0.1784 0.2007 0.2230 0.2453 0.2676
0.0094 0.0117 0.0147 0.0185 0.0212 0.0265 0.0321 0.0390 0.0502 0.0739 0.0962 0.1199 0.1422 0.1561 0.1784 0.2007 0.2230 0.2453 0.2676
Calculated Thickness,inch
Thk. Including corr.allow. & 12.5%mill tolerance, inch 0.1434 0.1460 0.1494 0.1537 0.1567 0.1627 0.1689 0.1768 0.1893 0.2160 0.2410 0.2677 0.2928 0.3085 0.3336 0.3586 0.3837 0.4088 0.4339
0.1181 P/SE (< 0.385) 0.0143 0.0090 0.0225
B31.3Calc : P.D t = 2.(S.E+ P.Y)
Thk. as per PMS, inch
Comments
t/D (<0.166)
0.1880 0.2190 0.25 0.25 0.28 0.22 0.28 0.3 0.24 0.28 0.25 0.25 0.25 0.31 0.31 0.31 0.38 0.38 0.38
OK OK OK OK OK OK OK OK OK OK OK INADEQUATE INADEQUATE OK INADEQUATE INADEQUATE INADEQUATE INADEQUATE INADEQUATE
0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01
Material STD
A1
Material
T
P
S
Deg.F
psig
psi
Min. Temp. Max. Temp. Hydro
100 167 100
200 200 300
8700 8333 8700
Nom. Pipe Size, inch
Outside Diameter, inch
At Min. Temp.
1/2 3/4 1 1-1/2 2 3 4 6 8 10 12 14 16 18 20 24 30
0.84 1.05 1.32 1.9 2.38 3.5 4.5 6.63 8.63 10.75 12.75 14 16 18 20 24 30
0.0096 0.0120 0.0150 0.0216 0.0271 0.0399 0.0513 0.0755 0.0982 0.1224 0.1452 0.1595 0.1822 0.2050 0.2278 0.2733 0.3417
CASE
ASTM B466COPPER ALLOY C706
Corr. Allow., inch
E
Y
P/2(SE+PY)
1 1 1
0.4 0.4 0.4
0.0114 0.0119 0.0170
At Max. Temp.
At Hydrotest
Max. Cal. Thk., inch
0.0100 0.0125 0.0156 0.0226 0.0282 0.0416 0.0535 0.0787 0.1025 0.1278 0.1516 0.1664 0.1902 0.2140 0.2377 0.2853 0.3566
0.0143 0.0179 0.0224 0.0323 0.0404 0.0595 0.0765 0.1127 0.1467 0.1828 0.2168 0.2381 0.2721 0.3061 0.3401 0.4082 0.5102
0.0143 0.0179 0.0224 0.0323 0.0404 0.0595 0.0765 0.1127 0.1467 0.1828 0.2168 0.2381 0.2721 0.3061 0.3401 0.4082 0.5102
Calculated Thickness,inch
Thk. Including corr.allow. & 12.5%mill tolerance, inch 0.0161 0.0201 0.0252 0.0364 0.0454 0.0670 0.0861 0.1268 0.1650 0.2057 0.2439 0.2679 0.3061 0.3444 0.3827 0.4592 0.5740
0.0000 P/SE (< 0.385) 0.0230 0.0240 0.0345
B31.3Calc : P.D t = 2.(S.E+ P.Y)
Thk. as per PMS, inch
Comments
t/D (<0.166)
0.0394 0.0591 0.0591 0.0591 0.0591 0.0787 0.1 0.1 0.14 0.16 0.2 0.22 0.24 0.28 0.3 0.35 0.41
OK OK OK OK OK OK OK INADEQUATE INADEQUATE INADEQUATE INADEQUATE INADEQUATE INADEQUATE INADEQUATE INADEQUATE INADEQUATE INADEQUATE
0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02
Material STD
A10
Material
T
P
S
Deg.F
psig
psi
Min. Temp. Max. Temp. Hydro
100 850 100
230 65 350
16700 12100 16700
Nom. Pipe Size, inch
Outside Diameter, inch
At Min. Temp.
8 10 12 14
8.63 10.75 12.75 14
0.0591 0.0736 0.0873 0.0959
CASE
A358 TP316L
Corr. Allow., inch
E
Y
P/2(SE+PY)
1 1 1
0.4 0.4 0.4
0.0068 0.0027 0.0104
At Max. Temp.
At Hydrotest
Max. Cal. Thk., inch
0.0231 0.0288 0.0342 0.0375
0.0896 0.1117 0.1325 0.1455
0.0896 0.1117 0.1325 0.1455
Calculated Thickness,inch
Thk. Including corr.allow. & 12.5%mill tolerance, inch 0.1673 0.1922 0.2155 0.2302
0.0591 P/SE (< 0.385) 0.0138 0.0054 0.0210
B31.3Calc : P.D t = 2.(S.E+ P.Y)
Thk. as per PMS, inch
Comments
t/D (<0.166)
0.15 0.17 0.18 0.19
INADEQUATE INADEQUATE INADEQUATE INADEQUATE
0.01 0.01 0.01 0.01
Material STD
A10
Material
T
P
S
Deg.F
psig
psi
Min. Temp. Max. Temp. Hydro
100 850 100
230 65 350
16700 12100 16700
Nom. Pipe Size, inch
Outside Diameter, inch
At Min. Temp.
1/2 3/4 1 1-1/4 1-1/2 2 2-1/2 3 4 6
0.84 1.05 1.32 1.66 1.9 2.38 2.88 3.5 4.5 6.63
0.0058 0.0072 0.0090 0.0114 0.0130 0.0163 0.0197 0.0240 0.0308 0.0454
CASE
A312 TP316L
Corr. Allow., inch
E
Y
P/2(SE+PY)
1 1 1
0.4 0.4 0.4
0.0068 0.0027 0.0104
At Max. Temp.
At Hydrotest
Max. Cal. Thk., inch
0.0023 0.0028 0.0035 0.0044 0.0051 0.0064 0.0077 0.0094 0.0121 0.0178
0.0087 0.0109 0.0137 0.0173 0.0197 0.0247 0.0299 0.0364 0.0468 0.0688
0.0087 0.0109 0.0137 0.0173 0.0197 0.0247 0.0299 0.0364 0.0468 0.0688
Calculated Thickness,inch
Thk. Including corr.allow. & 12.5%mill tolerance, inch 0.0763 0.0788 0.0819 0.0859 0.0887 0.0943 0.1001 0.1074 0.1191 0.1439
0.0591 P/SE (< 0.385) 0.0138 0.0054 0.0210
B31.3Calc : P.D t = 2.(S.E+ P.Y)
Thk. as per PMS, inch
Comments
t/D (<0.166)
0.1090 0.1130 0.13 0.14 0.15 0.15 0.2 0.22 0.24 0.28
OK OK OK OK OK OK OK OK OK OK
0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01
Material STD
A1
Material
T
P
S
Deg.F
psig
psi
Min. Temp. Max. Temp. Hydro
100 500 100
285 170 450
20000 18900 20000
Nom. Pipe Size, inch
Outside Diameter, inch
At Min. Temp.
1/2 3/4 1 1-1/4 1-1/2 2 2-1/2 3 4 6 8 10 12 14 16
0.84 1.05 1.32 1.66 1.9 2.38 2.88 3.5 4.5 6.63 8.63 10.75 12.75 14 16
0.0060 0.0074 0.0093 0.0118 0.0135 0.0168 0.0204 0.0248 0.0319 0.0469 0.0611 0.0762 0.0903 0.0992 0.1134
CASE
A106 Gr B
Corr. Allow., inch
E
Y
P/2(SE+PY)
1 1 1
0.4 0.4 0.4
0.0071 0.0045 0.0111
At Max. Temp.
At Hydrotest
Max. Cal. Thk., inch
0.0038 0.0047 0.0059 0.0074 0.0085 0.0106 0.0129 0.0157 0.0202 0.0297 0.0387 0.0482 0.0571 0.0627 0.0717
0.0094 0.0117 0.0147 0.0185 0.0212 0.0265 0.0321 0.0390 0.0502 0.0739 0.0962 0.1199 0.1422 0.1561 0.1784
0.0094 0.0117 0.0147 0.0185 0.0212 0.0265 0.0321 0.0390 0.0502 0.0739 0.0962 0.1199 0.1422 0.1561 0.1784
Calculated Thickness,inch
Thk. Including corr.allow. & 12.5%mill tolerance, inch 0.2763 0.2789 0.2822 0.2865 0.2896 0.2955 0.3018 0.3096 0.3222 0.3488 0.3739 0.4006 0.4257 0.4413 0.4664
0.2362 P/SE (< 0.385) 0.0143 0.0090 0.0225
B31.3Calc : P.D t = 2.(S.E+ P.Y)
Thk. as per PMS, inch
Comments
t/D (<0.166)
0.2940 0.3080 0.36 0.38 0.4 0.34 0.38 0.44 0.34 0.43 0.41 CAL. CAL. CAL. CAL.
OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK
0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01
Material STD
A1
Material
T
P
S
Deg.F
psig
psi
Min. Temp. Max. Temp. Hydro
100 250 100
2250 2217.5 3375
30000 29450 30000
Nom. Pipe Size, inch
Outside Diameter, inch
At Min. Temp.
1/2 3/4 1 1-1/4 1-1/2 2 3 4 6 8 10 12
0.84 1.05 1.32 1.66 1.9 2.38 3.5 4.5 6.63 8.63 10.75 12.75
0.0306 0.0382 0.0479 0.0604 0.0692 0.0865 0.1274 0.1638 0.2412 0.3140 0.3914 0.4642
CASE
A790 UNS S 31803
Corr. Allow., inch
E
Y
P/2(SE+PY)
1 1 1
0.4 0.4 0.4
0.0364 0.0365 0.0538
At Max. Temp.
At Hydrotest
Max. Cal. Thk., inch
0.0307 0.0384 0.0481 0.0607 0.0694 0.0868 0.1279 0.1645 0.2421 0.3152 0.3929 0.4660
0.0452 0.0565 0.0708 0.0894 0.1023 0.1278 0.1884 0.2422 0.3566 0.4643 0.5786 0.6863
0.0452 0.0565 0.0708 0.0894 0.1023 0.1278 0.1884 0.2422 0.3566 0.4643 0.5786 0.6863
Calculated Thickness,inch
Thk. Including corr.allow. & 12.5%mill tolerance, inch 0.0509 0.0636 0.0796 0.1005 0.1151 0.1438 0.2119 0.2725 0.4012 0.5223 0.6510 0.7721
0.0000 P/SE (< 0.385) 0.0750 0.0753 0.1125
B31.3Calc : P.D t = 2.(S.E+ P.Y)
Thk. as per PMS, inch
Comments
t/D (<0.166)
0.1090 0.1130 0.13 0.14 0.15 0.11 0.22 0.24 0.28 0.5 0.5 0.63
OK OK OK OK OK INADEQUATE OK INADEQUATE INADEQUATE INADEQUATE INADEQUATE INADEQUATE
0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05
Material STD
A1
Material
T
P
S
Deg.F
psig
psi
Min. Temp. Max. Temp. Hydro
100 500 100
2220 1795 3350
20000 18900 20000
Nom. Pipe Size, inch
Outside Diameter, inch
At Min. Temp.
1/2 3/4 1 1-1/4 1-1/2 2 2-1/2 3 4 6 8 10 12 14 16 18 20 22 24
0.84 1.05 1.32 1.66 1.9 2.38 2.88 3.5 4.5 6.63 8.63 10.75 12.75 14 16 18 20 22 24
0.0446 0.0558 0.0699 0.0882 0.1010 0.1262 0.1528 0.1860 0.2391 0.3521 0.4583 0.5713 0.6775 0.7440 0.8502 0.9565 1.0628 1.1691 1.2754
CASE
A106 Gr B
Corr. Allow., inch
E
Y
P/2(SE+PY)
1 1 1
0.4 0.4 0.4
0.0531 0.0457 0.0785
At Max. Temp.
At Hydrotest
Max. Cal. Thk., inch
0.0384 0.0480 0.0602 0.0759 0.0869 0.1087 0.1315 0.1601 0.2059 0.3031 0.3946 0.4918 0.5833 0.6405 0.7320 0.8235 0.9150 1.0065 1.0980
0.0659 0.0824 0.1032 0.1303 0.1491 0.1864 0.2257 0.2747 0.3532 0.5200 0.6770 0.8438 1.0008 1.0989 1.2559 1.4128 1.5698 1.7268 1.8838
0.0659 0.0824 0.1032 0.1303 0.1491 0.1864 0.2257 0.2747 0.3532 0.5200 0.6770 0.8438 1.0008 1.0989 1.2559 1.4128 1.5698 1.7268 1.8838
Calculated Thickness,inch
Thk. Including corr.allow. & 12.5%mill tolerance, inch 0.3399 0.3584 0.3818 0.4123 0.4335 0.4754 0.5196 0.5748 0.6631 0.8507 1.0273 1.2150 1.3916 1.5020 1.6786 1.8552 2.0318 2.2084 2.3850
0.2362 P/SE (< 0.385) 0.1110 0.0950 0.1675
B31.3Calc : P.D t = 2.(S.E+ P.Y)
Thk. as per PMS, inch
Comments
t/D (<0.166)
0.2940 0.3080 0.36 0.38 0.4 0.44 0.55 0.6 0.67 0.72 0.81 1 1.13 1.25 1.44 1.38 1.5 CAL CAL
INADEQUATE INADEQUATE INADEQUATE INADEQUATE INADEQUATE INADEQUATE OK OK OK INADEQUATE INADEQUATE INADEQUATE INADEQUATE INADEQUATE INADEQUATE INADEQUATE INADEQUATE OK OK
0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08
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