Copy of Wall Thickness Calculation (ISBL #150) Rev-1
26
document.xls A1A Sheet 1 of 26 CALCULATION OF PIPE WALL THICKNESS FOR WELDED & SMLS PIPE PROJECT NAME : RCC OFF GAS TO PROPYLENE PROJECT SERVICE CLASS : A1A COR. ALL.(CA) : 1.6 (MM) PIPE PROPERTIES: Size (In.) Specification Weld TypeJoint Eff.(E) 1/2 ~ 24 A106 GR. B SMLS 1 [F1] Size (In.) 1/2 ~ 24 P 20 T 38 S 1406 Y 0.4 [F1] EQUATION : WHERE, (ASME B31.3) t = PRESSURE DESIGN THICKNESS D = OUTSIDE DIAMETER OF PIPE S = ALLOWABLE STRESS OF PIPE P = DESIGN PRESSURE T = DESIGN TEMPERATURE Y = FACTOR CA = CORROSION ALLOWANCE E = WELDING JOINT FACTOR NPS D Design Calc. Thick. Nominal Thick. Thick. Tol. Min. Thick (Inch.) (mm) Condition t (mm) SCH. NO. (mm) (%) (mm) 0.5 21.3 F1 1.75 S-80 3.73 12.5 3.26 0.75 26.7 F1 1.79 S-80 3.91 12.5 3.42 1 33.4 F1 1.84 S-80 4.55 12.5 3.98 1.5 48.3 F1 1.94 S-80 5.08 12.5 4.45 2 60.3 F1 2.03 S-80 5.54 12.5 4.85 3 88.9 F1 2.23 S-40 5.49 12.5 4.80 4 114.3 F1 2.41 S-40 6.02 12.5 5.27 6 168.3 F1 2.79 S-40 7.11 12.5 6.22 8 219.1 F1 3.15 S-40 8.18 12.5 7.16 10 273.1 F1 3.53 S-40 9.27 12.5 8.11 12 323.9 F1 3.89 STD 9.53 12.5 8.34 14 355.6 F1 4.11 STD 9.53 12.5 8.34 16 406.4 F1 4.47 STD 9.53 12.5 8.34 18 457 F1 4.83 STD 9.53 12.5 8.34 20 508 F1 5.19 STD 9.53 12.5 8.34 22 559 F1 5.55 STD 9.53 12.5 8.34 24 610 F1 5.91 STD 9.53 12.5 8.34 26 660 - - - - 28 711 - - - - 30 762 - - - - 32 813 - - - - 34 864 - - - - 36 914 - - - - 38 965 - - - - 40 1016 - - - - 42 1067 - - - - 44 1118 - - - - 46 1168 - - - - 48 1219 - - - - (kg/cm 2 ) ( O c) (kg/cm 2 ) P.D t = + CA 2(S.E + P.Y)
Transcript of Copy of Wall Thickness Calculation (ISBL #150) Rev-1
document.xls A1A Sheet 1 of 13
CALCULATION OF PIPE WALL THICKNESS FOR WELDED & SMLS PIPE
PROJECT NAME : RCC OFF GAS TO PROPYLENE PROJECTSERVICE CLASS : A1A COR. ALL.(CA) : 1.6 (MM)
PIPE PROPERTIES:Size (In.) Specification Weld Type Joint Eff.(E)1/2 ~ 24 A106 GR. B SMLS 1 [F1]
Size (In.) 1/2 ~ 24P 20T 38S 1406Y 0.4
[F1]
EQUATION : WHERE,
(ASME B31.3) t = PRESSURE DESIGN THICKNESSD = OUTSIDE DIAMETER OF PIPES = ALLOWABLE STRESS OF PIPEP = DESIGN PRESSURET = DESIGN TEMPERATUREY = FACTOR
CA = CORROSION ALLOWANCEE = WELDING JOINT FACTOR
NPS D Design Calc. Thick. Nominal Thick. Thick. Tol. Min. Thick Thick.
(Inch.) (mm) Condition t (mm) SCH. NO. (mm) (%) (mm) Allow. (mm)
0.5 21.3 F1 1.75 S-80 3.73 12.5 3.26 1.510.75 26.7 F1 1.79 S-80 3.91 12.5 3.42 1.63
1 33.4 F1 1.84 S-80 4.55 12.5 3.98 2.151.5 48.3 F1 1.94 S-80 5.08 12.5 4.45 2.50
2 60.3 F1 2.03 S-80 5.54 12.5 4.85 2.823 88.9 F1 2.23 S-40 5.49 12.5 4.80 2.584 114.3 F1 2.41 S-40 6.02 12.5 5.27 2.866 168.3 F1 2.79 S-40 7.11 12.5 6.22 3.438 219.1 F1 3.15 S-40 8.18 12.5 7.16 4.01
10 273.1 F1 3.53 S-40 9.27 12.5 8.11 4.5812 323.9 F1 3.89 STD 9.53 12.5 8.34 4.4514 355.6 F1 4.11 STD 9.53 12.5 8.34 4.2216 406.4 F1 4.47 STD 9.53 12.5 8.34 3.8618 457 F1 4.83 STD 9.53 12.5 8.34 3.5120 508 F1 5.19 STD 9.53 12.5 8.34 3.1522 559 F1 5.55 STD 9.53 12.5 8.34 2.7924 610 F1 5.91 STD 9.53 12.5 8.34 2.4226 660 - - - - -28 711 - - - - -30 762 - - - - -32 813 - - - - -34 864 - - - - -36 914 - - - - -38 965 - - - - -40 1016 - - - - -42 1067 - - - - -44 1118 - - - - -46 1168 - - - - -48 1219 - - - - -
(kg/cm2)
(Oc)
(kg/cm2)
P.D t = + CA 2(S.E + P.Y)
document.xls A1D Sheet 2 of 13
CALCULATION OF PIPE WALL THICKNESS FOR WELDED & SMLS PIPE
PROJECT NAME : RCC OFF GAS TO PROPYLENE PROJECTSERVICE CLASS : A1D COR. ALL.(CA) : 1.6 (MM)
PIPE PROPERTIES:Size (In.) Specification Weld Type Joint Eff.(E)1/2 ~ 24 A106 GR. B SMLS 1 [F1]
30 API 5L GR. B DSAW 0.95 [F2]
36 API 5L GR. B DSAW 0.95 [F3]
(note 1) (note 1)Size (In.) 1/2 ~ 24 30 36
P 20 20 13.7T 38 110 110S 1406 1406 1406Y 0.4 0.4 0.4
[F1] [F2] [F3]
EQUATION : WHERE,
(ASME B31.3) t = PRESSURE DESIGN THICKNESSD = OUTSIDE DIAMETER OF PIPES = ALLOWABLE STRESS OF PIPEP = DESIGN PRESSURET = DESIGN TEMPERATUREY = FACTOR
CA = CORROSION ALLOWANCEE = WELDING JOINT FACTOR
NPS D Design Calc. Thick. Nominal Thick. Thick. Tol. Min. Thick Thick.
(Inch.) (mm) Condition t (mm) SCH. NO. (mm) (%) (mm) Allow. (mm)
0.5 21.3 F1 1.75 S-80 3.73 12.5 3.26 1.510.75 26.7 F1 1.79 S-80 3.91 12.5 3.42 1.63
1 33.4 F1 1.84 S-80 4.55 12.5 3.98 2.151.5 48.3 F1 1.94 S-80 5.08 12.5 4.45 2.50
2 60.3 F1 2.03 S-80 5.54 12.5 4.85 2.823 88.9 F1 2.23 S-40 5.49 12.5 4.80 2.584 114.3 F1 2.41 S-40 6.02 12.5 5.27 2.866 168.3 F1 2.79 S-40 7.11 12.5 6.22 3.438 219.1 F1 3.15 S-40 8.18 12.5 7.16 4.01
10 273.1 F1 3.53 S-40 9.27 12.5 8.11 4.5812 323.9 F1 3.89 STD 9.53 12.5 8.34 4.4514 355.6 F1 4.11 STD 9.53 12.5 8.34 4.2216 406.4 F1 4.47 STD 9.53 12.5 8.34 3.8618 457 F1 4.83 STD 9.53 12.5 8.34 3.5120 508 F1 5.19 STD 9.53 12.5 8.34 3.1522 559 F1 5.55 STD 9.53 12.5 8.34 2.7924 610 F1 5.91 STD 9.53 12.5 8.34 2.4226 660 - - - -28 711 - - - -30 762 F2 7.27 XS 12.70 12.5 11.11 3.8432 813 - - - -34 864 - - - -36 914 F3 6.27 XS 12.70 12.5 11.11 4.8438 965 - - - -40 1016 - - - -42 1067 - - - -44 1118 - - - -46 1168 - - - -48 1219 - - - -
(kg/cm2)
(Oc)
(kg/cm2)
P.D t = + CA 2(S.E + P.Y)
document.xls A1D Sheet 3 of 13
Note 1.This Licensor's pipe thickness is not full flange rated. We consider line condition on the line list.
document.xls A1E Sheet 4 of 13
CALCULATION OF PIPE WALL THICKNESS FOR WELDED & SMLS PIPE
PROJECT NAME : RCC OFF GAS TO PROPYLENE PROJECTSERVICE CLASS : A1E COR. ALL.(CA) : 3.2 (MM)
PIPE PROPERTIES:Size (In.) Specification Weld Type Joint Eff.(E)1/2 ~ 24 A106 GR. B SMLS 1 [F1]
Size (In.) 1/2 ~ 24P 20T 38S 1406Y 0.4
[F1]
EQUATION : WHERE,
(ASME B31.3) t = PRESSURE DESIGN THICKNESSD = OUTSIDE DIAMETER OF PIPES = ALLOWABLE STRESS OF PIPEP = DESIGN PRESSURET = DESIGN TEMPERATUREY = FACTOR
CA = CORROSION ALLOWANCEE = WELDING JOINT FACTOR
NPS D Design Calc. Thick. Nominal Thick. Thick. Tol. Min. Thick Thick.
(Inch.) (mm) Condition t (mm) SCH. NO. (mm) (%) (mm) Allow. (mm)
0.5 21.3 F1 3.35 S-160 4.78 12.5 4.18 0.830.75 26.7 F1 3.39 S-80 3.91 12.5 3.42 0.03
1 33.4 F1 3.44 S-80 4.55 12.5 3.98 0.551.5 48.3 F1 3.54 S-80 5.08 12.5 4.45 0.90
2 60.3 F1 3.63 S-80 5.54 12.5 4.85 1.223 88.9 F1 3.83 S-40 5.49 12.5 4.80 0.984 114.3 F1 4.01 S-40 6.02 12.5 5.27 1.266 168.3 F1 4.39 S-40 7.11 12.5 6.22 1.838 219.1 F1 4.75 S-40 8.18 12.5 7.16 2.41
10 273.1 F1 5.13 S-40 9.27 12.5 8.11 2.9812 323.9 F1 5.49 STD 9.53 12.5 8.34 2.8514 355.6 F1 5.71 STD 9.53 12.5 8.34 2.6216 406.4 F1 6.07 STD 9.53 12.5 8.34 2.2618 457 F1 6.43 STD 9.53 12.5 8.34 1.9120 508 F1 6.79 STD 9.53 12.5 8.34 1.5522 559 F1 7.15 STD 9.53 12.5 8.34 1.1924 610 F1 7.51 STD 9.53 12.5 8.34 0.8226 660 - - - -28 711 - - - -30 762 - - - -32 813 - - - -34 864 - - - -36 914 - - - -38 965 - - - -40 1016 - - - -42 1067 - - - -44 1118 - - - -46 1168 - - - -48 1219 - - - -
(kg/cm2)
(Oc)
(kg/cm2)
P.D t = + CA 2(S.E + P.Y)
document.xls A1K Sheet 5 of 13
CALCULATION OF PIPE WALL THICKNESS FOR WELDED & SMLS PIPE
PROJECT NAME : RCC OFF GAS TO PROPYLENE PROJECTSERVICE CLASS : A1K COR. ALL.(CA) : 3.2 (MM)
PIPE PROPERTIES:Size (In.) Specification Weld Type Joint Eff.(E)1/2 ~ 24 A106 GR. B SMLS 1 [F1]
26 ~ 30 API 5L Gr. B DSAW 0.95 [F2]
(note 1)Size (In.) 1/2 ~ 24 26 ~ 30
P 20 3.5T 38 427S 1406 759.3Y 0.4 0.4
[F1] [F2]
EQUATION : WHERE,
(ASME B31.3) t = PRESSURE DESIGN THICKNESSD = OUTSIDE DIAMETER OF PIPES = ALLOWABLE STRESS OF PIPEP = DESIGN PRESSURET = DESIGN TEMPERATUREY = FACTOR
CA = CORROSION ALLOWANCEE = WELDING JOINT FACTOR
NPS D Design Calc. Thick. Nominal Thick. Thick. Tol. Min. Thick Thick.
(Inch.) (mm) Condition t (mm) SCH. NO. (mm) (%) (mm) Allow. (mm)
0.5 21.3 F1 3.35 S-160 4.78 12.5 4.18 0.830.75 26.7 F1 3.39 S-80 3.91 12.5 3.42 0.03
1 33.4 F1 3.44 S-80 4.55 12.5 3.98 0.551.5 48.3 F1 3.54 S-80 5.08 12.5 4.45 0.90
2 60.3 F1 3.63 S-80 5.54 12.5 4.85 1.223 88.9 F1 3.83 S-40 5.49 12.5 4.80 0.984 114.3 F1 4.01 S-40 6.02 12.5 5.27 1.266 168.3 F1 4.39 S-40 7.11 12.5 6.22 1.838 219.1 F1 4.75 S-40 8.18 12.5 7.16 2.41
10 273.1 F1 5.13 S-40 9.27 12.5 8.11 2.9812 323.9 F1 5.49 STD 9.53 12.5 8.34 2.8514 355.6 F1 5.71 STD 9.53 12.5 8.34 2.6216 406.4 F1 6.07 STD 9.53 12.5 8.34 2.2618 457 F1 6.43 STD 9.53 12.5 8.34 1.9120 508 F1 6.79 STD 9.53 12.5 8.34 1.5522 559 F1 7.15 STD 9.53 12.5 8.34 1.1924 610 F1 7.51 STD 9.53 12.5 8.34 0.8226 660 F2 4.80 STD 9.53 12.5 8.34 3.5428 711 F2 4.92 STD 9.53 12.5 8.34 3.4230 762 F2 5.05 STD 9.53 12.5 8.34 3.2932 813 - - - -34 864 - - - -36 914 - - - -38 965 - - - -40 1016 - - - -42 1067 - - - -44 1118 - - - -46 1168 - - - -48 1219 - - - -
(kg/cm2)
(Oc)
(kg/cm2)
P.D t = + CA 2(S.E + P.Y)
1
1
1
document.xls A1K Sheet 6 of 13
Note 1.This Licensor's pipe thickness is not full flange rated. We consider line condition on the line list.
document.xls A1MR Sheet 7 of 13
CALCULATION OF PIPE WALL THICKNESS FOR WELDED & SMLS PIPE
PROJECT NAME : RCC OFF GAS TO PROPYLENE PROJECTSERVICE CLASS : A1MR COR. ALL.(CA) : 3.2 (MM)
PIPE PROPERTIES:Size (In.) Specification Weld Type Joint Eff.(E)1/2 ~ 24 A106 GR. B SMLS 1 [F1]
Size (In.) 1/2 ~ 24P 20T 38S 1406Y 0.4
[F1]
EQUATION : WHERE,
(ASME B31.3) t = PRESSURE DESIGN THICKNESSD = OUTSIDE DIAMETER OF PIPES = ALLOWABLE STRESS OF PIPEP = DESIGN PRESSURET = DESIGN TEMPERATUREY = FACTOR
CA = CORROSION ALLOWANCEE = WELDING JOINT FACTOR
NPS D Design Calc. Thick. Nominal Thick. Thick. Tol. Min. Thick Thick.
(Inch.) (mm) Condition t (mm) SCH. NO. (mm) (%) (mm) Allow. (mm)
0.5 21.3 F1 3.35 S-160 4.78 12.5 4.18 0.830.75 26.7 F1 3.39 S-80 3.91 12.5 3.42 0.03
1 33.4 F1 3.44 S-80 4.55 12.5 3.98 0.551.5 48.3 F1 3.54 S-80 5.08 12.5 4.45 0.90
2 60.3 F1 3.63 S-80 5.54 12.5 4.85 1.223 88.9 F1 3.83 S-40 5.49 12.5 4.80 0.984 114.3 F1 4.01 S-40 6.02 12.5 5.27 1.266 168.3 F1 4.39 S-40 7.11 12.5 6.22 1.838 219.1 F1 4.75 S-40 8.18 12.5 7.16 2.41
10 273.1 F1 5.13 S-40 9.27 12.5 8.11 2.9812 323.9 F1 5.49 STD 9.53 12.5 8.34 2.8514 355.6 F1 5.71 STD 9.53 12.5 8.34 2.6216 406.4 F1 6.07 STD 9.53 12.5 8.34 2.2618 457 F1 6.43 STD 9.53 12.5 8.34 1.9120 508 F1 6.79 STD 9.53 12.5 8.34 1.5522 559 F1 7.15 STD 9.53 12.5 8.34 1.1924 610 F1 7.51 STD 9.53 12.5 8.34 0.8226 660 - - - -28 711 - - - -30 762 - - - -32 813 - - - -34 864 - - - -36 914 - - - -38 965 - - - -40 1016 - - - -42 1067 - - - -44 1118 - - - -46 1168 - - - -48 1219 - - - -
(kg/cm2)
(Oc)
(kg/cm2)
P.D t = + CA 2(S.E + P.Y)
document.xls A1N Sheet 8 of 13
CALCULATION OF PIPE WALL THICKNESS FOR WELDED & SMLS PIPE
PROJECT NAME : RCC OFF GAS TO PROPYLENE PROJECTSERVICE CLASS : A1N COR. ALL.(CA) : 3.2 (MM)
PIPE PROPERTIES:Size (In.) Specification Weld Type Joint Eff.(E)1/2 ~ 24 A106 GR. B SMLS 1 [F1]
Size (In.) 1/2 ~ 24P 20T 38S 1406Y 0.4
[F1]
EQUATION : WHERE,
(ASME B31.3) t = PRESSURE DESIGN THICKNESSD = OUTSIDE DIAMETER OF PIPES = ALLOWABLE STRESS OF PIPEP = DESIGN PRESSURET = DESIGN TEMPERATUREY = FACTOR
CA = CORROSION ALLOWANCEE = WELDING JOINT FACTOR
NPS D Design Calc. Thick. Nominal Thick. Thick. Tol. Min. Thick Thick.
(Inch.) (mm) Condition t (mm) SCH. NO. (mm) (%) (mm) Allow. (mm)
0.5 21.3 F1 3.35 S-160 4.78 12.5 4.18 0.830.75 26.7 F1 3.39 S-80 3.91 12.5 3.42 0.03
1 33.4 F1 3.44 S-80 4.55 12.5 3.98 0.551.5 48.3 F1 3.54 S-80 5.08 12.5 4.45 0.90
2 60.3 F1 3.63 S-80 5.54 12.5 4.85 1.223 88.9 F1 3.83 S-40 5.49 12.5 4.80 0.984 114.3 F1 4.01 S-40 6.02 12.5 5.27 1.266 168.3 F1 4.39 S-40 7.11 12.5 6.22 1.838 219.1 F1 4.75 S-40 8.18 12.5 7.16 2.41
10 273.1 F1 5.13 S-40 9.27 12.5 8.11 2.9812 323.9 F1 5.49 STD 9.53 12.5 8.34 2.8514 355.6 F1 5.71 STD 9.53 12.5 8.34 2.6216 406.4 F1 6.07 STD 9.53 12.5 8.34 2.2618 457 F1 6.43 STD 9.53 12.5 8.34 1.9120 508 F1 6.79 STD 9.53 12.5 8.34 1.5522 559 F1 7.15 STD 9.53 12.5 8.34 1.1924 610 F1 7.51 STD 9.53 12.5 8.34 0.8226 660 - - - -28 711 - - - -30 762 - - - -32 813 - - - -34 864 - - - -36 914 - - - -38 965 - - - -40 1016 - - - -42 1067 - - - -44 1118 - - - -46 1168 - - - -48 1219 - - - -
(kg/cm2)
(Oc)
(kg/cm2)
P.D t = + CA 2(S.E + P.Y)
document.xls A1NR Sheet 9 of 13
CALCULATION OF PIPE WALL THICKNESS FOR WELDED & SMLS PIPE
PROJECT NAME : RCC OFF GAS TO PROPYLENE PROJECTSERVICE CLASS : A1NR COR. ALL.(CA) : 3.2 (MM)
PIPE PROPERTIES:Size (In.) Specification Weld Type Joint Eff.(E)1/2 ~ 24 A106 GR. B SMLS 1 [F1]
Size (In.) 1/2 ~ 24P 20T 38S 1406Y 0.4
[F1]
EQUATION : WHERE,
(ASME B31.3) t = PRESSURE DESIGN THICKNESSD = OUTSIDE DIAMETER OF PIPES = ALLOWABLE STRESS OF PIPEP = DESIGN PRESSURET = DESIGN TEMPERATUREY = FACTOR
CA = CORROSION ALLOWANCEE = WELDING JOINT FACTOR
NPS D Design Calc. Thick. Nominal Thick. Thick. Tol. Min. Thick Thick.
(Inch.) (mm) Condition t (mm) SCH. NO. (mm) (%) (mm) Allow. (mm)
0.5 21.3 F1 3.35 S-160 4.78 12.5 4.18 0.830.75 26.7 F1 3.39 S-80 3.91 12.5 3.42 0.03
1 33.4 F1 3.44 S-80 4.55 12.5 3.98 0.551.5 48.3 F1 3.54 S-80 5.08 12.5 4.45 0.90
2 60.3 F1 3.63 S-80 5.54 12.5 4.85 1.223 88.9 F1 3.83 S-40 5.49 12.5 4.80 0.984 114.3 F1 4.01 S-40 6.02 12.5 5.27 1.266 168.3 F1 4.39 S-40 7.11 12.5 6.22 1.838 219.1 F1 4.75 S-40 8.18 12.5 7.16 2.41
10 273.1 F1 5.13 S-40 9.27 12.5 8.11 2.9812 323.9 F1 5.49 STD 9.53 12.5 8.34 2.8514 355.6 F1 5.71 STD 9.53 12.5 8.34 2.6216 406.4 F1 6.07 STD 9.53 12.5 8.34 2.2618 457 F1 6.43 STD 9.53 12.5 8.34 1.9120 508 F1 6.79 STD 9.53 12.5 8.34 1.5522 559 F1 7.15 STD 9.53 12.5 8.34 1.1924 610 F1 7.51 STD 9.53 12.5 8.34 0.8226 660 - - - -28 711 - - - -30 762 - - - -32 813 - - - -34 864 - - - -36 914 - - - -38 965 - - - -40 1016 - - - -42 1067 - - - -44 1118 - - - -46 1168 - - - -48 1219 - - - -
(kg/cm2)
(Oc)
(kg/cm2)
P.D t = + CA 2(S.E + P.Y)
document.xls A2A Sheet 10 of 13
CALCULATION OF PIPE WALL THICKNESS FOR WELDED & SMLS PIPE
PROJECT NAME : RCC OFF GAS TO PROPYLENE PROJECTSERVICE CLASS : A2A COR. ALL.(CA) : 1.6 (MM)
PIPE PROPERTIES:Size (In.) Specification Weld Type Joint Eff.(E)1/2 ~ 24 A333 GR. 6 SMLS 1 [F1]
30 A671 GR. CC60 CL.22 EFW 1 [F2]
36 A671 GR. CC60 CL.22 EFW 1 [F3]
Size (In.) 1/2 ~ 24 30 36P 20 20 20T 38 38 38S 1406 1406 1406Y 0.4 0.4 0.4
[F1] [F2] [F3]
EQUATION : WHERE,
(ASME B31.3) t = PRESSURE DESIGN THICKNESSD = OUTSIDE DIAMETER OF PIPES = ALLOWABLE STRESS OF PIPEP = DESIGN PRESSURET = DESIGN TEMPERATUREY = FACTOR
CA = CORROSION ALLOWANCEE = WELDING JOINT FACTOR
NPS D Design Calc. Thick. Nominal Thick. Thick. Tol. Min. Thick Thick.
(Inch.) (mm) Condition t (mm) SCH. NO. (mm) (%) (mm) Allow. (mm)
0.5 21.3 F1 1.75 S-80 3.73 12.5 3.26 1.510.75 26.7 F1 1.79 S-80 3.91 12.5 3.42 1.63
1 33.4 F1 1.84 S-80 4.55 12.5 3.98 2.151.5 48.3 F1 1.94 S-80 5.08 12.5 4.45 2.50
2 60.3 F1 2.03 S-80 5.54 12.5 4.85 2.823 88.9 F1 2.23 S-40 5.49 12.5 4.80 2.584 114.3 F1 2.41 S-40 6.02 12.5 5.27 2.866 168.3 F1 2.79 S-40 7.11 12.5 6.22 3.438 219.1 F1 3.15 S-40 8.18 12.5 7.16 4.01
10 273.1 F1 3.53 S-40 9.27 12.5 8.11 4.5812 323.9 F1 3.89 STD 9.53 12.5 8.34 4.4514 355.6 F1 4.11 STD 9.53 12.5 8.34 4.2216 406.4 F1 4.47 STD 9.53 12.5 8.34 3.8618 457 F1 4.83 STD 9.53 12.5 8.34 3.5120 508 F1 5.19 STD 9.53 12.5 8.34 3.1522 559 F1 5.55 STD 9.53 12.5 8.34 2.7924 610 F1 5.91 STD 9.53 12.5 8.34 2.4226 660 - - - -28 711 - - - -30 762 F2 6.99 STD 9.53 0.3 MM 9.23 2.2432 813 - - - -34 864 - - - -36 914 F3 8.06 STD 9.53 0.3 MM 9.23 1.1738 965 - - - -40 1016 - - - -42 1067 - - - -44 1118 - - - -46 1168 - - - -48 1219 - - - -
(kg/cm2)
(Oc)
(kg/cm2)
P.D t = + CA 2(S.E + P.Y)
document.xls A21L Sheet 11 of 13
CALCULATION OF PIPE WALL THICKNESS FOR WELDED & SMLS PIPE
PROJECT NAME : RCC OFF GAS TO PROPYLENE PROJECTSERVICE CLASS : A21L COR. ALL.(CA) : 0 (MM)
PIPE PROPERTIES:Size (In.) Specification Weld Type Joint Eff.(E)
1/2 ~ 2 A312 GR. TP 304 SMLS 1 [F1]
3 ~ 24 A312 GR. TP 304 EFW 0.8 [F2]
30 EFW 0.85 [F3]
Size (In.) 1/2 ~ 2 3 ~ 24 30P 19 19 19T 38 38 38S 1406 1406 1406Y 0.4 0.4 0.4
[F1] [F2] [F3]
EQUATION : WHERE,
(ASME B31.3) t = PRESSURE DESIGN THICKNESSD = OUTSIDE DIAMETER OF PIPES = ALLOWABLE STRESS OF PIPEP = DESIGN PRESSURET = DESIGN TEMPERATUREY = FACTOR
CA = CORROSION ALLOWANCEE = WELDING JOINT FACTOR
NPS D Design Calc. Thick. Nominal Thick. Thick. Tol. Min. Thick Thick.
(Inch.) (mm) Condition t (mm) SCH. NO. (mm) (%) (mm) Allow. (mm)
0.5 21.3 F1 0.14 S-40S 2.77 12.5 2.42 2.280.75 26.7 F1 0.18 S-40S 2.87 12.5 2.51 2.33
1 33.4 F1 0.22 S-40S 3.38 12.5 2.96 2.731.5 48.3 F1 0.32 S-40S 3.68 12.5 3.22 2.90
2 60.3 F1 0.41 S-40S 3.91 12.5 3.42 3.023 88.9 F2 0.75 S-10S 3.05 12.5 2.67 1.924 114.3 F2 0.96 S-10S 3.05 12.5 2.67 1.716 168.3 F2 1.41 S-10S 3.40 12.5 2.98 1.568 219.1 F2 1.84 S-10S 3.76 12.5 3.29 1.45
10 273.1 F2 2.29 S-10S 4.19 12.5 3.67 1.3812 323.9 F2 2.72 S-10S 4.57 12.5 4.00 1.2814 355.6 F2 2.98 S-10S 4.78 12.5 4.18 1.2016 406.4 F2 3.41 S-10S 4.78 12.5 4.18 0.7718 457 F2 3.83 S-10S 4.78 12.5 4.18 0.3520 508 F2 4.26 S-10S 5.54 12.5 4.85 0.5922 559 F2 4.69 S-10S 5.54 12.5 4.85 0.1624 610 F2 5.12 S-10S 6.35 12.5 5.56 0.4426 660 - - - -28 711 - - - -30 762 F3 6.02 S-10S 7.92 0.3 MM 7.62 1.6032 813 - - - -34 864 - - - -36 914 - - - -38 965 - - - -40 1016 - - - -42 1067 - - - -44 1118 - - - -46 1168 - - - -48 1219 - - - -
A358 GR. 304, DW
(kg/cm2)
(Oc)
(kg/cm2)
P.D t = + CA 2(S.E + P.Y)
document.xls A54A Sheet 12 of 13
CALCULATION OF PIPE WALL THICKNESS FOR WELDED & SMLS PIPE
PROJECT NAME : RCC OFF GAS TO PROPYLENE PROJECTSERVICE CLASS : A54A COR. ALL.(CA) : 1.6 (MM)
PIPE PROPERTIES: Size (In.) Specification Weld Type Joint Eff.(E)1/2 ~ 24 A335 GR. P11 SMLS 1 [F1]
Size (In.) 1/2 ~ 24
P 20.2 T 420S 1057.41Y 0.4
[F1]
EQUATION : WHERE,
(ASME B31.3) t = PRESSURE DESIGN THICKNESSD = OUTSIDE DIAMETER OF PIPES = ALLOWABLE STRESS OF PIPEP = DESIGN PRESSURET = DESIGN TEMPERATUREY = FACTOR
CA = CORROSION ALLOWANCEE = WELDING JOINT FACTOR
NPS D Design Calc. Thick. Nominal Thick. Thick. Tol. Min. Thick Thick.
(Inch.) (mm) Condition t (mm) SCH. NO. (mm) (%) (mm) Allow. (mm)
0.5 21.3 F1 1.80 S-80 3.73 12.5 3.26 1.460.75 26.7 F1 1.85 S-80 3.91 12.5 3.42 1.57
1 33.4 F1 1.92 S-80 4.55 12.5 3.98 2.061.5 48.3 F1 2.06 S-80 5.08 12.5 4.45 2.39
2 60.3 F1 2.17 S-80 5.54 12.5 4.85 2.683 88.9 F1 2.44 S-40 5.49 12.5 4.80 2.364 114.3 F1 2.68 S-40 6.02 12.5 5.27 2.586 168.3 F1 3.20 S-40 7.11 12.5 6.22 3.038 219.1 F1 3.68 S-40 8.18 12.5 7.16 3.48
10 273.1 F1 4.19 S-40 9.27 12.5 8.11 3.9212 323.9 F1 4.67 STD 9.53 12.5 8.34 3.6714 355.6 F1 4.97 STD 9.53 12.5 8.34 3.3716 406.4 F1 5.45 STD 9.53 12.5 8.34 2.8918 457 F1 5.93 STD 9.53 12.5 8.34 2.4120 508 F1 6.42 STD 9.53 12.5 8.34 1.9222 559 F1 6.90 STD 9.53 12.5 8.34 1.4424 610 F1 7.38 STD 9.53 12.5 8.34 0.9626 660 - - - -28 711 - - - -30 762 - - - -32 813 - - - -34 864 - - - -36 914 - - - -38 965 - - - -40 1016 - - - -42 1067 - - - -44 1118 - - - -46 1168 - - - -48 1219 - - - -
(kg/cm2)
(Oc)
(kg/cm2)
P.D t = + CA 2(S.E + P.Y)
document.xls A1NRX Sheet 13 of 13
CALCULATION OF PIPE WALL THICKNESS FOR WELDED & SMLS PIPE
PROJECT NAME : RCC OFF GAS TO PROPYLENE PROJECTSERVICE CLASS : A1NRX COR. ALL.(CA) : 3.2 (MM)
PIPE PROPERTIES:Size (In.) Specification Weld Type Joint Eff.(E)1/2 ~ 24 A106 GR. B SMLS 1 [F1]
Size (In.) 1/2 ~ 24P 20T 38S 1406Y 0.4
[F1]
EQUATION : WHERE,
(ASME B31.3) t = PRESSURE DESIGN THICKNESSD = OUTSIDE DIAMETER OF PIPES = ALLOWABLE STRESS OF PIPEP = DESIGN PRESSURET = DESIGN TEMPERATUREY = FACTOR
CA = CORROSION ALLOWANCEE = WELDING JOINT FACTOR
NPS D Design Calc. Thick. Nominal Thick. Thick. Tol. Min. Thick Thick.
(Inch.) (mm) Condition t (mm) SCH. NO. (mm) (%) (mm) Allow. (mm)
0.5 21.3 F1 3.35 S-160 4.78 12.5 4.18 0.830.75 26.7 F1 3.39 S-80 3.91 12.5 3.42 0.03
1 33.4 F1 3.44 S-80 4.55 12.5 3.98 0.551.5 48.3 F1 3.54 S-80 5.08 12.5 4.45 0.90
2 60.3 F1 3.63 S-80 5.54 12.5 4.85 1.223 88.9 F1 3.83 S-40 5.49 12.5 4.80 0.984 114.3 F1 4.01 S-40 6.02 12.5 5.27 1.266 168.3 F1 4.39 S-40 7.11 12.5 6.22 1.838 219.1 F1 4.75 S-40 8.18 12.5 7.16 2.41
10 273.1 F1 5.13 S-40 9.27 12.5 8.11 2.9812 323.9 F1 5.49 STD 9.53 12.5 8.34 2.8514 355.6 F1 5.71 STD 9.53 12.5 8.34 2.6216 406.4 F1 6.07 STD 9.53 12.5 8.34 2.2618 457 F1 6.43 STD 9.53 12.5 8.34 1.9120 508 F1 6.79 STD 9.53 12.5 8.34 1.5522 559 F1 7.15 STD 9.53 12.5 8.34 1.1924 610 F1 7.51 STD 9.53 12.5 8.34 0.8226 660 - - - -28 711 - - - -30 762 - - - -32 813 - - - -34 864 - - - -36 914 - - - -38 965 - - - -40 1016 - - - -42 1067 - - - -44 1118 - - - -46 1168 - - - -48 1219 - - - -
(kg/cm2)
(Oc)
(kg/cm2)
P.D t = + CA 2(S.E + P.Y)
1
