20 Nominal Outside Outside Diameter Diameter of Pipe (inches) (inches) D E 1.00 Joint Efficiency Efficiency from from table 1102.4.3 1102.4.3 S= 0. 0.80 E x Minimum yield strength of pipe S 48000 Allowable Stress Value per paragraph 1103.2.1 t = 0.500 inch Pipe Pipe spec specif ific icat atio ion n A139 Grade B spiral welded 35,000 minimum yield strength of pipe
D 20 Nominal Outside Outside Diameter Diameter of Pipe (inches) (inches) E 0.80 Joint Efficiency Efficiency from from table 1102.4.3 1102.4.3 S= 0. 0.80 E x Minimum yield strength of pipe S 22400 Allowable Stress Value per paragraph 1103.2.1 t = 1.071 inch Pipe Pipe spec specif ific icat atio ion n A139 Grade C spiral welded 42,000 minimum yield strength of pipe
D 30 Nominal Outside Outside Diameter Diameter of Pipe (inches) (inches) E 1.00 Joint Efficiency Efficiency from from table 1102.4.3 1102.4.3 S= 0. 0.80 E x Minimum yield strength of pipe S 33600 Allowable Stress Value per paragraph 1103.2.1 t = 0.290 inch
Formula
t=
PiD 2S
Pipe Pipe spec specif ific ica a A139 Grade 46,000
t Pi
0.815 2400
20 D E 0.80 S= 0. 0.80 E S 29440 t = 0.815 Pipe Pipe spec specif ific ica a A139 Grade 52,000
t Pi
0.721 2400
D 20 E 0.80 S= 0. 0.80 E S 33280 t = 0.721 Pipe Pipe spec specif ific ica a API 5L X65 El 65,000
t Pi
0.188 650
D 30 E 1.00 S= 0. 0.80 E S 52000 t = 0.188
ion spiral welded minimum yield strength of pipe Design wall thickness of pipe Internal Design Pressure Nominal Outside Diameter of Pipe (inches) Joint Efficiency from table 1102.4.3
Minimum yield strength of pipe Allowable Stress Value per paragraph 1103.2.1 inch
ion spiral welded minimum yield strength of pipe Design wall thickness of pipe Internal Design Pressure Nominal Outside Diameter of Pipe (inches) Joint Efficiency from table 1102.4.3
Minimum yield strength of pipe Allowable Stress Value per paragraph 1103.2.1 inch
ion ectric resistance welded minimum yield strength of pipe Design wall thickness of pipe Internal Design Pressure Nominal Outside Diameter of Pipe (inches) Joint Efficiency from table 1102.4.3
Minimum yield strength of pipe Allowable Stress Value per paragraph 1103.2.1 inch