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HARVEL CPVC PIPE
IRRIGATION
Schedule 40 NSF**
Nominal
Pipe Size Average Nominal Max. W.P.
(In.) O.D. I.D. Min.Wall Wt./Ft PSI*
1/4 0.540 0.354 0.088 0.091 780
3/8 0.540 0.483 0.091 0.122 620
1/2 0.840 0.608 0.109 0.180 590
3/4 1.050 0.810 0.133 0.239 480
1 1.315 1.033 0.133 0.352 450
1 1/4 1.660 1.364 0.140 0.475 365
1 1/2 1.900 1.592 0.145 0.568 330
2 2.375 2.049 0.154 0.761 275
2 1/2 2.875 2.445 .203 1.201 300
3 3.500 3.042 0.216 1.572 260
3 1/2 4.000 3.520 0.226 1.905 240
4 4.500 3.998 0.237 2.239 220
6 6.625 6.031 0.280 3.945 180
8 8.625 7.943 0.322 5.958 160
10 10.750 9.976 0.365 8.458 140
12 12.750 11.890 0.406 11.172 130
Schedule 80 NSF**
Nominal Max. W.P. Max. W.P.
Pipe Size Average Nominal PSI* PSI*
(In.) O.D. I.D. Min.Wall Wt./Ft Plain End Threaded
1/4 0.540 0.288 0.119 0.112 1130 565
3/8 0.540 0.407 0.126 0.154 920 460
1/2 0.840 0.528 0.147 0.225 850 425
3/4 1.050 0.724 0.154 0.305 690 345
1 1.315 0.935 0.179 0.449 630 315
1 1/4 1.660 1.364 0.140 0.475 365 260
1 1/2 1.900 1.592 0.145 0.568 330 235
2 2.375 2.049 0.154 0.761 275 200
2 1/2 2.875 2.445 .203 1.201 300 210
3 3.500 3.042 0.216 1.572 260 185
3 1/2 4.000 3.520 0.226 1.905 240 175
4 4.500 3.998 0.237 2.239 220 160
6 6.625 6.031 0.280 3.945 180 140
8 8.625 7.943 0.322 5.958 160 125
10 10.750 9.976 0.365 8.458 140 115
12 12.750 11.890 0.406 11.172 130 115
PVC PIPE
To be applied to 73.4 F
working pressures with
water for SDR, Schedules
40, 80, and 120
PVC pipe, either Type
1120 2110.
Working
Temp. (F)
De-Rating
Factor
73 1.00
80 0.88
90 0.75
100 0.62
110 0.51
120 0.40
130** 0.31
140** 0.22
Temperature De-Rating Factors
CPVC PIPE
To be applied to 73.4 F
Working De-Rating
working pressures with
Temp. (F) Factor
water for Schedules 40, 73 1.00
80 CPVC pipe.
110 0.72
120 0.65
130 0.57
140** 0.50
150** 0.42
160** 0.40
170** 0.29
180** 0.25
200** 0.20
*Water at 73.4 F. Standard length 20 feet,
plain end.
Schedules 40 and 80 CPVC pipe meet ASTM
Standard 1784 for materials and F-441 (formerly
1785) for pipe. Sizes preceded by are not normally
carried in stock.
**Pipe should not be threaded. Use flanged
joints, unions, or victaulic rolled groove couplings
where disassembly is necessary. Operating
temperatures above 140F for PVC and
200 F are not recommended.
For Chemical Resistance Charts, log onto our website at www.ewing1.com and navigate to
resources / technical references / chemical resistance guide.
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Irrigation Golf Industrial 3441 E. HARBOUR DRIVE • PHOENIX, AZ 85034