Page 589 - 2018_IRC

FUEL GAS

TABLE G2413.4(8) [402.4(22)] Gas Natural
POLYETHYLENE PLASTIC PIPE
Inlet Pressure 2.0 psi
Pressure Drop 1.0 psi
Specific Gravity 0.60
PIPE SIZE (inches)
1
Nominal OD 1 / 2 3 / 4 1 1 1 / 4 1 / 2 2
Designation SDR 9 SDR 11 SDR 11 SDR 10 SDR 11 SDR 11
Actual ID 0.660 0.860 1.077 1.328 1.554 1.943
Length (ft) Capacity in Cubic Feet of Gas per Hour
10 1,860 3,720 6,710 11,600 17,600 31,600
20 1,280 2,560 4,610 7,990 12,100 21,700
30 1,030 2,050 3,710 6,420 9,690 17,400
40 878 1,760 3,170 5,490 8,300 14,900
50 778 1,560 2,810 4,870 7,350 13,200
60 705 1,410 2,550 4,410 6,660 12,000
70 649 1,300 2,340 4,060 6,130 11,000
80 603 1,210 2,180 3,780 5,700 10,200
90 566 1,130 2,050 3,540 5,350 9,610
100 535 1,070 1,930 3,350 5,050 9,080
125 474 949 1,710 2,970 4,480 8,050
150 429 860 1,550 2,690 4,060 7,290
175 395 791 1,430 2,470 3,730 6,710
200 368 736 1,330 2,300 3,470 6,240
250 326 652 1,180 2,040 3,080 5,530
300 295 591 1,070 1,850 2,790 5,010
350 272 544 981 1,700 2,570 4,610
400 253 506 913 1,580 2,390 4,290
450 237 475 856 1,480 2,240 4,020
500 224 448 809 1,400 2,120 3,800
550 213 426 768 1,330 2,010 3,610
600 203 406 733 1,270 1,920 3,440
650 194 389 702 1,220 1,840 3,300
700 187 374 674 1,170 1,760 3,170
750 180 360 649 1,130 1,700 3,050
800 174 348 627 1,090 1,640 2,950
850 168 336 607 1,050 1,590 2,850
900 163 326 588 1,020 1,540 2,770
950 158 317 572 990 1,500 2,690
1,000 154 308 556 963 1,450 2,610
1,100 146 293 528 915 1,380 2,480
1,200 139 279 504 873 1,320 2,370
1,300 134 267 482 836 1,260 2,270
1,400 128 257 463 803 1,210 2,180
1,500 124 247 446 773 1,170 2,100
1,600 119 239 431 747 1,130 2,030
1,700 115 231 417 723 1,090 1,960
1,800 112 224 404 701 1,060 1,900
1,900 109 218 393 680 1,030 1,850
2,000 106 212 382 662 1,000 1,800
For SI: 1 inch = 25.4 mm, 1 foot = 304.8 mm, 1 pound per square inch = 6.895 kPa, 1-inch water column = 0.2488 kPa,
3
1 British thermal unit per hour = 0.2931 W, 1 cubic foot per hour = 0.0283 m /h, 1 degree = 0.01745 rad.
Note: Table entries have been rounded to three significant digits.

564 2018 INTERNATIONAL RESIDENTIAL CODE ®
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