Volume correction factors—liquefied petroleum gas or propane at various densities

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Disclaimer:

These tables are intended for inspection purposes only and may not be suitable in determining corrections for trade transactions of bulk commodities. Please consult the API or other suitable sources for other uses.

Original – June 2019

Density at 15 °C = 500, 505 and 510 kg/m3 (derived from table ASTM-IP 54, 1986)
Refer to bulletin V-18 for more information on product classes.

This table shows the correction for the effects of temperature on the liquid. This correction is normally referred to as Ctl.

Volume correction factors for use with liquefied petroleum gas or propane at various densities
Temperature °C (corrected) Observed density kg/m3 (corrected) Temperature °C (corrected) Observed density kg/m3 (corrected)
500 505 510 500 505 510
−40.0 1.1459 1.1430 1.1398 40.0 0.9185 0.9202 0.9224
−39.5 1.1447 1.1418 1.1386 39.5 0.9203 0.9220 0.9241
−39.0 1.1435 1.1407 1.1375 39.0 0.9221 0.9237 0.9258
−38.5 1.1423 1.1395 1.1363 38.5 0.9238 0.9255 0.9275
−38.0 1.1411 1.1383 1.1351 38.0 0.9256 0.9272 0.9292
−37.5 1.1399 1.1371 1.1340 37.5 0.9274 0.9289 0.9308
−37.0 1.1387 1.1359 1.1328 37.0 0.9291 0.9306 0.9325
−36.5 1.1374 1.1347 1.1317 36.5 0.9309 0.9323 0.9342
−36.0 1.1362 1.1335 1.1305 36.0 0.9326 0.9340 0.9358
−35.5 1.1350 1.1323 1.1293 35.5 0.9343 0.9357 0.9374
−35.0 1.1338 1.1312 1.1282 35.0 0.9360 0.9374 0.9391
−34.5 1.1326 1.1300 1.1270 34.5 0.9377 0.9391 0.9407
−34.0 1.1314 1.1288 1.1258 34.0 0.9395 0.9407 0.9423
−33.5 1.1301 1.1276 1.1246 33.5 0.9412 0.9424 0.9439
−33.0 1.1289 1.1264 1.1235 33.0 0.9429 0.9441 0.9455
−32.5 1.1277 1.1252 1.1223 32.5 0.9445 0.9457 0.9472
−32.0 1.1265 1.1240 1.1211 32.0 0.9462 0.9474 0.9487
−31.5 1.1252 1.1228 1.1199 31.5 0.9479 0.9490 0.9503
−31.0 1.1240 1.1215 1.1188 31.0 0.9496 0.9506 0.9519
−30.5 1.1228 1.1203 1.1176 30.5 0.9512 0.9522 0.9535
−30.0 1.1215 1.1191 1.1164 30.0 0.9529 0.9539 0.9551
−29.5 1.1203 1.1179 1.1152 29.5 0.9545 0.9555 0.9566
−29.0 1.1191 1.1167 1.1140 29.0 0.9562 0.9571 0.9582
−28.5 1.1178 1.1155 1.1128 28.5 0.9578 0.9587 0.9598
28.0 1.1166 1.1143 1.1116 28.0 0.9594 0.9603 0.9613
−27.5 1.1153 1.1130 1.1104 27.5 0.9611 0.9619 0.9629
−27.0 1.1141 1.1118 1.1092 27.0 0.9627 0.9635 0.9644
−26.5 1.1128 1.1106 1.1080 26.5 0.9643 0.9650 0.9659
−26.0 1.1116 1.1094 1.1068 26.0 0.9659 0.9666 0.9675
−25.5 1.1103 1.1081 1.1056 25.5 0.9675 0.9682 0.9690
−25.0 1.1091 1.1069 1.1044 25.0 0.9691 0.9697 0.9705
−24.5 1.1078 1.1057 1.1032 24.5 0.9707 0.9713 0.9720
−24.0 1.1065 1.1044 1.1020 24.0 0.9723 0.9729 0.9736
−23.5 1.1053 1.1032 1.1008 23.5 0.9739 0.9744 0.9751
−23.0 1.1040 1.1020 1.0996 23.0 0.9754 0.9760 0.9766
−22.5 1.1028 1.1007 1.0984 22.5 0.9770 0.9775 0.9781
−22.0 1.1015 1.0995 1.0972 22.0 0.9786 0.9790 0.9796
−21.5 1.1002 1.0982 1.0959 21.5 0.9801 0.9805 0.9810
−21.0 1.0989 1.0970 1.0947 21.0 0.9817 0.9821 0.9825
−20.5 1.0977 1.0957 1.0935 20.5 0.9832 0.9836 0.9840
−20.0 1.0964 1.0945 1.0923 20.0 0.9848 0.9851 0.9855
−19.5 1.0951 1.0932 1.0910 19.5 0.9863 0.9866 0.9870
−19.0 1.0938 1.0920 1.0898 19.0 0.9879 0.9881 0.9884
−18.5 1.0925 1.0907 1.0886 18.5 0.9894 0.9896 0.9899
−18.0 1.0913 1.0894 1.0874 18.0 0.9909 0.9911 0.9913
−17.5 1.0900 1.0882 1.0861 17.5 0.9925 0.9926 0.9928
−17.0 1.0887 1.0869 1.0849 17.0 0.9940 0.9941 0.9942
−16.5 1.0874 1.0856 1.0836 16.5 0.9955 0.9956 0.9957
−16.0 1.0861 1.0844 1.0824 16.0 0.9970 0.9971 0.9971
−15.5 1.0848 1.0831 1.0811 15.5 0.9985 0.9985 0.9986
−15.0 1.0835 1.0818 1.0799 15.0 1.0000 1.0000 1.0000
−14.5 1.0822 1.0805 1.0787 14.5 1.0015 1.0015 1.0014
−14.0 1.0809 1.0793 1.0774 14.0 1.0030 1.0029 1.0029
−13.5 1.0796 1.0780 1.0761 13.5 1.0045 1.0044 1.0043
−13.0 1.0783 1.0767 1.0749 13.0 1.0060 1.0058 1.0057
−12.5 1.0769 1.0754 1.0736 12.5 1.0074 1.0073 1.0071
−12.0 1.0756 1.0741 1.0724 12.0 1.0089 1.0087 1.0085
−11.5 1.0743 1.0728 1.0711 11.5 1.0104 1.0102 1.0099
−11.0 1.0730 1.0715 1.0698 11.0 1.0119 1.0116 1.0113
−10.5 1.0717 1.0702 1.0686 10.5 1.0133 1.0130 1.0127
−10.0 1.0703 1.0689 1.0673 10.0 1.0148 1.0145 1.0141
−9.5 1.0690 1.0676 1.0660 9.5 1.0162 1.0159 1.0155
−9.0 1.0677 1.0663 1.0647 9.0 1.0177 1.0173 1.0169
−8.5 1.0663 1.0650 1.0635 8.5 1.0191 1.0187 1.0183
−8.0 1.0650 1.0637 1.0622 8.0 1.0206 1.0202 1.0197
−7.5 1.0637 1.0624 1.0609 7.5 1.0220 1.0216 1.0210
−7.0 1.0623 1.0611 1.0596 7.0 1.0235 1.0230 1.0224
−6.5 1.0610 1.0597 1.0583 6.5 1.0249 1.0244 1.0238
−6.0 1.0596 1.0584 1.0570 6.0 1.0263 1.0258 1.0252
−5.5 1.0583 1.0571 1.0557 5.5 1.0277 1.0272 1.0265
−5.0 1.0569 1.0558 1.0544 5.0 1.0292 1.0286 1.0279
−4.5 1.0556 1.0544 1.0531 4.5 1.0306 1.0300 1.0292
−4.0 1.0542 1.0531 1.0518 4.0 1.0320 1.0314 1.0306
−3.5 1.0528 1.0518 1.0505 3.5 1.0334 1.0327 1.0319
−3.0 1.0515 1.0504 1.0492 3.0 1.0348 1.0341 1.0333
−2.5 1.0501 1.0491 1.0479 2.5 1.0362 1.0355 1.0346
−2.0 1.0487 1.0477 1.0466 2.0 1.0376 1.0369 1.0360
−1.5 1.0473 1.0464 1.0453 1.5 1.0390 1.0382 1.0373
−1.0 1.0460 1.0450 1.0440 1.0 1.0404 1.0396 1.0386
−0.5 1.0446 1.0437 1.0426 0.5 1.0418 1.0410 1.0400
0.0 1.0432 1.0423 1.0413 0.0 1.0432 1.0423 1.0413
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