Polyethylene Tubing

Polyethylene Plastic Pipe Sizing Between First Stage and Second Stage Regulator
Polyethylene Pipe Nominal Outside Diameter (IPS) (dimensions in parenthesis are inside diameter)
Pipe Length Ft.	˝ In . SDR 9.33 0.620	ž In. SDR 11.0 0.860	1 In. SDR 11.0 1.077	1 ź In. SDR 10.0 1.328	1 ˝ In. SDR 11.0 1.554	2 In. SDR 11.0 1.943
30	2143	4292	7744	13416	20260	36402
40	1835	3673	6628	11482	17340	31155
50	1626	3256	5874	10176	15368	27612
60	1473	2950	5322	9220	13924	25019
70	1355	2714	4896	8483	12810	23017
80	1261	2525	4555	7891	11918	21413
90	1183	2369	4274	7404	11182	20091
100	1117	2238	4037	6994	10562	18978
125	990	1983	3578	6199	9361	16820
150	897	1797	3242	5616	8482	15240
175	826	1653	2983	5167	7803	14020
200	778	1539	2775	4807	7259	13043
225	721	1443	2603	4510	6811	12238
250	681	1363	2459	4260	6434	11560
275	646	1294	2336	4046	6111	10979
300	617	1235	2228	3860	5830	10474
350	576	1136	2050	3551	5363	9636
400	528	1057	1907	3304	4989	8965
450	495	992	1789	3100	4681	8411
500	468	937	1690	2928	4422	7945
600	424	849	1531	2653	4007	7199
700	390	781	1409	2441	3686	6623
800	363	726	1311	2271	3429	6161
900	340	682	1230	2131	3217	5781
1000	322	644	1162	2012	3039	5461
1500	258	517	933	1616	2441	4385
2000	221	443	798	1383	2089	3753
Note: Maximum undiluted propane capacities listed are based on 10 psi first stage setting and 1 psi pressure drop. Capacities in 1000 Btu/hr. Reference NFPA Pamphlet 58, table 11-7.

Polyethylene Plastic Tube Sizing, Sizing Between First Stage and Second Stage Regulator
	Plastic Tubing Size (CTS) (Dimensions in parenthesis ore inside diameter)
Pipe Length Ft.	˝ In . CTS SDR 7.00 (0.445)	1 In. CTS SDR 11.0 (0.927)
30	762	5225
40	653	4472
50	578	3964
60	524	3591
70	482	3304
80	448	3074
90	421	2284
100	397	2724
125	352	2414
150	319	2188
175	294	2013
200	273	1872
225	256	1757
250	242	1659
275	230	1576
300	219	1503
350	202	1383
400	188	1287
450	176	1207
500	166	1140
600	151	1033
700	139	951
800	129	884
900	121	830
1000	114	784
1500	92	629
2000	79	539
Note: Maximum undiluted propane capacities listed are based on 10 psi first stage setting and 1 psi pressure drop. Capacities in 1000 Btu/hr. Reference NFPA Pamphlet 58, table 11-8.

Polyethylene Plastic Tube Sizing, Sizing Between Single or Second Stage Regulator and Building
	Plastic Tubing Size (CTS) (Dimensions in parenthesis ore inside diameter)
Pipe Length Ft.	˝ In . CTS SDR 7.00 (0.445)	1 In. CTS SDR 11.0 (0.927)
10	121	829
20	83	569
30	67	457
40	57	391
50	51	347
60	46	314
70	42	289
80	39	269
90	37	252
100	35	238
125	31	211
150	28	191
175	26	176
200	24	164
225	22	154
250	21	145
275	20	138
300	19	132
350	18	121
400	16	113
Note: Maximum undiluted propane capacities listed are based on 11 in. water column setting and 0.5 in. water column pressure drop. Capacities in 1000 Btu/hr. Reference NFPA Pamphlet 58, table 11-9.

Revised January, 1999