PRODUCTS

Natural Gas Regulator

Natural Gas Safety Equipment

Natural Gas Purification Equipment

Natural Gas Skid Station

RTZ－SN Series Spring-loaded Direct-Operated Regulator

Purpose

Applicable medium

Technical Parameters

Features

Connections

Dimentions

Regulator TYPE	Main Dimension				Inlet/Outlet Flange
Regulator TYPE	L	H	H1	D	Inlet/Outlet Flange
RTZ-50SN	250	640	108	330/436	DN50
RTZ-80SN	300	650	118	330/436	DN80
RTZ-100SN	350	800	148	436/510	DN100
RTZ-150SN	450	900	193	436/510	DN150
RTZ-200SN	450	900	210	436/510	DN200

Flow Table

50SN

Outlet Pressure KPa	Inlet PressureMPa
Outlet Pressure KPa	0.02	0.03	0.04	0.05	0.06	0.07	0.08	0.1	0.13	0.15	0.18	0.2	0.3	0.4
2	192	240	280	315	345	375	400	450	517	562	630	675	900	1125
3	188	237	277	313	344	374	400	450	517	562	630	675	900	1125
5	178	230	272	310	340	371	399	450	517	562	630	675	900	1125
8	162	220	264	303	337	368	396	448	517	562	630	675	900	1125
10	149	210	258	298	333	365	394	447	517	562	630	675	900	1125
15	108	186	240	285	324	357	389	445	517	562	630	675	900	1125
20	—	155	220	270	312	348	381	440	517	562	630	675	860	1100
25	—	—	195	250	297	337	373	435	515	562	630	675	790	990
30	—	—	162	230	280	324	362	430	513	562	630	650	790	950

80SN

Outlet Pressure KPa	Inlet PressureMPa
Outlet Pressure KPa	0.02	0.03	0.04	0.05	0.06	0.07	0.08	0.1	0.13	0.15	0.18	0.2	0.3	0.4
2	200	374	435	489	538	582	624	700	805	875	980	1050	1400	1750
3	292	369	432	487	536	581	623	700	805	875	980	1050	1400	1750
5	277	358	424	481	532	578	621	700	805	875	980	1050	1400	1750
8	252	341	411	471	524	572	617	697	805	875	980	1050	1400	1750
10	223	328	400	464	520	568	614	696	805	875	980	1050	1400	1750
15	150	290	375	340	503	556	605	692	805	875	980	1050	1400	1750
20	—	242	342	335	484	542	594	685	805	875	980	970	1365	1564
25	—	—	300	330	463	525	580	677	800	875	980	950	1350	1560
30	—	—	252	330	437	504	564	520	798	875	980	940	1300	1515

100SN

Outlet Pressure KPa	Inlet PressureMPa
Outlet Pressure KPa	0.02	0.03	0.04	0.05	0.06	0.07	0.08	0.1	0.13	0.15	0.18	0.2	0.3	0.4
2	642	800	933	1049	1154	1249	1338	1500	1725	1875	2100	2250	3000	3750
3	627	790	926	1043	1149	1246	1335	1500	1725	1875	2100	2250	3000	3750
5	595	768	909	1031	1140	1239	1331	1500	1725	1875	2100	2250	3000	3750
8	540	730	880	1010	1124	1227	1322	1500	1725	1875	2100	2250	3000	3750
10	497	700	860	995	1112	1218	1316	1500	1725	1875	2100	2250	3000	3750
15	360	623	800	950	1079	1192	1296	1500	1725	1875	2100	2250	3000	3750
20	—	520	734	900	1039	1161	1272	1500	1725	1875	2100	2250	3000	3750
25	—	—	649	838	992	1125	1243	1480	1718	1875	2100	2250	3000	3750
30	—	—	540	810	936	1081	1209	1460	1710	1875	2100	2250	3000	3750

150SN

Outlet Pressure KPa	Inlet PressureMPa
Outlet Pressure KPa	0.02	0.03	0.04	0.05	0.06	0.07	0.08	0.1	0.13	0.15	0.18	0.2	0.3	0.4
2	1714	2137	2490	2798	3076	3330	3567	4000	4600	5000	5600	6000	8000	10000
3	1674	2110	2469	2783	3065	3322	3562	4000	4600	5000	5600	6000	8000	10000
5	1587	2050	2425	2750	3040	3304	3550	4000	4600	5000	5600	6000	8000	10000
8	1440	1950	2350	2694	2997	3273	3527	3987	4600	5000	5600	6000	8000	10000
10	1326	1876	2298	2653	2966	3249	3510	3980	4600	5000	5600	6000	8000	10000
15	959	1660	2145	2537	2877	3181	3458	3955	4600	5000	5600	6000	8000	10000
20	—	1385	1960	2400	2770	3098	3394	3919	4600	5000	5600	6000	8000	9000
25	—	—	1732	2236	2646	3000	3316	3873	4582	5000	5600	6000	7000	8000
30	—	—	1442	2040	2498	2884	3225	3815	4560	5000	5600	6000	6000	7000


	The table flow indicate the standard natural gas,which relative density is0.61.If the other medium,the Parameters should be multiplied by the corresponding Parameters in the table coefficient. coefficient： methane－1.05; ethane－0.76;butane－0.55;propane－0.63;air－0.78;nitrogen－0.79;manufactured gas －1.17;carbon dioxide－0.63.