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Jiangsu Tenglong Petrochemical Machinery Co., Ltd.

Products

National standard gate valve

Standard
Design and production is according to G B/T12234
Structure length is according to GB/T12221
Flange connection size is according to JB/T79
Inspection is according to JB/T9092

Test pressure

Test item		Shell test	Seal test	Upper seal test	Air seal test
Medium		Water		Air
Unit		MPa	MPa	MPa	MPa
Nominal pressure(MPa)	1 0	1 5	1.1	1.1
	1.6	2.4	1.8	1.8
	2.5	3.8	2.8	2.8
	4.0	6.0	4.4	4.4	0.5-0.7
	6.4	9 6	7 0	7 0
	10.0	15.0	11.0	11.0
	16.0	24.0	18 0	18 0

Materials for main parts

Name	Materials
Valve body/valve deck	CF8	CF3	CF8M	CF3M	WCB		LCB	WC6	WC9	C5
Wedge disc	CF8	CF3	CF8M	CF3M	WCB		LCB	WC6	WC9	C5
Valve rod	F304	F304L	F316	F316L	2Cr13		F304	F304	F304	F304
Valve rodNut	Aluminium bronze
Packing	PTFE					Graphite
Gasket	PTFE					Graphite
Gland	CF8	CF3	CF8M	CF3M	WCB		LCB	WC6	WC9	C5
Bolt	Stainless steel					35CrMoA
Nut	Stainless steel					45, 35CrMoA
Hand wheel	Cast steel

Main connection dimensions

Model	Nominal diameter(mm)	Dimensions (mm)
Model	Nominal diameter(mm)	L	D	D1	D2	b-f	z-Фd	H	DO
Z41H -10 Z41W -10 Z41Y -10 Z541H -10 Z541W -10 Z541Y -10 Z941H -10 Z941W -10 Z941Y -10	15	130	95	65	45	12-2	4-Ф14	185	120
	20	150	105	75	55	14-2	4-Ф14	200	120
	25	160	115	85	65	14-2	4-Ф14	225	140
	32	180	135	100	78	16-2	4-Ф18	275	160
	40	165	145	110	85	16-3	4-Ф18	290	160
	50	180	160	125	100	16-3	4-Ф18	345	200
	65	195	180	145	120	18-3	4-Ф18	360	220
	80	210	195	160	135	18-3	4-Ф18	380	240
	100	230	215	180	155	20-3	8-Ф18	430	280
	125	255	245	210	185	22-3	8-Ф18	520	300
	150	280	280	240	210	22-3	8-Ф23	600	320
	200	330	335	295	265	22-3	8-Ф23	765 765	400 400
	250	380	390	350	320	24-3	12-Ф23	930	450
	300	420	440	400	368	26-3	12-Ф23	1080	500
	350	450	500	460	428	26-4	16-Ф23	1200	500
	400	480	565	515	482	26-4	16-Ф35	1400	550
	450	510	615	565	532	26-4	20-Ф15	1500	600
	500	540	670	620	585	28-4	20-Ф25	1630	650
	600	600	780	725	685	28-5	20-Ф30	1830	700
	700	660	895	840	800	30-5	20-Ф30	1930	750

Main connection dimensions

Model	Nominal diameter(mm)	Dimensions (mm)
Model	Nominal diameter(mm)	L	D	D1	D2	b-f	z-Фd	H	DO
Z41H -16 Z41W -16 Z41Y -16 Z541H -16 Z541W -16 Z541Y -16 Z941H -16 Z941W -16 Z941Y -16	15	130	95	65	45	14-2	4-Ф14	185	120
	20	150	105	75	55	14-2	4- Ф14	200	120
	25	160	115	85	65	14-2	4-Ф14	225	140
	32	180	135	100	72	16-2	4-Ф18	275	160
	40	200	145	110	85	16-3	4-Ф18	295	200
	50	250	160	125	100	16-3	4-Ф18	350	220
	65	265	180	145	120	18-3	4-Ф18	370	240
	80	280	195	160	135	20-3	8-Ф18	390	280
	100	300	215	180	155	20-3	8-Ф18	435	300
	125	325	245	210	185	22-3	8-Ф18	520	320
	150	350	280	240	210	24-3	8-Ф23	610	350
	200	400	335	295	265	26-3	12-Ф2	785	400
	250	450	405	355	320	30-3	12-Ф25	930	450
	300	500	460	410	375	30-4	12-Ф25	1080	500
	350	550	520	470	435	34-4	16-Ф25	1200	550
	400	600	580	525	485	36-4	16-Ф30	1400	600
	450	650	640	585	545	40-4	20-Ф30	1500	650
	500	700	705	650	608	44-4	20-Ф34	1630	700
	600	800	840	770	718	48-5	20-Ф41	1830	750
	700	900	910	840	788	50-5	24-Ф41	1930	800
	800	1000	1020	950	898	52-5	24-Ф41	2030	850
	900	1100	1120	1050	998	54-5	28-Ф41	2130	900
	1000	1200	1255	1170	1110	56-5	28-Ф48	2230	950

Main connection dimensions

Model	Nominal diameter (mm)	Dimensions (mm)
Model	Nominal diameter (mm)	L	D	D1	D2	b-f	z-Фd	H	DO
Z41H -25 Z41W -25 Z41Y -25 Z541H -25 Z541W -25 Z541Y -25 Z941H -25 Z941W -25 Z941Y -25	15	130	95	65	45	16-2	4-Ф14	185	120
	20	150	105	75	55	16-2	4-Ф14	200	120
	25	160	115	85	65	16-2	4-Ф14	225	140
	32	180	135	100	78	18-2	4-Ф18	275	160
	40	200	145	110	85	18-3	4-Ф18	295	200
	50	250	160	125	100	20-3	4-Ф18	350	220
	65	265	180	140	120	22-3	4-Ф18	370	240
	80	280	195	160	135	22-3	8-Ф18	390	280
	100	300	230	190	160	24-3	8-Ф23	435	300
	125	325	270	220	188	28-3	8-Ф25	520	320
	150	350	300	250	218	30-3	8-Ф25	610	350
	200	400	360	310	278	34-3	12-Ф25	785	400
	250	450	425	370	332	36-3	12-Ф30	930	450
	300	500	485	430	390	40-4	12-Ф30	1080	500
	350	550	550	490	448	44-4	16-Ф34	1250	550
	400	600	610	550	505	48-4	16-Ф34	1430	600
	450	650	660	600	555	50-4	20-Ф34	1520	650
	500	700	730	660	610	52-4	20-Ф40	1650	700
	600	800	840	770	718	56-5	20-Ф41	1850	750
	700	900	955	875	815	60-5	24-Ф48	1950	800
	800	1000	1070	990	930	64-5	24-Ф48	2050	850
	900	1100	1180	1090	1025	66-5	28-Ф54	2150	900
	1000	1200	1305	1210	1140	66-5	28-Ф58	2250	950

Main connection dimensions

Model	Nominal diameter (mm)	Dimensions (mm)
Model	Nominal diameter (mm)	L	D	D1	D2	D6	b-f	f1	z-Фd	H
Z41H-40 Z41W-40 Z41Y-40 Z541H-40 Z541W-40 Z541Y-40 Z941H-40 Z941W-40 Z941Y-40	15	130	95	65	45	40	16-2	4	4-Ф14	185
	20	150	105	75	55	51	16-2	4	4-Ф14	200
	25	160	115	85	65	58	16-2	4	4-Ф14	225
	32	180	135	100	78	66	18-2	4	4-Ф18	275
	40	200	145	110	85	76	18-3	4	4-Ф18	295
	50	250	160	125	100	88	20-3	4	4-Ф18	350
	65	280	180	145	120	110	22-3	4	8-Ф18	370
	80	310	195	160	135	121	22-3	4	8-Ф18	390
	100	350	230	190	160	150	24-3	4.5	8-Ф23	435
	125	400	270	220	188	176	28-3	4.5	8-Ф25	520
	150	450	300	250	218	204	30-3	4.5	8-Ф25	610
	200	550	375	320	282	260	38-3	4.5	12-Ф30	970
	250	650	445	385	345	313	42-3	4.5	12-Ф34	930
	300	750	510	450	408	364	46-4	4.5	16-Ф34	1080
	350	850	570	510	465	422	52-4	5	16-Ф34	1250
	400	950	655	585	535	474	58-4	5	16-Ф41	1430
	450	050	680	610	560	524	60-4	5	20-Ф41	1520
	500	50	755	670	612	576	62-4	5	20-Ф48	1650
	600	1350	890	795	730	678	62-5	6	20-Ф54	1850

Main connection dimensions

Model	Nominal diameter (mm)	Dimensions (mm)
Model	Nominal diameter (mm)	L	D	D1	D2	D6	b-f	f1	z-Фd	H
Z41H-64 Z41W-64 Z41Y-64 Z541H-64 Z541W-64 Z541Y-64 Z941H-64 Z941W-64 Z941Y-64	15	170	105	75	55	40	18-2	4	4-Ф14	185
	20	190	125	90	68	51	20-2	4	4-Ф18	200
	25	210	135	100	78	58	22-2	4	4-Ф18	225
	32	230	150	110	82	66	24-2	4	4-Ф23	280
	40	240	165	125	95	76	24-3	4	4-Ф23	300
	50	250	175	135	105	88	26-3	4	4-Ф23	360
	65	280	200	160	130	110	28-3	4	8-Ф23	385
	80	310	210	170	140	131	30-3	4	8-Ф23	400
	100	350	250	200	168	150	32-3	4.5	8-Ф25	450
	125	400	295	240	202	176	36-3	4.5	8-Ф30	540
	150	450	340	280	240	204	38-3	4.5	8-Ф34	630
	200	550	405	345	300	260	44-3	4.5	12-Ф34	820
	250	650	470	400	352	313	48-3	4.5	12-Ф41	960
	300	750	530	460	412	364	54-4	4.5	16-Ф41	1130
	350	850	595	525	475	422	60-4	5	16-Ф41	1300
	400	950	670	585	525	474	66-4	5	16-Ф48	1450
	450	1050	715	630	570	524	70-4	5	20-Ф48	1550
	500	1150	800	705	640	576	70-4	5	20-Ф54	1680
	600	1350	930	820	750	678	76-5	6	20-Ф58	1900

Main connection dimensions

Model	Nominal diameter (mm)	Dimensions (mm)
Model	Nominal diameter (mm)	L	D	D1	D2	D6	b-f	f1	z-Фd	H
Z41H-100 Z41W-100 Z41Y-100 Z541H-100 Z541W-100 Z541Y-100 Z941H-100 Z941W-100 Z941Y-100	15	170	105	75	55	40	20-2	4	4-Ф14	185
	20	190	125	90	68	51	22-2	4	4-Ф18	200
	25	210	135	100	78	58	24-2	4	4-Ф18	220
	32	230	150	110	82	66	24-2	4	4-Ф23	280
	40	240	165	125	95	76	26-3	4	4-Ф23	300
	50	250	195	145	112	88	28-3	4	4-Ф25	360
	65	280	220	170	138	110	32-3	4	8-Ф25	385
	80	310	230	180	148	121	34-3	4	8-Ф25	400
	100	350	265	210	172	150	38-3	4.5	8-Ф30	450
	125	400	310	250	210	176	42-3	4,5	8-Ф34	540
	150	450	350	290	250	204	46-3	4.5	12-Ф34	630
	200	550	430	360	312	260	54-3	4.5	12-Ф41	820
	250	650	500	430	382	313	60-3	4.5	12-Ф41	960
	300	750	585	500	442	364	70-4	4.5	16-Ф48	1130
	350	850	655	560	498	422	76-4	5	16-Ф54	1300
	400	950	715	620	558	474	80-4	5	16-Ф54	1450
	450	1050	770	675	615	524	84-4	5	16-Ф54	1550
	500	1150	870	760	690	576	90-4	5	20-Ф58	1680

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Jiangsu Tenglong Petrochemical Machinery Co., Ltd. is a high-tech petrochemical machinery enterprise engaged in R&D, production, test, marketing and service 中文版
Copyright(C)2016, Jiangsu Tenglong Petrochemical Machinery Co., Ltd. All Rights Reserved. Supported by Toocle Copyright Notice

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