Cast Steel Gate Valve

Application:
The caststeel gate vavle is suitable for ANSI Class150～900, PN2.0～16.0Mpa, JIS10～20K pipeline with -29~425 °C (carbon Steel),-40~500°C (Stainless Steel), It's used for cutting off or connecting the medium. The gate valve ANSI is of various materials and is appropriate for water, steam, oil, nitric acid, acetic acid, strong oxidizing medium, and carbamide, etc. The cast steel gate valve includes mannual, bevel geared, electric ones.

Features:
1.With reliable sealing, excellent performance, the design and manufacture of products meet the requirements of foreign advanced standards.
2.The cast steel gate valve ANSI is compact with reasonable design and attractive appearance.
3.It is equipped with flexible wedge gate structure, the large-diameter set rolling, open and close easily.
4.There are complete ranges of valve body materials, the filling and gasket are offered according to the user's request for reasonable matching. They can be applied to all levels of pressure, temperature and medium conditions.
5.By adopting various domestic and overseas piping, flanges and flange sealing surface type, the case steel gate valve ANSI has met the various engineering needs and user requirements.

Applicable Specification:

Design and Manufacture	Face to Face/ End to End	Flange Dimension	Butt Welding Dimension	Pressure Temperature  Lating	Inspection and Test
API 600	ANSI B16.10	ANSI B16.5	ANSI B16.25	ANSI B16.34	API 598
API 6D	API 6D	ANSI B16.5	ANSI B16.25	ANSI B16.34	API 6D

Pressure Test

NominalPressure PN(Lb)	Shell Test		WaterSeal Test		Air SealTest
	Mpa	Lbf/in2	MPa	Lbf/in2	MPa	Lbf/in2
150	3.0	430	2.2	315	0.4-0.7	60-100
300	7.7	1110	5.7	815
600	15.3	2220	11.3	630
900	23.0	3330	17	2445

Main Part Materials and Property

Body Cover Disc	Stem	Sealing Face	Sealing Shim	Packing	Working Temperature	Suitable Medium
WCB	2Cr13	13Cr STL With Body Material Nylon	Enhanced Flexible Graphite 1Cr13/Flexible Graphite SFB-2 08 Soft Steal F304 F316 F304L F316L	Flexible Graphite Enhanced Flexible Graphite SFB/260 SFP/260 PTFE	≤425	Water Steam Petroleum Products
WC1	38CrMoAl 25Cr2MoV				≤425
WC6					≤540
WC9					≤570
C5 C12					≤540
CF8	F304				≤200	Nitric acid Acetic acid Carbamide
CF8M	F316
CF3	F304L
CF3M	F316L

Main Dimensions and Weight of 150 Lb

DN		Dimensions(mm)of 150Lb(RF)								Weight(kg)
Mm	in	L	D	D1	D2	b	n-φd	H	D0
15	1/2	108	89	60.5	35	11.2	4-16	169	100	5
20	3/4	117	98	69.9	43	12.7	4-16	192	100	6.1
25	1	127	108	79.2	51	14.2	4-16	230	120	9
32	11/4	140	117	89	63	16	4-16	246	120	12
40	11/2	165	127	98.6	73	17.5	4-16	283	150	17
50	2	178	152	120.7	92	19.0	4-19	323	150	23
65	21/2	190.5	178	139.7	105	22.4	4-19	347	180	45
80	3	230	190	152.4	127	24	4-19	383	200	50
100	4	229	229	190.5	157	24	8-19	457	200	63
125	5	254	254	216	186	24	8-22.5	632	250	89
150	6	267	279	241.5	216	25.4	8-22.5	635	250	108
200	8	292	343	298.5	270	28.4	8-22.5	762	280	171
250	10	330	406	362	324	30.2	12-25.4	892	300	263
300	12	356	483	431.8	381	32	12-25.4	1080	350	346
350	14	381	533	476.3	413	35	12-29	1295	350	488
400	16	406	597	539.8	470	36.6	16-29	1435	400	621
450	18	432	635	577.9	533	39.6	16-32	1626	400	814
500	20	457	398	635	584	43	20-32	1829	450	992
600	24	508	813	749.3	692	48.8	20-35	2175	500	1492
650	26	559	786	744.5	711	51.3	36-22.5	2235	550	1801
700	28	610	837	795.3	762	44.5	40-22.5	2310	600	1933
750	30	610	887	846	813	44.5	44-22.5	2695	600	2272
800	32	660	941	900	864	46	48-22.5	3708	--	--
900	36	711	1057	1009.7	927	52.3	40-25.4	3924	--	--
1000	40	812	1175	1120.6	1080	55.6	44-25.4	4318	--	--

Main Dimensions and Weight of 300Lb

DN		Dimensions(mm)of 300Lb(RF)								Weight (kg)
Mm	in	L	D	D1	D2	b	n-φd	H	D0
15	1/2	140	95	66.5	35	14.2	4-16	169	120	5.2
20	3/4	152	117	82.5	43	16	4-19	193	150	6.3
25	1	165	123	89	51	17.5	4-19	230	150	8.6
32	11/4	178	133	98.5	63	19	4-19	246	160	14.3
40	11/2	190	155	114.3	76	20.6	4-22.5	283	180	15.6
50	2	216	165	127	92	22.4	8-19	330	200	30
65	21/2	241	190	149.4	105	25.4	8-22.5	368	240	44
80	3	283	210	168.1	127	28.4	8-22.5	394	280	61
100	4	305	254	200.2	157	31.8	8-22.5	473	300	77
125	5	381	279	235	186	35	8-22.5	660	350	125
150	6	403	318	269.7	216	36.6	12-25.5	711	400	153
200	8	419	381	330.2	270	41.2	12-25.4	813	400	286
250	10	457	444	387.5	324	47.8	16-28.4	1003	450	412
300	12	502	521	450.8	381	50.8	16-32	1137	500	576
350	14	762	584	514.4	413	54	20-32	1489	600	886
400	16	838	648	571.5	470	57.2	20-35	1580	650	1175
450	18	914	711	628.7	533	60.4	24-35	1017	700	1301
500	20	991	775	685.8	584	63.5	24-35	2228	700	1672
600	24	1143	914	812.8	692	70	24-41	2650	750	2556
650	26	1245	867	803.1	736.6	90.0	32-35	3219	--	--
700	28	1346	921	857.3	787.4	90.0	36-35	3378	--	--
750	30	1397	991	902.8	844.6	93.7	36-38	3530	--	--

Main Dimensions and Weight 600Lb

DN		Dimensions(mm)of 600Lb(RF)								Weight(kg)
mm	In	L	D	D1	D2	b	n-φd	H	D0
15	1/2	165	95	66.5	35	14.5	4-16	169	160	5.9
20	3/4	190	117	82.5	43	16	4-19	193	180	7.5
25	1	216	124	89	51	17.5	4-19	230	200	10.2
32	11/4	229	133	98.5	63	21	4-19	246	200	16.7
40	11/2	241	156	114.3	73	22.5	4-22	283	240	17.4
50	2	292	165	127	92	33	8-19	425	280	44
65	21/2	330	190	149.4	105	36	8-22	485	320	55
80	3	356	210	168.1	127	39	8-22	510	350	80
100	4	432	273	216	157	45	8-25	610	400	145
125	5	508	330	266	186	52	8-29	700	450	187
150	6	559	356	292.1	216	55	12-29	820	500	241
200	8	660	419	349.3	270	63	12-32	920	600	309
250	10	787	508	432	324	71	16-35	1080	650	522
300	12	838	559	489	381	74	20-35	1220	650	779
350	14	889	603	527	413	77	20-38	1473	700	1108
400	16	991	686	603	470	84	20-41	1651	800	1503
450	18	1092	743	654	533	90	20-45	1727	800	1939
500	20	1194	813	724	584	96	24-45	2019	800	2733
600	24	1397	940	838	692	109	24-51	2155	--	4177

Application Specifications of Janpanese Standard Gate Valve

Design and Manufacture	Face To Face	Flange Dimension	Pressure Temperature Lating	Inspection and Test
JIS B2073 B2083	JIS B2002	JIS B2212 B2214	JIS B2073 B2083	JIS B2003

Main Dimensions and Weight of 10K Grade

DN mm	in	L	D	D1	D2	b	n-φd	H	D0	W(kg)
50	2	178	155	120	100	16	4-19	409	200	24
65	21/2	190	175	140	120	18	4-19	535	250	31
80	3	203	185	150	130	18	8-19	570	250	40
100	4	229	210	175	155	18	8-19	590	250	55
150	6	267	280	240	215	22	8-23	630	300	90
200	8	292	330	290	265	22	12-23	960	350	145
250	10	330	400	355	325	24	15-25	1158	400	230
300	12	356	450	400	370	24	16-25	1378	450	330
350	14	381	490	445	415	26	16-25	1543	500	460
400	16	406	560	510	475	28	16-27	1738	600	600
450	18	432	620	565	530	30	20-27	1959	600	980
500	20	457	675	620	585	30	20-27	2214	680	960
Main Dimensions and Weight  of 20K Grade
50	2	216	155	120	100	18	8-19	480	200	32
65	21/2	241	175	140	120	20	8-19	510	250	39
80	3	283	200	160	135	22	8-23	580	280	55
100	4	305	225	185	160	24	8-23	700	350	80
150	6	403	305	260	230	28	12-25	940	400	160
200	8	419	350	305	275	30	12-25	1190	450	250
250	10	457	430	380	345	34	12-27	1390	500	370
300	12	502	480	430	395	35	16-27	1600	500	560
350	14	762	540	480	440	40	16-33	1750	600	870
400	16	838	605	540	495	46	16-33	1900	600	1150
450	18	914	675	605	560	48	20-33	2320	650	1270