Manual Stainless Steel Flange Gate Valve

Manual stainless steel flange gate valve for ANSI Class 150~2500, PN20~42, JIS10~20K, working temperature -29~425°C (carbon steel) and -40~500°C (stainless steel) for cutting or cutting Switch on the media in the line. By using different materials, it can be applied to various media such as water, steam, oil, nitric acid, acetic acid, strong oxidizing medium and urea.

Product Details

Product Description

Features

1. Full diameter, bright rod with bracket

2. Middle flange bolt connection

3. Guided elastic shutter

4. The stem lifts and the handwheel does not lift or lower

5. Optional bevel gear operation

6. Standard flange connection

7. Butt welding connection

Advantage

1. The fluid resistance is small, and the sealing surface is less brushed and eroded by the medium.

2. Opening and closing is more labor-saving.

3. The flow direction of the medium is not restricted, no disturbance, no pressure reduction.

4. Simple shape, short structure length, good manufacturing process and wide application range.

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Nominal pressure (Lb)	Strength test		Water seal test		Gas seal test
Nominal pressure (Lb)	MPa	Lbf/in2	MPa	Lbf/in2	MPa	Lbf/in2
150	3.1	450	2.2	315	0.6	60
300	7.8	1125	5.6	815	0.6	60
600	15.3	2225	11.2	1630	0.6	60

Material

Valve body, bonnet, gate	WCB	1Cr18Ni9Ti	CF8(304)	CF3(304L)	1Cr18Ni12Mo2Ti	CF8M(316)
Sealing surface	Cr13 or cemented carbide	Body (W) or cemented carbide (Y)
Valve stem and internal parts	2Cr13	1Cr18Ni9Ti	0Cr19Ni9(304)	00Cr19Ni11 (304L)	1Cr18Ni12Mo2Ti	0Cr17Ni12Mo2(316)
Filler	Flexible graphite
Gasket	Stainless steel wound gasket
Applicable medium	Water, steam, oil, etc.	Corrosive medium such as nitric acid		Strong oxidizing medium	Corrosive medium such as acetic acid
proper temperature	-29~425°C	-40~500℃

Nominal diameter	Main dimensions and connection dimensions
Nominal diameter	L	D	D1	D2	b	Z-d	H	D0
150LB
50	178	150	120.5	92	16	4-Φ19	323	200
65	190	180	139.5	105	18	4-Φ19	347	250
80	203	190	152.5	127	19	4-Φ19	383	250
100	229	230	190.5	157	24	8-Φ19	457	300
125	254	255	216	185.7	24	8-Φ22	632	300
150	267	280	241.5	216	26	8-Φ22	635	350
200	292	345	298.5	270	29	8-Φ22	762	350
250	330	405	362	324	31	12-Φ25	895	400
300	356	485	432	381	32	12-Φ25	1080	500
350	381	535	476	413	35	12-Φ29	1295	600
400	406	595	540	470	37	16-Φ29	1435	600
300LB
50	216	165	127	92	22	8-19	330	250
65	241	190	149	105	25	8-22	368	250
80	283	210	168.5	127	29	8-22	394	300
100	305	255	200	157	32	8-22	473	300
125	381	280	235	186	35	8-22	660	350
150	403	320	270	216	37	12-22	711	350
200	419	380	330	270	41	12-25	813	400
250	457	445	387.5	324	48	16-29	1003	500
300	502	520	451	381	51	16-32	1137	600
350	762	585	514.5	413	54	20-32	1489	600
400	838	650	571.5	470	57	20-32	1581	650

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