XD371X special fire butterfly valve

Butterfly valve is a simple structure, convenient operation, reliable performance of the valve, mainly by the body, butterfly plate and transmission mechanism. The butterfly plate rotates around the center axis of the valve body to realize the opening and closing or adjust the medium flow in the pipeline. Butterfly valve has the advantages of small size, light weight, rapid opening and closing, small flow resistance, widely used in petrochemical, electric power, metallurgy, water treatment and other fields.

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smkvalve@126.com

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+86-0592-6367928

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Product classification

Hydraulic control valve series

Butterfly valve

Key words:

SMAK

Product Details

XD371X special fire butterfly valve

Technical parameters

Nominal diameter	DN50~60mm	Sealing pressure	1.1 times nominal pressure
Nominal pressure	1.0/1.6/2.5MPa	Valve body pressure resistance	1.5 times nominal pressure
Working temperature	-10 ℃ ~ 80 ℃	Applicable media	Water, oil, gas

Main Parts and Components Materials

Serial Number	1	2	3	4	5	6	7	8	9
Part Name	Valve body	valve shaft	Butterfly plate	Valve seat	Seat back	Bushing	Round Gasket	To open loop	Retaining ring
Material	Ductile iron, cast steel	2Cr13 stainless steel	Ductile iron plating, stainless steel	NBR、EPDM	Phenolic resin	Bronze, PTFE, nylon sleeve	16/Brass	16/Brass	spring steel

Main connection dimension unit mm

Product Model	Nominal diameter	H1	H2	H3	D1	D2	L1	L2	L3	Φ1	Φ2	Φ3	Φ4
BWS(F)X-0050	50	70	130	68	120	95	43	32	245	12.6	70	23	152
BWS(F)X-0065	65	76	143	68	136	109	46	47	245	12.6	70	26-3	152
BWS(F)X-0080	80	86	155	68	160	124	46	65	245	12.6	70	18	152
BWS(F)X-0100	100	104	170	68	182	153	52	91	245	15.8	90	24-5	152
BWS(F)X-0125	125	118	190	68	215	179	56	112	245	19	90	23	152
BWS(F)X-0150	150	132	210	68	238	206	56	146	245	19	90	25	152
BWS(F)X-0200	200	167	243	85	295	264	60	194	400	22.1	115	25	300
BWS(F)X-0250	250	198	282	85	357	316	68	242	400	28.5	115	29	300
BWS(F)X-0300	300	239	310	52	407	373	68	292	400	31.7	140	29	305
BWS(F)X-0350	350	267	368	82	467	436	78	325	400	31.7	140	30	305
BWS(F)X-0400	400	309	400	212	515	488	102	380	431	33.15	197	26-30	290

Remarks: Flange drilling shall be in accordance with GB/T17241.6-1998. PN20 size is not listed, if there are special specifications, please contact the business department.

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