Flange butterfly valve

Product name: Flange butterfly valve

Model No.: D341X-16Q

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Brief introduction of flange butterfly valve:

The flange butterfly valve is mainly composed of valve body, valve stem,valve disc, valve seat, shaft sleeve and driving device(handle, worm gear driving device). the valve stem and disc are driven by the driving device to realize opening and closing and flow control.

Characteristics of flange butterfly valve:

1. small in size and light in weight, easy to disassemble and maintain, can be installed in any position.
2. Its structure is simple and compact, it can be opened and closed quickly at 90 degrees.
3. Zero leakage.
4. With different parts materials, it can be applicable for various mediums.
5. The flow direction tend to be straight, and the adjustment performance is great.
6. The tested opening and closing number is more than 10,000, and the service life is long.

Applications of flange butterfly valve:

This flange butterfly valve can be widely used in petroleum, chemical, food, pharmacy, hydro power, ships, water supply an drainage, smelting and other pipeline systems. It can be used for mediums like various corrosive and non-corrosive gas, liquid, semi-fluid and solid power to open and close the pipeline system.

Standard:

Design and manufacturing	Face to face	Flange connect	Test and inspection
ISO10631	ISO5752	EN1092	ISO5208

Technical specifications:

Model No.	PN(MPa)	Test pressure（MPa）		Medium	Working temperature
		Strength(water)	Seal(water)
D341X-10Q	1.0	1.5	1.1	Water, oils	≤80℃
D341X-16Q	1.6	2.4	1.8

Material for parts

Parts name	Material
Valve body	Ductile iron/cast iron
Valve disc	Ductile iron/stainless steel /aluminum bronze
Valve stem	Cast steel /stainless steel

Outline dimensions and connect dimensions:  

Model No.	DN（mm）	Dimension（mm）
		L	D		D1
D341X-16Q		1.0/1.6MPa	1.0MPa	1.6MPa	1.0MPa	1.6MPa
	50	108	165	165	125	125
	65	112	185	185	145	145
	80	114	200	200	160	160
	100	127	220	220	180	180
	125	140	250	250	210	210
	150	140	285	285	240	240
	200	152	340	340	295	295
	250	165	395	405	350	355
	300	178	445	460	400	410
	350	190	505	520	460	470
	400	216	565	580	515	525
	450	222	615	640	565	585
	500	229	670	715	620	650
	600	267	780	840	725	770
	700	292	895	910	840	840
	800	318	1015	1025	950	950
	900	330	1115	1125	1050	1050
	1000	410	1230	1255	1160	1170
	1200	470	1455	1485	1380	1390
	1400	530	1675	1685	1590	1590
	1600	600	1915	1930	1820	1820
	1800	670	2115	2130	2020	2020
	2000	760	2325	2345	2230	2230