D341X flanged rubber butterfly valve

Rubber soft seal butterfly valve product overview

The company's D341X rubber soft seal butterfly valve is suitable for temperature ≤120ºC, nominal pressure ≤1.6MPa food, medicine, chemical industry, petroleum, electric power, textile, paper and other water supply and drainage, gas pipelines for regulating flow and blocking media. 341X rubber soft seal butterfly valve, soft seal flange butterfly valve its main characteristics are :
1, novel design, reasonable, simple structure, light weight, fast opening and closing.
2. Small operating moment, easy operation, labor-saving and dexterous.
3, can be installed in any position, easy maintenance.
4, the seal can be replaced, the sealing performance is reliable to achieve bi-directional sealing zero leakage.
5, sealing material aging resistance, corrosion resistance, long service life and other characteristics.

Rubber soft seal butterfly valve application standard

Design standard	National standard series
Design standard	GB/T12237
Flange connection dimensions	GB/T9113.1-2000; GB/T9115.1-2000; JB78
Structural length	GB/T12221-1989
Pressure test	GB/T13927-1992; JB/T9092-1999

Performance specification for rubber soft seal butterfly valves

Nominal diameter	DN (mm)	50 ~ 2000
Nominal pressure	PN (MPa)	0.6	1.0	1.6
Test pressure	Strength test	0.9	1.5	2.4
	Seal test	0.66	1.1	1.76
	Gas seal test	0.6	0.6	0.6
Applicable media	Air, water, sewage, steam, gas, oil, etc.
Driving form	Manual, worm and worm gear drive, gas drive, electric drive.

Rubber soft seal butterfly valve parts material

Part name	Materials
Body	Various rubber, tef-lon
Butterfly plates	Gray cast iron, spheroidal cast steel, cast steel, stainless steel and special materials
Sealing Rings	Ductile cast steel, cast steel, alloy steel, stainless steel
Valve stem	2Cr13, stainless steel
Stuffing	O-rings, flexible graphite O

Rubber soft seal butterfly valve butterfly valve sealing material selection and applicable temperature

Material variety	Neoprene	Butadiene rubber	Ethylene-propylene rubber	Tef-lon	Silicone rubber	Fluororubber
Code name	X or or J	XA or or JA	XB or or JB	XC, JC, or ORF	XD or or JD	XE or or JE
Resistance to higher temperatures	82 ºC	93 ºC	150 ºC	232 ºC	250 ºC	204 ºC
Resistant to lower temperatures	To 40 ºC	To 40 ºC	To 40 ºC	- 268 ºC	- 70 ºC	- 23 ºC
Applicable operating temperature	65 ºC or less	80 ºC or less	120 ºC or less	200 ºC or less	200 ºC or less	180 ºC or less

Rubber soft seal butterfly valve connection dimensions

Dimensions of (1), D41X-6/10/16

Nominal diameter		Structural length	Overall dimensions (reference value)				Connection dimension (standard value)
Nominal diameter		Structural length	Overall dimensions (reference value)				0.6 MPa				1.0 MPa				1.6 MPa
millimeter	inches	L	H	H0	A	B	D	D1	D2	n-d	D	D1	D2	n-d	D	D1	D2	n-d
50	2	108	82.5	238	270	65	140	110	88	4-14	165	125	99	4 to 18	165	125	99	4 to 18
65	2 1/2	112	92.5	258	270	65	160	130	108	4-14	185	145	118	4 to 18	185	145	118	4 to 18
80	3	114	100	278	270	65	190	150	124	4 to 18	200	160	132	8 to 18	200	160	132	8 to 18
100	4	127	110	293	270	65	210	170	144	4 to 18	220	180	156	8 to 18	220	180	156	8 to 18
125	5	140	125	309	310	65	240	200	174	8 to 18	250	210	184	8 to 18	250	210	184	8 to 18
150	6	140	142.5	336	310	65	265	225	199	8 to 18	285	240	211	8-22	285	240	211	8-22

(2), D341X-6/10/16 Overall dimensions

Nominal diameter	Length	Overall dimensions				Connection dimensions
Nominal diameter	Length	Overall dimensions				0.6 MPa				1.0 MPa				1.6 MPa
mm	L	H	H0	A	B	D	D1	D2	n-d	D	D1	D2	n-d	D	D1	D2	n-d
50	108	63	306	180	200	140	110	88	4-14	165	125	99	4 to 18	165	125	99	4 to 18
65	112	70	321	180	200	160	130	108	4-14	185	145	118	4 to 18	185	145	118	4 to 18
80	114	83	346	180	200	190	150	124	4 to 18	200	160	132	8 to 18	200	160	132	8 to 18
100	127	105	387	180	200	210	170	144	4 to 18	220	180	156	8 to 18	220	180	156	8 to 18
125	140	115	411	180	200	240	200	174	8 to 18	250	210	184	8 to 18	250	210	184	8 to 18
150	140	137	447	270	280	265	225	199	8 to 18	285	240	211	8-22	285	240	211	8-22
200	152	164	572	270	280	320	280	254	8 to 18	340	295	266	8-22	340	295	266	12 and 22
250	250	206	646	270	280	375	335	309	12-18	395	350	319	12 and 22	405	355	319	12-26
300	270	230	738	380	420	440	395	363	12 and 22	445	400	370	12 and 22	460	410	370	12-26
350	290	248	761	380	420	490	445	413	12 and 22	505	460	429	16-22	520	470	429	16 and 26
400	310	289	877	450	470	540	495	463	16-22	565	515	480	16 and 26	580	525	480	16 and 30
450	330	320	938	480	490	595	550	518	16-22	615	565	530	20 to 26	640	585	548	20-30
500	350	343	993	480	490	645	600	568	20-22	670	620	582	20 to 26	715	650	609	20-33
600	390	413	1131	480	490	755	705	667	20 to 26	780	725	682	20-30	840	770	720	20-36
seven hundred	430	478	1476	640	660	860	810	772	24-26	895	840	794	24 to 30	910	840	794	24-36
800	470	525	1533	640	660	975	920	878	24 to 30	1015	950	901	24 to 33	1025	950	901	24-39
900	510	585	1655	750	860	1075	1020	978	24 to 30	1115	1050	1001	28 and 33,	1125	1050	1001	28-39
1000	550	640	1765	850	900	1175	1120	1078	28 and 30	1230	1160	1112	28-36	1255	1170	1112	28-42
1200	630	755	1995	850	900	1405	1340	1295	32-33	1455	1380	1328	32-39	1485	1390	1328	32-48

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