Bare stem butterfly valve-HENAN MF VALVE CO.LTD.

Wafer Butterfly Valve

Face to Face:	API609
Test and Inspection:	API598
Top Flange Standard:	ISO5211
Epoxy Spraying:	RAL 5005 or customized
Documents Service:	FORM E Certificate of Origin/Certificate of Material/Pressure Testing Report
Working Temperature:	-20℃～120℃
Nominal Pressure:	PN10/PN16/CLASS125/CLASS150/10K/5K

valve@mfvalve.com+86-183-1755-3906

Send Email Inquiry Now

Available Material:
Body Material:	Ductile Iron
Disc Material:	Ductile iron/CF8/CF8M/CF3/CF3M/1.4529/AL.Bronze C954 or C958
Shaft Material:	SS416/SS420/SS304/SS316/SS431
Seat Material:	EPDM/NBR/Viton/PTFE

Quality Standard:
Design & Manufacture Standard:	API 609
Face to Face Dimension Standard:	API 609
Test & Inspection Standard:	API 598

Lever Operated Wafer Butterfly Valve

Product Main Technical Parameters:

DN		L	D1	L1	L2	L3	B	φD2	φD3	n-φd
1.5″	DN40	33	69	65	127	25	9	65	50	4-8
2″	DN50	42	73.3	75	129	25	9	65	50	4-8
2.5″	DN65	44	86	82	136	25	9	65	50	4-8
3″	DN80	45	100.9	99	153	25	9	65	50	4-8
4″	DN100	51.5	132	110	167	28	11	90	70	4-10
5″	DN125	54	156	125	193	28	14	90	70	4-10
6″	DN150	55	185	145	209	28	14	90	70	4-10
8″	DN200	59	235	170	251	33	17	125	102	4-12
10″	DN250	66	289	210	280	33	22	125	102	4-12
12″	DN300	76	341	240	312	33	22	125	102	4-12

Worm Gear Operated Wafer Butterfly Valve

Product Main Technical Parameters:

DN		L	D1	L1	L2	L3	φd	φD2	φD3	n-φd1	N-b	K
16″	DN400	86.5	436	320	403	52	33.15	175	140	4-18	1-10	36.2
18″	DN450	104.6	487	351	415	52	38	175	140	4-18	1-10	41
20″	DN500	130	532	386	466	64	41.15	175	140	4-18	1-12	44.2
24″	DN600	152	651	446	525	70	50.65	210	165	4-22	1-16	54.7
28″	DN700	163	741	520	618	95	63.35	300	254	8-18	2-18	71.4
32″	DN800	188	847	580	665	95	63.35	300	254	8-18	2-18	71.4
36″	DN900	203	971	670	720	130	75	300	254	8-18	2-20	84
40″	DN1000	216	1050	735	800	130	85	300	254	8-18	2-22	95
48″	DN1200	276	1261	878	940	150	105	350	298	8-22	2-28	117

Pneumatic Actuator Operated Wafer Butterfly Valve

Product Main Technical Parameters:

DN		L	D1	L1	L2	L3	B	φD2	φD3	n-φd	φD4
1.5″	DN40	33	69	65	127	14	9	65	50	4-8	135
2″	DN50	42	73.3	75	129	14	9	65	50	4-8	135
2.5″	DN65	44	86	82	136	18	9	65	50	4-8	135
3″	DN80	45	100.9	99	153	18	9	65	50	4-8	135
4″	DN100	51.5	132	110	167	20	11	90	70	4-10	135
5″	DN125	54	156	125	193	20	14	90	70	4-10	135
6″	DN150	55	185	145	209	25	14	90	70	4-10	135
8″	DN200	59	235	170	251	25	17	125	102	4-12	270
10″	DN250	66	289	210	280	30	22	125	102	4-12	270
12″	DN300	76	341	240	312	30	22	125	102	4-12	270
14″	DN350	76	372	271	327	40	22	125	102	4-12	270

Electric Actuator Operated Wafer Butterfly Valve

Product Main Technical Parameters:

DN		L	D1	L1	L2	L3	B	φD2	φD3	n-φd	φD4
1.5″	DN40	33	69	65	127	25	9	65	50	4-8	135
2″	DN50	42	73.3	75	129	25	9	65	50	4-8	135
2.5″	DN65	44	86	82	136	25	9	65	50	4-8	135
3″	DN80	45	100.9	99	153	25	9	65	50	4-8	135
4″	DN100	51.5	132	110	167	28	11	90	70	4-10	135
5″	DN125	54	156	125	193	28	14	90	70	4-10	135
6″	DN150	55	185	145	209	28	14	90	70	4-10	135
8″	DN200	59	235	170	251	33	17	125	102	4-12	270
10″	DN250	66	289	210	280	33	22	125	102	4-12	270
12″	DN300	76	341	240	312	33	22	125	102	4-12	270
14″	DN350	76	372	271	327	45	22	125	102	4-12	270

DN		L	D1	L1	L2	L3	φd	φD2	φD3	n-φd1	N-b	K
16″	DN400	86.5	436	320	403	52	33.15	175	140	4-18	1-10	36.2
18″	DN450	104.6	487	351	415	52	38	175	140	4-18	1-10	41
20″	DN500	130	532	386	466	64	41.15	175	140	4-18	1-12	44.2
24″	DN600	152	651	446	525	70	50.65	210	165	4-22	1-16	54.7
28″	DN700	163	741	520	618	95	63.35	300	254	8-18	2-18	71.4
32″	DN800	188	847	580	665	95	63.35	300	254	8-18	2-18	71.4
36″	DN900	203	971	670	720	130	75	300	254	8-18	2-20	84
40″	DN1000	216	1050	735	800	130	85	300	254	8-18	2-22	95
48″	DN1200	276	1261	878	940	150	105	350	298	8-22	2-28	117

Product Advantages&Our Service:

1.High performance seat rubber(50% rubber content).

2.EPDM soft seated which can be replaced when demaged.

3.Valve switch life-time is more than 30000 times.

4.Axial seal(O-ring+oil seal,double seal structure).

5.Adopt epoxy spraying(stronger adhesion and good weather resistance).

6.Ductile Iron Lever&Worm Gear(stronger corrosion resistance).

7.Pneumatic Actuator adopts double piston rack structure.

8.Electric Actuator supplying voltage: 380V,220V or customized.

9.Pressure Testing Report,Certificate of Material and FORM E Certificate Of Origin can be provided.

TYPICAL APPLICATIONS

Water supply and drainage, Tap Water, Sewage, Power station, Boiler steam systems, Urban construction, Petroleum, Chemical Indsutry, Municipal administration