Ce & ISO Certified Wafer or Lugged Concentric Butterfly Valves

• Media: Water, Oil, Gas, Seawater, Food, Steam, Air etc
• Driving Mode: Manual
• Connection Form: Wafer
• Structure: Centre Sealing
• Seal Form: Force Sealed
• Valve Stem: Normal
• Model NO.: D71X
• Work Pressure: Low Pressure (Pn<1.6mpa)
• Working Temperature: Normal Temperature (-40°C<T<120°C)
• Material of Seal Surface: Soft Sealed
• Valve Body: Casting
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Size: DN40-DN1200
• Body: Cast Iron/Ductile Iron/Wcb/CF8/CF8m
• Seat: NBR / EPDM / PTFE / Ptef / Teflon
• Disc: Ductile Iron/SS304/SS304L/SS316L/SS316
• Transport Package: Plywood Cases
• Specification: 2" to 48"
• Trademark: AKSF or customized
• Origin: China
• HS Code: 8481804090
• Production Capacity: 3000 PCS Per Month

Product Description

CE & ISO Certified Wafer or Lugged Concentric Butterfly Valves
 
Characteristics:
1. Small size and light weight.
2. Easy installation and maintenance.
3. Quick 90 degree on-off operation.
3. Low working torque
4. Excellent regulation performance.
5. Long service life.
6. Bubbles-tight sealing with no leakage under the pressure test.
7. Wide selections of materials for various medium.
8. Stem and disc are connected by pin (being without pin can be your option).
9. Soft (grooved) back and hard back seats are available.
 
 

Detailed Description:
Series	wafer type butterfly valve
Size:	DN40-DN1200
End flange:	ANSI B 16.1, ASTM B 16.47, EN 1092, AS 2129, ISO PN10/16, JIS B2212/2213, BS 10 Table D, BS 10 Table E
Face to face:	ANSI B 16.10 ,JIS10K ,JIS5K
Top flange:	ISO 5211
Nominal pressure:	PN10/16, 150LB
Body:	Cast Iron/Ductile Iron/WCB/Carbon steel/AL-Bronze/CF8, SS304/CF8M, SS316
Disc:	Ductile Iron/Ni-plated ductile iron/Nylon-plated ductile iron/AL-Bronze/Rubber lined Disc/1.2501/1.4529/CF8/CF8M/Hastelloy Alloy/Monel
Stem:	SS416/SS304/SS316/SS431/17-4PH/Monel
Seat:	NBR/Hypalon/EPDM/Neoprene/NR/Wear-Resistant EPDM/Viton/Silicon/Heat-Resistant EPDM/White EPDM/EPDM/PTFE
Suitable temperature:	Normal Temperature -45 ~150
Medium:	Flesh water, sewage, sea water, air, vapor, food, medicine, oils, salt, etc.

 

Main connection dimensions
Size		A	B	C	D	L	H	D1	n-Φ	K	E	n1-Φ1	Φ2	G	n2-M	f	J	X	Weight (kg)
mm	inch
40	1.5	136	69	33	42.6	30	77.77	110	4-18	77	50	4-6.7	12.6	100	/	13	13.8	3	2.3
50	2	161	80	43	52.9	32	84.84	125	4-23	77	57.15	4-6.7	12.6	100	/	13	13.8	3	2.5
65	2.5	175	89	46	64.5	32	96.2	145	4-26.5	77	57.15	4-6.7	12.6	120	/	13	13.8	3	3.2
80 100 125 150 200 250 300	3	181	95	46	78.8	32	61.23	160	8-18	77	57.15	4-6.7	12.6	127	/	13	13.8	3	3.6
100	4	200	114	52	104	32	70.8	180	4-24.5	92	69.85	4-10.3	15.77	156	/	13	17.77	5	4.9
125	5	213	127	56	123.3	32	82.28	210	4-23	92	69.85	4-10.3	18.92	190	/	13	20.92	5	7
150	9	226	139	56	155.6	32	91.08	240	4-25	92	69.85	4-10.3	18.92	212	/	13	20.92		7.8
200	8	260	175	09	202.5	45	112.89 76.35	295	4-25 4-23	115	88.9	4-14.3	22.1	268	/	13	24.1	5	13.2
250	10	292	203	68	250.5	45	92.4	350 355	4-29	115	88.9	4-14.3	28.45	325	/	13	31.45	8	19.2
300	12	337	242	78	301.6	45	105.34	400 410	4-29	140	107.95	4-14.3	31.6	403	/	20	34.6	8	32.5
350	14	368	267	78	333.3	45	91.11	460 470	4-30	140	107.95	4-14.3	31.6	436	/	20	34.6	8	41.3
400	16	400	309	86 102	389.6	51.2 72	100.47 102.42	515 525	4-26 4-30	197	158.75	4-20.6	33.15	488	/	20	36.15	10	61
450	18	422	328	105 114	440.51	51.2 72	88.39 91.51	565 585	4-26 4-30	197	158.75	4-20.6	37.95	536	/	20	41	10	79
500	20	480	361	127	491.6	64.2 82	86.99 101.68	620 650	4-26 4-33	197	158.75	4-20.6	41.15	590	/	22	44.15	10	128
600	24	562	459	154	592.5	70.2 82	113.42 120.46	725 770	20-30 20-36	276	215.9	4-22.2	50.65	816	/	22	54.65	16	188
700	28	624	520	165	695	99	109.65	840	24-30	300	254	8-i8	63.35	895	/	30	71.4	18	284
800	32	672	591	190	794.7	66	124	950	24-33	300	254	8-18	63.35	1015	/	30	71.4	18	368
006	36	720	656	203	864.7	118	117.57	1050	24-33	300	254	8-18	75	1115	4-M30	34	84	20	713
1000	40	800	721	216	965	142	129.89	1160/1170	24-36	300	254	8-18	85	1230	4-M33	35	95	22	864
1200	48	940.7	864	254	1160	150	101.5	1380/1390	32-39	350	298	8-22	105	1455	4-M36	35	117	28	1210