Worm Gear Box Lug Type Wafer Butterfly Valve

• Media: Gas
• Driving Mode: Electric
• Connection Form: Wafer
• Structure: Single-Eccentric Sealing
• Seal Form: Force Sealed
• Valve Stem: Normal
• Model NO.: DN50
• 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
• Standard: DIN/JIS/ANSI
• Application: Industrial Usage, Water Industrial Usage
• Transport Package: Foam+Wooden Case
• Specification: DN50~DN600
• Trademark: JIMAI
• Origin: China
• HS Code: 8481804090
• Production Capacity: 500000piece/Yea

Product Description

Worm gear butterfly valve of Zhejiang Jimai Auto-Tech Co,.Ltd is designed specifically for manually regulating medium flow. It is easily switched on and off by moving the worm gear at the butterfly valve's top. It features a top-mounted framework that eliminates the need for additional brackets, making it incredibly stable and simple to install. The seat is treated and sculpted to ensure that it performs well as a sealing. Our organization selects dependable raw materials and conducts rigorous quality inspections on a regular basis to assure the highest quality of our goods. The worm gear butterfly valve is useful in a variety of industries, including sewage treatment, shipbuilding, and energy engineering.

Product features
Size Range:2~40"(DN50~DN1000)
Design standard: API609
Pressure: PN10, PN16, Class150
Body Materials: Cast Iron, Ductile Iron, WCB , Stainless Steel
Seat Materials: EPDM, NBR

Disc Materials: Ductile Iron, WCB, CF8,CF8M
Stem Materials: SS416/304/316
End Connection: Wafer
Operate: Worm gear
Top Flange: ISO 5211
 

Valve design	GB/T12238,API609,MSS SP-67
Face to Face	GB/T12221,API609,MSS SP-67,DIN3202,BS EN558-1
Pressure Test	GB/T13927,API598
Flange Drilling	GB/T17241.6,ASI B16.1 Class125,BS4504 PN10/PN16 DIN2501 PN10/PN16
Top Flange	It can be customized to 5211 standard

 

DN	NPS	E	N1-Φ2	Φ2	G	J	X	f
50	2	57.15	4-6.7	12.6	155	13.8	3	13
65	2 1/2	57.15	4-6.7	12.6	179	13.8	3	13
80	3	57.15	4-6.7	12.6	190	13.8	3	13
100	4	69.85	4-10.3	15.77	220	17.77	5	13
125	5	69.85	4-10.3	18.92	254	20.92	5	13
150	6	69.85	4-10.3	18.92	285	20.92	5	13
200	8	88.9	4-14.3	22.1	339	24.1	5	13
250	10	88.9	4-14.3	28.45	406	31.45	8	13
300	12	107.95	4-14.3	31.6	477	34.6	8	20
350	14	107.95	4-14.3	31.6	515	34.6	8	20
400	16	158.75	4-20.6	33.15	579	36.15	10	20
450	18	158.75	4-20.6	37.95	627	41	10	20
500	20	158.75	4-20.6	41.15	696	44.15	10	22
600	24	215.9	4-22.2	50.65	821	54.65	16	22

 

DN	NPS	A	B	C	D	L	H	D1	N-M
50	2	161	80	43	52.9	32	88.38	125	4-M16
65	2 1/2	175	89	46	64.5	32	102.54	145	4-M16
80	3	181	95	45.21	78.8	32	61.23	160	8-M16
100	4	200	114	52.07	104	32	68.88	180	8-M16
125	5	213	127	55.5	123.3	32	80.36	210	8-M16
150	6	226	139	55.75	155.6	32	91.84	240	8-M20
200	8	260	175	60.58	202.5	45	112.89	295	8-M20
							76.35		12-M20
250	10	292	203	68	250.5	45	90.59	350	12-M20
							91.88	355	12-M24
300	12	337	242	68	301.6	45	103.52	400	12-M20
							106.12	410	12-M24
350	14	386	267	76.9	333.3	45	89.74	460	16-M20
							91.69	470	16-M24
400	16	400	325	85.7	389.6	51.2	100.48	515	16-M24
						72	102.42	525	16-M27
450	18	422	345	104.6	440.5	51.2	88.38	565	20-M24
						72	91.51	585	20-M27
500	20	480	378	130.26	491.6	57	96.99	620	20-M24
						82	101.68	650	20-M30
600	24	562	475	151.36	592.5	70.2	113.42	725	20-M27
						82		770	20-M33