DI Disc Resilient Seat Butterfly Valve With Worm Gear

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Product Details: DI Disc Resilient Seat Butterfly Valve With Worm Gear

Worm Gear Butterfly Valve Structure and Feature:

1. Bi-directional tightness.

2. Small in size and light in weight. Easy installation and maintenance. It can be mounted wherever needed.

3. Simple and compact construction, quick 90 degree on-off operation.

4. Minimized operating torque, energy saving.

5. Flow curve tending to straight line. Excellent regulation performance.

6. Long service life. Standing the test of tens of thousands opening/closing operations.

7. Bubbles-tight sealing with no leakage under the pressure test.

8. Wide selection of materials, applicable for various medium.

Nominal diameter		DN40-DN1200	DN40-DN1200	DN40-DN300
Nominal pressure		1.0	1.6	2.5
Test pressure	Seal	1.1	1.76	2.75
	Shell	1.5	2.4	3.75
Applicable temperature		-10℃~100℃
Applicable medium		Water, sewage, air, steam, food, medicine, various, oils, acids, alkalis, salts,etc.

Part name	Material
Body	Ductile iron, cast iron, cast steel, stainless steel
Plate	Ductile iron(surface treatment: nickel plating, spray N11, fully lined with EPDM, fully lined with PTFE), CF8, CF8M, copper alloy, Monel, duplex steel, etc
Stem	SS410、SS416、SS431、SS304、20Cr13
Seat	EPDM, NBR, natural rubber, Viton, silicone, PTFE, etc.
O-Ring	EPDM, NBR
Bushing	PTFE, bronze

TJL INDUSTRY GROUP CO., LIMITED

Tel: 0086-22-28219562
Fax: 0086-22-28219554 ext.8888

Address: 1-711,XiangNian Plaza, Dongjiang and Neijiang Road Cross, Hexi District, Tianjin China

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