Full Coated Resistant Butterfly Valve-Products-KELK

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WUXI KELK APPARATUS &VALVE CO.,LTD
NO.6 DeYu Road,Hongshan Town,Wuxi,Jiangsu,China
Postcode： 214115

+86 (510) 85141699

+86 (510) 85141819

info@kelkflow.com.cn

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BT430 Full Coated Resistant Butterfly Valve

This series of double flange butterfly valve is widely used in sewage, gas regulation. And it is mainly used for aquatic products, sewage plant, long water delivery and municipal matching water pipe network as a cut-off and micro regulating valve. If it is equipped with a liquid air actuator, it can play the role of explosion protection in the dam. In the water plant to replace the check valve to protect the opening and closing of the pump, and can also be used as an air cooling island cut-off protective in a valve power plant.

Performance Characteristics

1、Soft sealing valve seat meets the EN 593 standard.
2、The distance between flange meets EN 558-1, basic series14(DIN 3202， F4).
3、Two-end flange meets EN 1092-2 standard.
4、Double eccentric butterfly valve shaft sleeve is maintenance free.
5、Double-O sealing ring and sleeve valve closed blind hole design. No medium immersion (dry shaft design).
6、Valve seat is abrasion resistance, corrosion resistance.
7、the sealing ring can be replaced online without removing the butterfly plate.
8、Closed pressure itself locks sealing ring, automatic sealing.
9、Vacuum sealing up to 1.
10、Bilateral sealing meets EN 1074-2 standard.
11、Blowout prevention valve shaft. And valve shaft sealing.
12、Worm gear box with self-locking can be fully closed. has mechanical position indicator, and is maintenance free.
13、Anti cavitation valve for water.

Specifications

Body Size	6"(DN150)～160"(DN4000)
Body Rating	ANSI Class 150#～300#
Fluid Temp	-40～+200℃
Connections	Flanges(FF,RF)
Body Materials	QT400-18/Spray epoxy resin
Plug Materials	QT400-18/Spray epoxy resin
	Tight shut off
Rangeability	60°Opening 15:1 90°Opening 30:1
Flow Characteristics	Approximate Eq%

Product Advantage

1,Double eccentric valve plate, low torque.
2,Ni Cr alloy surfacing seat, abrasion resistance.
3,Dry shaft design, no corrosion.
4,Self-lubricating bronze bushings, maintenance free.
5,Bidirectional floating sealing ring, preventing from blowing-out.

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