DS641 Pneumatic motor gearbox drive telescopic flange butterfly valve

group name: Butterfly valve

Min Order: 1 piece

brand name: GARLOS

model: DS641

update time: Mon, 12 Jun 2017 14:14:16 GMT

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Paramtents

Nominal Diameter DN50-200
Nominal Pressure 0.6-2.5MPa
Design Standard JB/T5299-1998
Structure Length GB/T12221-2005
Pressure Test GB/T13927-1992, JB/T9092-1999
Suitable Medium Air, water, sewage, steam, gas, oil and so on

Packging & Delivery

Min Order1 piece

Briefing

D341 is suitable for food, medicine, chemicals, petroleum, electricity, textile, and other water supply and drainage pipeline

Detailed

Summary

Telescopic butterfly valve has the function of automatic compensation for thermal expansion and contraction of the pipe, it is easy to disassemble and install. It is suitable for food, medicine, chemicals, petroleum, electricity, textile, paper and other water supply and drainage, gas pipeline with temperature ≤ 80℃, nominal pressure ≤ 2.5MPa, to adjust or cut off medium.

The valve can be equipped with a variety of actuators, such as manual actuator, worm gear, pneumatic actuator, electric actuator.

Parameters

Nominal Diameter	DN50-2000
Nominal Pressure	PN0.6MPa-2.5MPa
Design Standard	JB/T5299-1998
Structure Length	GB/T12221-2005
Pressure Test Standard	GB/T13927-1992, GB/T9092-1999
Suitable Medium	Air, water, sewage, steam, gas, oil and so on

Material

Name	Material
Body	Gray cast iron, ductile iron, cast steel, alloy steel, stainless steel
Disc	Ductile iron, cast steel, stainless steel, and other special material
Seal Ring	Rubber, PTFE
Stem	45# steel, 2Cr13, stainless steel
Packing	Flexible graphite, graphite asbestos cord

Sealing Material

Material	Neoprene	Nitrile rubber buna	Ethylene propylene rubber	Polytetrafluoroethylene	Silicone rubber	Fluorous rubber	Natural rubber	Nylon
Short Name	CF	NBR	EPDM	PTFE	SI	VITON	NR	PA
Max Temperature	80℃	93℃	150℃	232℃	250℃	204℃	85℃	93℃
Minimum Temperature	-40℃	-40℃	-40℃	-268℃	-70℃	-23℃	-20℃	-73℃
Working Temperature	0~80℃	-20~82℃	-40~125℃	-30~150℃	-70~150℃	-23~150℃	-20~85℃	-30~93℃

Dimension