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C801B-560 Manhole Cover
C801B-560 Manhole Cover

Blinding Hole Design:
The blinding holes can be produced according to use`s demand ,to install with Vapor Vent Valve , Optic Sensor , Pressure gauge ,Dip Tube or External Vacuum Valve according to user`s demand.

Manhole Cover C801B-560/580

●Whole diameter:20"

●Blinding Hole Design:

The blinding holes can be produced according to use`s demand ,to install with Vapor Vent Valve , Optic Sensor , Pressure gauge ,Dip Tube or External Vacuum Valve according to user`s demand.

●Benefit and Features :Big plate is used the plate to punch forming. The material of big plate and dimension can be produced according to user`s demand.

Can be installed double P/V vent valve according to requirement to increase the flow rate of air.

Technical Data:

Emergency open presure: 21Kpa~32Kpa

Max Emergency Flow Rate: 7000m³/h(When 34Kpa)

Material: Aluminum Alloy

Installment Mode: Flanged Type

Temperature Range: -20℃~+70℃

Size Data:

Model: C801A-460

D0: Ø560

D1 Ø530

D2 Ø482

H 88

B 12

Z-d 24-Ø11

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If you have any enquiry about quotation or cooperation,please feel free to email us at sales@jlme.cn or use the following enquiry form. Our sales representative will contact you within 24 hours. Thank you for your interest in our products.

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