20-inch Carbon Steel Manhole Cover, Lightweight

Name: 20-inch Carbon Steel Manhole Cover, Lightweight
Brand: Zhejiang Galaxy Machinery Manufacture Co. Ltd
Rating: 4.9 (20 reviews)

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Model No. :	C801A-4-1-A-1-1
Brand Name :

10yrs

Wenzhou, Zhejiang, China

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Product description

Emergency venting (fire engulfment), tank breathing and flanges for ancillary equipment are included with all our manhole covers

These features protect tanker against rupture, division reversal and explosion when either natural or catastrophic internal pressures build up

Vacuum relief protects against tank implosion and compartment division reversal

10" hinged, lockable hatch facilitates easy insertion of top loading pipes while ancillary flanges save costs, time and aid tank integrity

Internationally accepted and specified by oil companies worldwide to assist with safe conveyance of petroleum based products

Lightweight

Can be supplied as either left-hand or right-hand configuration allowing ancillary items, such as HLCO, dip tube or mechanical top operator, to be positioned on tanker center line

Standard sizes: optional 16 and 20"

Emergency opening pressure: 21-32KPa

Maximum displacement of emergency: 7000m³/hour

Main materials: aluminum alloy and carbon steel (optional)

Installation: flange and hoop (optional)

Temperature range: -20 to 70°C