Aluminum Manhole Cover

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Payment Terms	T/T
Delivery Time	10-15 working days
Packaging Details	Hard Carton
Brand Name	COWELL/OEM
Model Number	RKG-AL-460, RKG-AL-560
Certification	CE
Place of Origin	China

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Product Details
Company Details

Product Specification


Payment Terms	T/T	Delivery Time	10-15 working days
Packaging Details	Hard Carton	Brand Name	COWELL/OEM
Model Number	RKG-AL-460, RKG-AL-560	Certification	CE
Place of Origin	China
High Light	Heavy-duty manhole cover ，Corrosion-resistant cover ，Removable manhole cover

Manhole Cover

Description

The manhole cover is installed on the top of the oil tanker designed to provide access to the tank for inspection, maintenance, and cleaning.

It typically features a secure locking mechanism to prevent accidental openings, ensuring safety during transport. The cover is also designed

to withstand pressure and prevent leakage, contributing to the overall integrity and safety of the tanker.

Characteristics

Secure Locking Mechanism – Prevents accidental openings during transport.
Pressure Resistance – The breathing valve installed withstand internal pressure from the contents and make the tanker ventilated.
Leak Prevention – Emergency exhausting valve with automatic seals tightly to avoid spillage or leakage.
Safty – Two-stage opening allowes safe release of the remaining gas before fully opening the cover.
Spare holes – The reserved blind holes on the main cover can be installed with vapor recovery valve and optic sensor

Material

Body: Aluminum alloy

Pressure handle: Steel

Exhasust Valve: Aluminum alloy

Safty button: Stainless Steel

Seal: NBR

Technical Specification
Model	RKG-AL-460	RKG-AL-560
Size	16"	20"
Working pressure	0.254 Mpa
Emergency open pressure	21-32KPa
Max. flow rate	7000m3/h
Temperature range	-20~70℃
Connection mode	Flange

Company Details

Bronze Gleitlager

Bronze Sleeve Bushings

and

Graphite Plugged Bushings

from Quality China Factory



Business Type:

Manufacturer,Exporter,Trading Company 


Year Established:

2007 


Ecer Certification：

Verified Supplier 

Company Profile Shanghai Cowell Machinery Co., Ltd. (Cowell) is a family group company. We are a professional manufacturer of Fueling equipment since 1980’s. Registered in Shanghai, and managed by a professional team, Cowell delivers quality, efficiency, and... Company Profile Shanghai Cowell Machinery Co., Ltd. (Cowell) is a family group company. We are a professional manufacturer of Fueling equipment since 1980’s. Registered in Shanghai, and managed by a professional team, Cowell delivers quality, efficiency, and...

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Reach Us
Shanghai Cowell Machinery Co., Ltd.
RM 803, No. 46, Lane 423, Xincun Rd., Shanghai, China 200065 (Greenland Putuo Commercial Plaza, No. 1 Building)
https://www.cowellmac.com/

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