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Aluminum Manhole Cover

Aluminum Manhole Cover

Product Details

Place of Origin: China

Brand Name: COWELL/OEM

Certification: CE

Model Number: RKG-AL-460, RKG-AL-560

Payment & Shipping Terms

Minimum Order Quantity: 1

Packaging Details: Hard Carton

Delivery Time: 10-15 working days

Payment Terms: T/T

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Specifications
Highlight:

Heavy-duty manhole cover

,

Corrosion-resistant cover

,

Removable manhole cover

Description

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






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