Aluminum Alloy Manhole Cover with Weld Neck Ring and Ventilation

• Customization: Available
• After-sales Service: Email, Video, on-Site Guidance
• Warranty: 1 Year
• Model NO.: C801TB-500
• Material: Stainless Steel
• Shape: Round
• Certification: ISO, CE
• Surface Treatment: Oxidation
• Standard: GB
• Casting Metal: Cast Iron
• Temperature Range: -20~+70
• Emergency Open Pressure: 21kpa-32kpa
• Transport Package: Carton
• Specification: 20"
• Trademark: FULIU
• Origin: China
• HS Code: 7616991090
• Production Capacity: 5000set/Month

Product Description

Product Description

1	Whole diameter	20"
2	Nominal diameter	10"
3	Emergency open pressure	21kpa -32kpa
4	Material	Carbon steel

1. Magnificent Manhole Covers

Our Aluminum Alloy Manhole Cover with Weld Neck Ring and Ventilation is meticulously engineered to securely fit atop tankers, serving as the ultimate shield against potential fuel leaks when the tanker tips over. Equipped with an innovative P/V vent, it deftly balances internal and external pressures by automatically allowing air to flow in or out, thereby safeguarding both the tanker's contents and the environment. This advanced mechanism is perfectly suited for the safe and efficient transportation of petroleum, diesel, kerosene, and other light fuels.

2. Exceptional Benefit & Feature

* Ingenious Emergency Exhausting Design
During extreme heat conditions, the manhole astutely releases air to alleviate internal pressure, thereby upholding the tanker's safety and integrity.

* Integrated P/V Vent for Optimal Safety
This feature smartly adjusts internal pressure discrepancies by seamlessly allowing air to enter or exit, ensuring the safety and environmental protection of both the tanker and its surroundings.

* Sophisticated Secondary Open Design
Upon opening the upper binder plate, any built-up pressure is gracefully released, thereby preventing operational hazards and ensuring worker safety.

* Versatile Blinding Holes Design
The main plate boasts three customizable blinding holes, ready to accommodate Vapor Vent Valves, Optic Sensors, DIP Tubes, or External Vacuum Valves to meet diverse user requirements.

* Robust Hooped Connecting
Ingeniously replaces flanged connections, offering a simpler and more dependable installation process.
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4. Installment Drawing

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