• Model NO.：C801TB-500
• Certification：ISO 9001:2000, ISO 9001:2008
• Whole Diameter：20′′
• Emergency Open Pressure：21kpa-32kpa
• Max Emergency Flow Rate：7000m3,H(When 34kpa)
• Material：Aluminum Alloy
• Installment Mode：Flanged Type
• Temperature Range：-20~+70
• Transport Package：Box 2 Sets,CTN 58*58*40 G. W.: 44kgs
• Specification：API
• Trademark：JIALONG
• Origin：Wenzhou, Zhejiang, China
• HS Code：7616991090
• Production Capacity：3000 Sets,Month

Basic Info.

Model NO. C801TB-500 Certification ISO 9001:2000, ISO 9001:2008 Whole Diameter 20′′ Emergency Open Pressure 21kpa-32kpa Max Emergency Flow Rate 7000m3/H(When 34kpa) Material Aluminum Alloy Installment Mode Flanged Type Temperature Range -20~+70 Transport Package Box 2 Sets/CTN 58*58*40 G. W.: 44kgs Specification API Trademark JIALONG Origin Wenzhou, Zhejiang, China HS Code 7616991090 Production Capacity 3000 Sets/Month

Product Description

Specifications

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

1. Manhole Covers

Manhole Cover is installed on the top of the tanker to prevent the inside fuel from leakage when the tanker is over rolled. With P/V vent inside to adjust the pressure. When there is pressure differences inside and outside the tanker, it will automatically inlet or exhaust air to adjust the pressure so that it can ensure the safety and environment protection. It is suitable to transpore petroleum, diesel, kerosene, and the other light fuel, etc.

2. Benefit & Feature

* Emergency Exhausting Design
When the tanker truck is in high temperature condition, the manhole will automatically exhaust the air inside to release the pressure, ensuring the safety of the tanker.

* With P/V Vent inside
When there is pressure differences inside and outside the tanker, it will automatically inlet or exhaust air to adjust the pressure so that it can ensure the safety and environmental preotection.

* Secondary Open Design
When open the up binder plate, it will release the pressure out to prevent the workers from pushing over.

* Blinding Holes Design
In the main plate of the Manhole, there are three blinding holes can be installed with Vapor Vent Valve, Optic Sensor, DIP Tube or Exernal Vacuum Valve according to the user's demand.

* Hooped Connecting
Instead of flanged connecting to make the installment more convenient and reliable.
3. 
4 Installment Drawing 

 

Welcome to our Jialong Company.

Company introduction

Zhejiang Jialong Mechanical Equipment Co., Ltd, is the manufacturer which produces the relative accessories for the Road Dangerous Fuel Transportation Parts. Since our establishment 1990's, we insist the company's principle" To ensure the Quality for surviving, to keep the promise for developing"all the time to keep positive developing tend.