Fuel Tanker Aluminum Manhole Cover 20inch with Inner Breath Valve

Product DescriptionFuel Tanker Aluminum Manhole Cover 20inch with Inner Breath Valve 1. Whole diameter: 20inch2. Nominal diameter: 10"3. Emergency open pressure: 21kpa -32kpa4. Material: Aluminum alloy  1. Manhole Coverjiangsujiasheng 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 DesignWhen 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 insideWhen 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 DesignWhen open the up binder plate, it will release the pressure out to prevent the workers from pushing over.  * Blinding Holes DesignIn the main plate of the Manhole, there are two blinding holes can be installed with Vapor Vent Valve, Optic Sensor, DIP Tube or Exernal Vacuum Valve according to the user's demand.  * Larger Angle OpeningThe new designed blinder plate can make the cat hole opening's angle larger than the old one.     Specifications    Nominal diameter16"    Working pressure0.6Mpa    Max Emergency Vent Rate7000m3/h    Open method  Mechanical    Connet Type FlangeApplicationCompany introductionJiangsu Chia Sheng Petroleum Technology Co., Ltd. is located in the "five provinces Tongqu" of Xuzhou City, Jiangsu Province, China, railways, highways, aviation and all. The company is a set design, manufacture and sales of professional production company.The company manufactures and sells a variety of oil tankers, oil depots, oil tanker, sprinkler fittings, aluminum alloy, stainless steel quick joints, aluminum alloy, stainless steel two, three through the valve, the middle and low pressure Petrochemical valve, oil gas recovery tank car accessories, oil and gas recovery gas station products.Products are widely used in oil companies, troops, oil depots, oil tanker, sprinkler and gas stations and other industries.The company has many years of engineering experience, can undertake the filling station, oil tank, asphalt tank, storage tank, pipeline installation and gas station construction, once, the two oil gas recovery and gas station transformation, the European standard tank car modification, etc..The company well-equipped, advanced technology, strong technical force, and can undertake the manufacture of other special parts.