- Flow Meters[6]
- Instrument Parts & Accessories[4]
- Gas Meters[1]
- Speed Measuring Instruments[1]
- Flow Sensors[1]
- Water Meters[2]
- Level Measuring Instruments[4]
- Impellers[3]
- Pumps[6]
- Fuel Systems[6]
- Other Service Equipment[6]
- Used General Mechanical Components[5]
- Valves[6]
- Other Filter Supplies[2]
- Oil Purifier[1]
- Other Mechanical Parts[6]
- Hydraulic Parts[3]
- Other Power Transmission Parts[1]
- Other Machinery[1]
- Separation Equipment[3]
- Rubber Hoses[1]
- Other Electronic Components[1]
- Other Gears[1]
- Counters[1]
- Other Truck Parts[6]
- Cast & Forged[1]
- Other Exterior Accessories[1]
- Sensors[1]
- Chemical Product Machinery Parts[1]
- Air-Compressors[6]
- Drying Equipment[5]
- Air-Compressor Parts[1]
- Testing Equipment[2]
- Other Electronic Measuring Instruments[1]
- Moisture Meters[1]
- Gauges[3]
- Other Physical Measuring Instruments[1]
- Pressure Transmitters[2]
- Other Car Care Products[1]
- Tool Parts[1]
- Gas Generation Equipment[1]
- Contact Person : Ms. Chi Rachel
- Company Name : Shanghai Cowell Machinery Co., Ltd.
- Tel : 0086-21-56777529
- Fax : 0086-21-56776092
- Address : Shanghai,Shanghai,RM803, No.1, Lane 423, Xincun Road, Shanghai
- Country/Region : China
- Zip : 200065
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manhole cover, tank truck cover, tank covers
Description
Manhole is installed on the top of the tank, built-in pressure& vaccum vent & emergency vent.
Characteristics
• Pressure & vaccum vent, while inside pressure higher than 6-8 Kpa or lower 2-3Kpa than the outside, will be open to balance the different pressure. While the difference pressure less than -2~6Kpa, the P/V vent will be closed to keep the product not volatilized.
• Automatic sealing of P/V vent in a roll over situation prevents dangerous and splliage.
• When the inside pressure is higher 21-32kpa than the outside. The emergency vent will be open automatically to keep tank safe. The vent capacity is 7000M3/h.
• Two-stage opening allows safe release of residual compartment pressure before fully opening the fill cap.
• Easy maintenance, convenience, safety.
• Working pressure:0.6Mpa
manhole cover, tank truck cover, tank covers