Anderson Greenwood Marvac 786 Emergency Relief Manhole Covers
BRAND : Anderson Greenwood
An emergency relief vent in a range of sizes and materials capable of handling pressure flows up to 188,000 cubic meters per hour
Features
• Vacuum option available.
• Choice of construction materials.
• Stainless steel seats.
• Standard service option.
• Chemical service option.
• Cryogenic service option.
• API, ANSI and DIN flanges available.
General application
The 785/786 are suitable for venting pressure and/or vacuum service in storage tank farms, petroleum and chemical refineries.
Technical data
Materials: Aluminum, carbon steel, stainless steel
Sizes: 10” to 36" (DN 250 to 900)
Pressure settings: 4.5 mbar to 140 mbar
Vacuum settings: 2.5 mbar to 50 mbar
Details
An emergency relief vent in a range of sizes and materials capable of handling pressure flows up to 188,000 cubic meters per hour
Features
• Vacuum option available.
• Choice of construction materials.
• Stainless steel seats.
• Standard service option.
• Chemical service option.
• Cryogenic service option.
• API, ANSI and DIN flanges available.
General application
The 785/786 are suitable for venting pressure and/or vacuum service in storage tank farms, petroleum and chemical refineries.
Technical data
Materials: Aluminum, carbon steel, stainless steel
Sizes: 10” to 36" (DN 250 to 900)
Pressure settings: 4.5 mbar to 140 mbar
Vacuum settings: 2.5 mbar to 50 mbar
