Products/Services for Hermetic Manhole
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Manholes and Manhole Covers - (174 companies)Manholes allow access to underground pipes, cables, meters and facilities. Manhole covers are used cover manholes. Manholes allow access to underground piping, meters, and facilities. Manholes perform a variety of functions. They allow access...MaterialShapeApplication -
Hermetic Sealing Services - (48 companies)Hermetic seals provide a vacuum or leak tight seal such as a brazed glass-to-metal seal. How To Select Hermetic Sealing Services. Image Credit: PFC| Schott. Hermetic seals provide a vacuum or leak-tight seal, insulate or channel electricity... -
Gaskets and Gasketing - (1423 companies)Gaskets are used to prevent fluid or gas leaks by providing a barrier between two mating surfaces. -
Pipe Fittings - (1962 companies)Pipe fittings cover many components that connect pipe ends for in-line, offset, multi-port, and mounting configurations. -
Sealers and Seal Coatings - (249 companies)Sealers and seal coatings are used to seal surfaces or to form a barrier on a surface. They differ from sealants, which are used to seal joints or gaps between surfaces.
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Feedthroughs - (172 companies)Feedthroughs transmit electrical current, fluids, optical signals, or mechanical motion through the walls of a pressurized or vacuum system through a hermetic seal. Image Credit: Nor-Cal Products, Inc. Feedthroughs provide inlet and outlet tubes...
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Boxes and Crates - (271 companies)Boxes and crates are rigid, typically square or rectangular containers that may include a cover. They are used for all types of handling and storage applications.
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Electrical Feedthroughs - (119 companies)Image Credit: Nor-Cal Products, Inc. Electrical feedthroughs transmit electrical current through the walls of a pressurized or vacuum system through a hermetic seal. Electrical feedthroughs are designed to maintain the integrity of the walls...
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Fluid Feedthroughs - (28 companies)Fluid feedthroughs use a hermetic seal to transmit fluids through the walls of a pressurized or vacuum system. Devices include nitrogen, air, and water feedthroughs. Fluid feedthroughs are designed to transmit fluids into high and ultrahigh vacuum...
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Electronic Packages and Lids - (16 companies)Electronic Packages and Lids are used in the microelectronic and fiber optic industry. Packages and lids are used to enclose electronic chips and interface with circuit boards. They are typicaly customized to customer requirements.
Product News
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McGard Special Products Division
Limit Manhole Access McGard 's DuraShield (R) is the most advanced, high level manhole security device available. The exceptional level of protection provided by the DuraShield will secure your manholes from terrorists, thieves, unauthorized contractors, vandals and protect your system with one strong, user friendly manhole security device. Watch Video (read more)Browse Manholes and Manhole Covers Datasheets for McGard Special Products Division -
McGard Special Products Division
Advanced Manhole Security... DuraShield® The DuraShield (R) is the most advanced, high level manhole security device available. Even the most aggressive attacks will be deterred by what many have referred to as a "bank vault door" of protection. Secure your manholes from terrorists, thieves, saboteurs, vandals and protect your system with one strong manhole security device. Access is eliminated, safety is assured and your assets remain locked and protected with the DuraShield (R) manhole security device. Multiple security points... (read more)Browse Manholes and Manhole Covers Datasheets for McGard Special Products Division -
Douglas Electrical Components
Hermetic Backpotted Connector Maintain compatibility with existing designs using backpotted connectors. Hermetic Backpotted Connector | Back Potted Hermetic Seals | BPC Series. Able to recreate obsolete connector options in order to maintain backwards compatibility, redesign legacy products or source replacements. Extend the life of existing products. Maintain the ability to produce larger application designs without additional changes (read more) -
Douglas Electrical Components
Cost of Ownership for Hermetic Solutions When evaluating hermetic connectors and feedthroughs, focusing only on upfront purchase price can overlook the much larger impact of total cost of ownership (TCO). TCO includes every cost associated with a product throughout its lifecycle, including maintenance, downtime, installation, logistics, testing, inventory management, labor, and replacement cycles. Hermetic solutions are often used in harsh and mission-critical environments where reliability is essential. Failures can result in costly... (read more) -
Douglas Electrical Components
Immersion Cooling Hermetic Feedthroughs As data centers increase the use of immersion cooling to improve energy efficiency and component density, reliable hermetic electrical connections have become essential. Fluorinated dielectric liquids such as Fluorinert TM, Novec TM, and Galden TM are commonly used to cool electronics because they are thermally conductive, chemically stable, non-flammable, and electrically insulating. To maintain system integrity in these liquid environments, electrical connections must be permanently sealed... (read more)Browse Feedthroughs Datasheets for Douglas Electrical Components -
3X Ceramic Parts Company Limited
Ceramic to Metal Hermetic Feedthough High Voltage High Vacuum Ceramic to Metal Hermetic Feedthough. 3X Ceramic Parts company specialized in developing and producing ceramic to metal hermetic feedthough that are used in the high operating temperature , high vacuum and harsh condition . It could meet customer the requirements of air tight seal , high working temperature resistance , electrical insualting , and some times under high pressure . Air tight hermetic seal protect from liquid , pressure , moisture, gas, vacuum, corrosion... (read more)Browse Industrial Ceramic Materials Datasheets for 3X Ceramic Parts Company Limited -
Douglas Electrical Components
DuctorSeal® Series: Hermetic Feedthroughs DuctorSeal (R) hermetic wire feedthroughs and sealed cable assemblies provide custom, liquid- and gas-tight electrical pass-through solutions for demanding environments. Delivered pre-wired and fully tested, these feedthroughs enable seamless, drop-in installation while supporting virtually any combination of wires, cables, and connectors on both sides of a bulkhead. With the ability to hermetically seal directly to the conductor, DuctorSeal offers exceptional design flexibility, supporting up... (read more)Browse Feedthroughs Datasheets for Douglas Electrical Components -
Powell Electronics, Inc.
3100 Series Hermetic Thermostats 3100 Series Hermetic Thermostats. The 3100 Series consists of a single pole, single throw switch activated by a snap-action bimetal disc. Temperature calibrations are pre-set at the factory and each unit is 100% thermally and mechanically inspected. It is available to open or close on temperature rise. The case is laser welded to form a hermetically-sealed steel housing with a glass-to-metal seal at the terminal junction. It is manufactured and tested to meet or exceed critical commercial... (read more) -
Douglas Electrical Components
UHV Hermetic Feedthroughs and Connectors Working with ultra-high vacuum systems requires electrical connections that will not compromise vacuum integrity. Douglas Electrical Components specializes in UHV feedthroughs and connectors engineered to perform at pressures as low as 10? ^1 ^2 torr while supporting everything from low-level signals to high-voltage power transmission. Each connector is built with hermetic construction and rigorously tested, including helium leak verification, to ensure long-term reliability. With capabilities... (read more)Browse Electrical Feedthroughs Datasheets for Douglas Electrical Components -
Douglas Electrical Components
Hermetic Vacuum Electrical Feedthroughs Vacuum systems require highly reliable, leak-tight electrical connections, and Douglas Electrical Components provides industry-leading vacuum electrical feedthroughs designed for Ultra-High Vacuum (UHV) and high-vacuum applications. Engineered for pressures as low as 10? ^1? Torr, these feedthroughs deliver hermetic performance with extremely low leak rates and are fully helium leak tested for quality assurance. Both standard and custom designs are available, allowing integration of power... (read more)Browse Feedthroughs Datasheets for Douglas Electrical Components
More Information
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Econstruction of the hydropower and hydromechanical equipment at the Volkhov hydroelectric station
The scroll case is reinforced-concrete (existing one) with a 225 ~ nose angle in pl n top there is a manhole closed by a hermetic cover.
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Deep, radial, water-operated automatically controlled gate
1) Repair valve; 2) air duct; 3) manhole ; 4) hermetic door; 5) polyethelene pipe (y = 0.94 tons/m 3) 5 m long; 6) chamber of varying cross sections.
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Corrosion in Systems for Storage and Transportation of Petroleum Products and Biofuels
The rain water and oxygen entered through non- hermetic covers installed on the valve and the manhole , were “captured” under the thermal insula- tion and could not egress in opposite direction.
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Experience in constructing The Zagorsk pumped-storage station
On the suggestion of the assemblers, changes were made in the design: three manholes were made, which are subsequently closed by hermetic covers.
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Microdisturbances on the International Space Station during dynamic operations
Fur ther, the hermetic sealing of a joint is checked; after this the manholes can be opened, and astronauts can pass from one object into another.
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Oil field equipment for treating the formation near the well with liquid carbon dioxide
The manhole in the bottom of the tank is closed with a hermetic lid.
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Mechanical equipment of the dewatering outlets of the Inguri arch dam
For access to the shaft of the emergency--guard gate manholes are provided in the lower part of the housing and hermetic cover.
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Water tests on optical fibers
Water condenses in street cabinets and terminals installed in the cellar level of houses or it penetrates through the cable sheath in non- hermetic ground cables and splice boxes in wet ground … … flood into aged splice boxes in water filled manholes '.
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Reliability evaluation for PON power splitters
… including exchange buildings, roadside cabinets containing powered electronics, unheated roadside cabinets, and underground manholes or footway boxes. … that some of the environments will be wet, and it is possible that hermetic packages would be …
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Machine elements
Manhole cover Special cases are the hermetically sealed spaces through bellowses or membranes at machine parts with limited mutual …
