148 relations: Acrylonitrile butadiene styrene, American National Standards Institute, American Petroleum Institute, American Water Works Association, American Welding Society, Angle, ASME, ASTM International, Backflow, Backhoe, Bar (unit), Brass, Brazing, Bronze, Building code, Bulldozer, Butt welding, Capillary action, Carbon steel, Carcinogen, Caulking, Central vacuum cleaner, Chemical reactor, Chlorinated polyvinyl chloride, Closet flange, Collinearity, Combustibility and flammability, Compressed Gas Association, Compression (physics), Concentric objects, Copper, Corrosion, Coupling (piping), Cupronickel, Dielectric, Drain-waste-vent system, Drainage, Earthquake, Eccentric reducer, Electric current, Electrolysis, Expansion Joint Manufacturers Association, Fibre-reinforced plastic, Fillet (mechanics), Fillet weld, Fire protection, Fire sprinkler, Flange, Flash welding, Fluid, ..., Flush toilet, Flux (metallurgy), Freezing, Frustum, Galvanic corrosion, Galvanization, Gasket, Gender of connectors and fasteners, Geometry, Gladhand connector, Gravity, Grinnell Mechanical Products, Groundwater, High-density polyethylene, Hydraulic brake, Hydraulic cylinder, Hydraulics, Hydroelectricity, Hydronics, Impact wrench, Incoloy, Inconel, Ion, Landscaping, Lead, Lead wool, Licensure, Malleable iron, MAPP gas, Metal fume fever, Nail (fastener), National Fire Protection Association, National pipe thread, Natural gas, Neoprene, Nondestructive testing, Nuclear reactor, O-ring, Oakum, Onsite sewage facility, Personal protective equipment, Pigging, Pipe (fluid conveyance), Pipe dope, Pipe fitting, Pipe wrench, Piping, Piping and plumbing fitting, Plastic welding, Plumber, Plumber's snake, Plumbing, Polytetrafluoroethylene, Polyvinyl chloride, Powder-actuated tool, Pressure, Propane, Propane torch, Pump, Radius of curvature, Reducer, Residual stress, Rotary union, Rotation around a fixed axis, Screw, Screw thread, Seal (mechanical), Sewer gas, Shipbuilding, Socket wrench, Soldering, Spot welding, Stainless steel, Steel, Storm drain, Stormwater, Tap water, Thread seal tape, Threaded pipe, Threaded rod, Toughened glass, Toxicity, Trap (plumbing), Trap primer, Tube (fluid conveyance), Tungsten carbide, Ultraviolet, Uniform Plumbing Code, Valve, Ventilation (architecture), Victaulic, Water cooling, Water supply network, Wedge, Weld neck flange, Welding, Wind engineering, Worm drive. Expand index (98 more) » « Shrink index
Acrylonitrile butadiene styrene (ABS) (chemical formula (C8H8)x·(C4H6)y·(C3H3N)z) is a common thermoplastic polymer.
The American National Standards Institute (ANSI) is a private non-profit organization that oversees the development of voluntary consensus standards for products, services, processes, systems, and personnel in the United States.
The American Petroleum Institute (API) is the largest U.S. trade association for the oil and natural gas industry.
American Water Works Association (AWWA) is an international non-profit, scientific and educational association founded to improve water quality and supply.
The American Welding Society (AWS) was founded in 1919 as a non-profit organization with a global mission to advance the science, technology and application of welding and allied joining and cutting processes, including brazing, soldering and thermal spraying.
In plane geometry, an angle is the figure formed by two rays, called the sides of the angle, sharing a common endpoint, called the vertex of the angle.
The American Society of Mechanical Engineers (ASME) is a professional association that, in its own words, "promotes the art, science, and practice of multidisciplinary engineering and allied sciences around the globe" via "continuing education, training and professional development, codes and standards, research, conferences and publications, government relations, and other forms of outreach." ASME is thus an engineering society, a standards organization, a research and development organization, a lobbying organization, a provider of training and education, and a nonprofit organization.
ASTM International is an international standards organization that develops and publishes voluntary consensus technical standards for a wide range of materials, products, systems, and services.
Backflow is a term in plumbing for an unwanted flow of water in the reverse direction.
A backhoe — also called rear actor or back actor — is a type of excavating equipment, or digger, consisting of a digging bucket on the end of a two-part articulated arm.
The bar is a metric unit of pressure, but is not approved as part of the International System of Units (SI).
Brass is a metallic alloy that is made of copper and zinc.
Brazing is a metal-joining process in which two or more metal items are joined together by melting and flowing a filler metal into the joint, the filler metal having a lower melting point than the adjoining metal.
Bronze is an alloy consisting primarily of copper, commonly with about 12% tin and often with the addition of other metals (such as aluminium, manganese, nickel or zinc) and sometimes non-metals or metalloids such as arsenic, phosphorus or silicon.
A building code (also building control or building regulations) is a set of rules that specify the standards for constructed objects such as buildings and nonbuilding structures.
A bulldozer is a crawler (continuous tracked tractor) equipped with a substantial metal plate (known as a blade) used to push large quantities of soil, sand, rubble, or other such material during construction or conversion work and typically equipped at the rear with a claw-like device (known as a ripper) to loosen densely compacted materials.
Butt welding is a commonly used technique in welding that can either be automated or done by hand on steel pieces.
Capillary action (sometimes capillarity, capillary motion, capillary effect, or wicking) is the ability of a liquid to flow in narrow spaces without the assistance of, or even in opposition to, external forces like gravity.
Carbon steel is a steel with carbon content up to 2.1% by weight.
A carcinogen is any substance, radionuclide, or radiation that promotes carcinogenesis, the formation of cancer.
Caulking is both the processes and material (also called sealant) to seal joints or seams in various structures and some types of piping.
A central vacuum cleaner (also known as built-in or ducted) is a type of vacuum cleaner appliance, installed into a building as a semi-permanent fixture.
A chemical reactor is an enclosed volume in which a chemical reaction takes place.
Chlorinated polyvinyl chloride (CPVC) is a thermoplastic produced by chlorination of polyvinyl chloride (PVC) resin, which is significantly more flexible and can withstand higher temperatures than standard PVC.
In plumbing, a closet flange (also known as a toilet flange) is a pipe fitting (specifically, a type of flange) that both mounts a toilet to the floor and connects the toilet drain to a drain pipe.
In geometry, collinearity of a set of points is the property of their lying on a single line.
Flammable materials are those that ignite more easily than other materials, whereas those that are harder to ignite or burn less vigorously are combustible.
The Compressed Gas Association (CGA) is an American trade association for the industrial and medical gas supply industries.
In mechanics, compression is the application of balanced inward ("pushing") forces to different points on a material or structure, that is, forces with no net sum or torque directed so as to reduce its size in one or more directions.
In geometry, two or more objects are said to be concentric, coaxal, or coaxial when they share the same center or axis.
Copper is a chemical element with symbol Cu (from cuprum) and atomic number 29.
Corrosion is a natural process, which converts a refined metal to a more chemically-stable form, such as its oxide, hydroxide, or sulfide.
A coupling (or coupler) (used in piping or plumbing) is a very short length of pipe or tube, with a socket at one or both ends that allows two pipes or tubes to be joined, welded (steel), brazed or soldered (copper, brass etc.) together.
Cupronickel (also known as copper-nickel) is an alloy of copper that contains nickel and strengthening elements, such as iron and manganese.
A dielectric (or dielectric material) is an electrical insulator that can be polarized by an applied electric field.
In modern plumbing, a drain-waste-vent (or DWV) is part of a system that removes sewage and greywater from a building, and regulates air pressure in the waste-system pipes to aid free flow.
Drainage is the natural or artificial removal of a surface's water and sub-surface water from an area.
An earthquake (also known as a quake, tremor or temblor) is the shaking of the surface of the Earth, resulting from the sudden release of energy in the Earth's lithosphere that creates seismic waves.
An eccentric reducer is a fitting used in piping systems between two pipes of different diameters.
An electric current is a flow of electric charge.
In chemistry and manufacturing, electrolysis is a technique that uses a direct electric current (DC) to drive an otherwise non-spontaneous chemical reaction.
The Expansion Joint Manufacturers Association is an organization of a metal bellows expansion joint manufacturers.
Fibre-reinforced plastic (FRP) (also called fiber-reinforced polymer, or fiber-reinforced plastic) is a composite material made of a polymer matrix reinforced with fibres.
In mechanical engineering, a fillet is a rounding of an interior or exterior corner of a part design.
Fillet welding refers to the process of joining two pieces of metal together whether they be perpendicular or at an angle.
Fire protection is the study and practice of mitigating the unwanted effects of potentially destructive fires.
A fire sprinkler or sprinkler head is the component of a fire sprinkler system that discharges water when the effects of a fire have been detected, such as when a predetermined temperature has been exceeded.
A flange is an external or internal ridge, or rim (lip), for strength, as the flange of an iron beam such as an I-beam or a T-beam; or for attachment to another object, as the flange on the end of a pipe, steam cylinder, etc., or on the lens mount of a camera; or for a flange of a rail car or tram wheel.
Flash welding is a type of resistance welding that does not use any filler metals.
In physics, a fluid is a substance that continually deforms (flows) under an applied shear stress.
A flush toilet (also known as a flushing toilet, flush lavatory, or water closet (WC)) is a toilet that disposes of human excreta (urine and feces) by using water to flush it through a drainpipe to another location for disposal, thus maintaining a separation between humans and their excreta.
In metallurgy, a flux (derived from Latin fluxus meaning “flow”) is a chemical cleaning agent, flowing agent, or purifying agent.
Freezing, or solidification, is a phase transition in which a liquid turns into a solid when its temperature is lowered below its freezing point.
In geometry, a frustum (plural: frusta or frustums) is the portion of a solid (normally a cone or pyramid) that lies between one or two parallel planes cutting it.
Galvanic corrosion (also called bimetallic corrosion) is an electrochemical process in which one metal corrodes preferentially when it is in electrical contact with another, in the presence of an electrolyte.
Galvanization or galvanizing is the process of applying a protective zinc coating to steel or iron, to prevent rusting.
gasket A gasket is a mechanical seal which fills the space between two or more mating surfaces, generally to prevent leakage from or into the joined objects while under compression.
In electrical and mechanical trades and manufacturing, each half of a pair of mating connectors or fasteners is conventionally assigned the designation male or female.
Geometry (from the γεωμετρία; geo- "earth", -metron "measurement") is a branch of mathematics concerned with questions of shape, size, relative position of figures, and the properties of space.
A gladhand connector or gladhand coupler is an interlocking hose coupling fitted to hoses supplying pressurized air from a tractor unit to air brakes on a semi-trailer, or from a locomotive to railway air brakes on railroad cars.
Gravity, or gravitation, is a natural phenomenon by which all things with mass or energy—including planets, stars, galaxies, and even light—are brought toward (or gravitate toward) one another.
Grinnell Mechanical Products, a brand of Tyco International Ltd., manufactures grooved piping and mechanical products.
Groundwater is the water present beneath Earth's surface in soil pore spaces and in the fractures of rock formations.
High-density polyethylene (HDPE) or polyethylene high-density (PEHD) is a polyethylene thermoplastic made from petroleum.
A hydraulic brake is an arrangement of braking mechanism which uses brake fluid, typically containing glycol ethers or diethylene glycol, to transfer pressure from the controlling mechanism to the braking mechanism.
A hydraulic cylinder (also called a linear hydraulic motor) is a mechanical actuator that is used to give a unidirectional force through a unidirectional stroke.
Hydraulics (from Greek: Υδραυλική) is a technology and applied science using engineering, chemistry, and other sciences involving the mechanical properties and use of liquids.
Hydroelectricity is electricity produced from hydropower.
Hydronics is the use of a liquid heat-transfer medium in heating and cooling systems.
An impact wrench (also known as an impactor, impact gun, air wrench, air gun, rattle gun, torque gun, windy gun) is a socket wrench power tool designed to deliver high torque output with minimal exertion by the user, by storing energy in a rotating mass, then delivering it suddenly to the output shaft.
Incoloy refers to a range of superalloys produced by the Special Metals Corporation group of companies.
Inconel is a family of austenitic nickel-chromium-based superalloys.
An ion is an atom or molecule that has a non-zero net electrical charge (its total number of electrons is not equal to its total number of protons).
Landscaping refers to any activity that modifies the visible features of an area of land, including.
Lead is a chemical element with symbol Pb (from the Latin plumbum) and atomic number 82.
Lead wool consists of thin strands of lead metal that can be used to cold-caulk cast iron and steel pipes.
Licensure means a restricted practice or a restriction on the use of an occupational title, requiring a license.
Malleable iron is cast as white iron, the structure being a metastable carbide in a pearlitic matrix.
"MAPP gas" is a trademarked name, belonging to The Linde Group, and previously belonging to the Dow Chemical Company, for a fuel gas based on a stabilized mixture of methylacetylene (propyne) and propadiene.
Metal fume fever, also known as brass founders' ague, brass shakes, zinc shakes, galvie flu, metal dust fever, Welding Shivers, or Monday morning fever, is an illness primarily caused by exposure to chemicals such as zinc oxide (ZnO), aluminum oxide (Al2O3), or magnesium oxide (MgO) which are produced as byproducts in the fumes that result when certain metals are heated.
In woodworking and construction, a nail is a pin-shaped object of metal (or wood, called a tree nail or "trunnel") which is used as a fastener, as a peg to hang something, or sometimes as a decoration.
The National Fire Protection Association (NFPA) is a United States trade association, albeit with some international members, that creates and maintains private, copyrighted standards and codes for usage and adoption by local governments.
American National Standard Pipe Thread standards, often called national pipe thread standards for short, are U.S. national technical standards for screw threads used on threaded pipes and pipe fittings.
Natural gas is a naturally occurring hydrocarbon gas mixture consisting primarily of methane, but commonly including varying amounts of other higher alkanes, and sometimes a small percentage of carbon dioxide, nitrogen, hydrogen sulfide, or helium.
Neoprene (also polychloroprene or pc-rubber) is a family of synthetic rubbers that are produced by polymerization of chloroprene.
Nondestructive testing or non-destructive testing (NDT) is a wide group of analysis techniques used in science and technology industry to evaluate the properties of a material, component or system without causing damage.
A nuclear reactor, formerly known as an atomic pile, is a device used to initiate and control a self-sustained nuclear chain reaction.
An O-ring, also known as a packing, or a toric joint, is a mechanical gasket in the shape of a torus; it is a loop of elastomer with a round cross-section, designed to be seated in a groove and compressed during assembly between two or more parts, creating a seal at the interface.
Oakum is a preparation of tarred fibre used to seal gaps.
Onsite (or on-site) sewage facilities (OSSF) are wastewater systems designed to treat and dispose of effluent on the same property that produces the wastewater.
Personal protective equipment (PPE) refers to protective clothing, helmets, goggles, or other garments or equipment designed to protect the wearer's body from injury or infection.
Pigging in the context of pipelines refers to the practice of using devices known as "pigs" to perform various maintenance operations.
A pipe is a tubular section or hollow cylinder, usually but not necessarily of circular cross-section, used mainly to convey substances which can flow — liquids and gases (fluids), slurries, powders and masses of small solids.
Pipe dope is any thread lubricant, thread sealing compound, and anaerobic chemical sealants that are used to make a pipe thread joint leak proof and pressure tight.
Pipe fitting or pipefitting is the occupation of installing or repairing piping or tubing systems that convey liquid, gas, and occasionally solid materials.
The pipe wrench (US), Stillson wrench or Stillsons (UK) is an adjustable wrench/spanner used for turning soft iron pipes and fittings with a rounded surface.
Within industry, piping is a system of pipes used to convey fluids (liquids and gases) from one location to another.
A fitting is used in pipe systems to connect straight pipe or tubing sections, adapt to different sizes or shapes and for other purposes, such as regulating (or measuring) fluid flow.
Plastic welding is welding for semi-finished plastic materials, and is described in ISO 472 as a process of uniting softened surfaces of materials, generally with the aid of heat (except solvent welding).
A plumber is a tradesperson who specializes in installing and maintaining systems used for potable (drinking) water, sewage and drainage in plumbing systems.
A plumber's snake is a slender, flexible auger used to dislodge clogs in plumbing.
Plumbing is any system that conveys fluids for a wide range of applications.
Polytetrafluoroethylene (PTFE) is a synthetic fluoropolymer of tetrafluoroethylene that has numerous applications.
Polyvinyl chloride, also known as polyvinyl or '''vinyl''', commonly abbreviated PVC, is the world's third-most widely produced synthetic plastic polymer, after polyethylene and polypropylene.
A powder-actuated tool (often generically called a "Hilti gun" or a "Ramset gun" after their manufacturing companies) is a type of nail gun used in construction and manufacturing to join materials to hard substrates such as steel and concrete.
Pressure (symbol: p or P) is the force applied perpendicular to the surface of an object per unit area over which that force is distributed.
Propane is a three-carbon alkane with the molecular formula C3H8.
A propane torch is a tool normally used for the application of flame or heat which uses propane, a hydrocarbon gas for its fuel.
A pump is a device that moves fluids (liquids or gases), or sometimes slurries, by mechanical action.
In differential geometry, the radius of curvature,, is the reciprocal of the curvature.
A reducer is the component in a pipeline that reduces the pipe size from a larger to a smaller bore (inner diameter).
Residual stresses are stresses that remain in a solid material after the original cause of the stresses has been removed.
A rotary union is a union that allows for rotation of the united parts.
Rotation around a fixed axis or about a fixed axis of revolution or motion with respect to a fixed axis of rotation is a special case of rotational motion.
A screw is a type of fastener, in some ways similar to a bolt (see Differentiation between bolt and screw below), typically made of metal, and characterized by a helical ridge, known as a male thread (external thread).
A screw thread, often shortened to thread, is a helical structure used to convert between rotational and linear movement or force.
A mechanical seal is a device that helps join systems or mechanisms together by preventing leakage (e.g. in a plumbing system), containing pressure, or excluding contamination.
Sewer gas is a complex mixture of toxic and nontoxic gases produced and collected in sewage systems by the decomposition of organic household or industrial wastes, typical components of sewage.
Shipbuilding is the construction of ships and other floating vessels.
A socket wrench is a type of wrench or spanner that has a socket attached at one end, usually used to turn a fastener.
Soldering (AmE:, BrE), is a process in which two or more items (usually metal) are joined together by melting and putting a filler metal (solder) into the joint, the filler metal having a lower melting point than the adjoining metal.
Resistance spot welding (RSW) is a process in which contacting metal surface points are joined by the heat obtained from resistance to electric current.
In metallurgy, stainless steel, also known as inox steel or inox from French inoxydable (inoxidizable), is a steel alloy with a minimum of 10.5% chromium content by mass.
Steel is an alloy of iron and carbon and other elements.
A storm drain, storm sewer (U.S. and Canada), surface water drain/sewer (United Kingdom), or stormwater drain (Australia and New Zealand) is designed to drain excess rain and ground water from impervious surfaces such as paved streets, car parks, parking lots, footpaths, sidewalks, and roofs.
Stormwater, also spelled storm water, is water that originates during precipitation events and snow/ice melt.
Tap water (running water, city water, town water, municipal water, etc.) is water supplied to a tap (valve).
Thread seal tape (also known as PTFE tape or plumber's tape) is a polytetrafluoroethylene (PTFE) film tape commonly used in plumbing for sealing pipe threads.
A threaded pipe is a pipe with screw-threaded ends for assembly.
A threaded rod, also known as a stud, is a relatively long rod that is threaded on both ends; the thread may extend along the complete length of the rod.
Toughened or tempered glass is a type of safety glass processed by controlled thermal or chemical treatments to increase its strength compared with normal glass.
Toxicity is the degree to which a chemical substance or a particular mixture of substances can damage an organism.
In plumbing, a trap is a device which has a shape that uses a bending path to capture water to prevent sewer gases from entering buildings, while allowing waste to pass through.
A trap primer (or trap seal primer) is a plumbing device or valve that adds water to traps.
A tube, or tubing, is a long hollow cylinder used for moving fluids (liquids or gases) or to protect electrical or optical cables and wires.
Tungsten carbide (chemical formula: WC) is a chemical compound (specifically, a carbide) containing equal parts of tungsten and carbon atoms.
Ultraviolet (UV) is electromagnetic radiation with a wavelength from 10 nm to 400 nm, shorter than that of visible light but longer than X-rays.
Designated as an American National Standard, the Uniform Plumbing Code (UPC) is a model code developed by the International Association of Plumbing and Mechanical Officials (IAPMO) to govern the installation and inspection of plumbing systems as a means of promoting the public's health, safety and welfare.
A valve is a device that regulates, directs or controls the flow of a fluid (gases, liquids, fluidized solids, or slurries) by opening, closing, or partially obstructing various passageways.
Ventilation is the intentional introduction of ambient air into a space and is mainly used to control indoor air quality by diluting and displacing indoor pollutants; it can also be used for purposes of thermal comfort or dehumidification.
Victaulic is a developer and producer of mechanical pipe joining systems and is the originator of the grooved pipe couplings joining system.
Water cooling is a method of heat removal from components and industrial equipment.
A water supply system or water supply network is a system of engineered hydrologic and hydraulic components which provide water supply.
A wedge is a triangular shaped tool, and is a portable inclined plane, and one of the six classical simple machines.
A weld neck flange (also known as a high-hub flange and tapered hub flange) is a type of flange.
Welding is a fabrication or sculptural process that joins materials, usually metals or thermoplastics, by causing fusion, which is distinct from lower temperature metal-joining techniques such as brazing and soldering, which do not melt the base metal.
Wind engineering is a subsets of mechanical engineering, structural engineering, meteorology, and applied physics to analyze the effects of wind in the natural and the built environment and studies the possible damage, inconvenience or benefits which may result from wind.
A worm drive is a gear arrangement in which a worm (which is a gear in the form of a screw) meshes with a worm gear (which is similar in appearance to a spur gear).
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