ASBESTOS CEMENT PIPES Asbestos cement pipes are made of a mixture of asbestos paste and cement compressed by kept 1 meter on the top of the pipe. For heavy traffic a cover of atleast 1.25 meter is provided The pipes of medium weight upto 200 Kg are lowered by means of ropes looped around both the ends. One ends of th asbestos cement pipe weight per meter Archives - Sachiya Steel International Steel Tubes. Sachiya steel international are leading Manufacturers, Supplier, Dealers, and Exporter of Asbestos Cement Pipes in India. Our Asbestos Cement Pipes are available in different sizes, shapes, and grades. We supply these Pipes in most of the major Indian. How To Calculate Steel Pipe Weight Per Foot Meter By Size And Chart. Hydraulics of precast concrete conduits pipes and box culverts precast concrete pipe malaysia national asbestos cement pressure pipe manual galvanized iron pipe weight chart tamil har s fibrolite asbestos cement pipes for water supply reticulation and irrigation
This is consistent with the 96% to 99% reduction of tetrachloroethy- lene that resulted from placing a cement- mortar lining over vinyl-lined asbestos cement pipes in a Massachusetts test. System Flushing A flushing test was done in December 1981 on a 1400-ft section of 8-in. asbestos-cement main (installed in 1970) on Kirk Street A maximum quantity of 50 Kgs cement bonded asbestos will be allowed for thickness and hence increased weight, asbestos sheets larger than the standard 1.8 x 0.7 metres (or the equivalent area of 1.35 contractor but the householder will be liable for the disposal cost of £0.51 per Kg. Dismantled garages, sheds or outhouses etc. (even if. 4- CSA B67-1972, Water distribution pipes, drain pipes, traps, bends and accessories, made of lead. 5- CAN/CSA-B70-M91, Cast iron soil pipes, fittings and means of joining. 6- CAN/CSA-B127.1-99, Asbestos cement drain, waste and vent pipe and pipe fittings . Large profile corrugated sheets are approximately 14 kg per meter squared
Asbestos cement pipes are mostly assembled with a special coupling (joint) that consists of a pipe sleeve and a pair of twin rubber rings. The latter stays compressed between the pipe and the interior of the sleeve. Besides, the joint is as resistant to corrosion as the pipe itself, so quality isn't an issue Asbestos removal cost is a concern for many South East Queensland property owners, with many owners unaware of the true costs involved. We have developed the below range of convenient cost calculators to help give you a rough guide to asbestos removal costs for residential properties equal to or greater than PC350 ductile iron pipe in sizes of 16 inch and below and PC250 ductile iron pipe 18 inches and above. CAST IRON PIPE Grey iron pipe diameters are often larger than ductile iron pipe diameters. The Series 1100 MEGALUG restraint may be used with grey iron pipe having standardized cast iron O.D. per AWWA C150 an Standard 400 for Asbestos-Cementer Pressure Pipe 6-inch through 16-inch for Water and Other Liquids, shall govern the design, components, materials, manufacture, and testing of all pipe furnished under this Item. All asbestos-cement pipe in sizes 8 in. and smaller shall be AWWA Class 200, and sizes larger than 8 in. shall be AWWA Class 150.
The volume of the RCC pipe = π/4 × (D2- d2) × L. = 0.7855 × 0.32 × 2.5 = 0.6284 cubic meter. As you know, the density of RCC is 2500kg/cu.mtr. = 0.6284 × 2500. = 1571 kg. Similarly, you can calculate the weight of the RCC pipe of different dimensions. Here, you have to replace the dimension in the above formula to get the answer ABS Acrylonitrite-Butadiene-Styrene Pipe AC or Asph. Conc. Asphaltic Concrete AC, Ac. Acre Accel. Acceleration ACI American Concrete Institute Cement or Cemetery Cem'd. Cemented CF, C.F. Cubic Foot CFR Code of Federal Regulations kg/m Kilogram Per Meter kg/m Kilogram Per Cubic Meter kg/m Kilogram Per Square Meter Kilo One Thousand Kip.
We are the eminent distributors and wholesalers of Asbestos Cement Sheets, which provide protection against climatic conditions, for protection of personal belongings, production processes and personnel.Offered cement sheets are provided as per the client specifications so as to cater to the exact needs Corrosion is the deterioration of a substance or its properties due to a reaction with its environ- ment. In the waterworks industry, the substance which deteriorates may be a metal pipe or fix- ture, the cement in a pipe lining, or an asbestos-cement (A-C) pipe. For internal corrosion, the environment of concern is water #18. Asbestos Cement Pipes. The asbestos pipe is made from silica, asbestos, and cement converted under pressure into a dense, homogeneous material possessing considerable strength. This type of pipe is available in dia of 4 to 36 inches in 13 feet lengths 7. Asbestos Cement Pipe. The asbestos pipe is made from asbestos, silica, and cement converted under pressure to a dense, homogeneous material possessing considerable strength. The asbestos fiber is thoroughly mixed with the cement and serves as reinforcement. This type of pipe is available in diameters of from 4 to 36 inches in 13-ft lengths Over 97% of asbestos product used in Australia were non-friable asbestos products or material in which the asbestos fibres were bonded by cement, vinyl, resin or other similar material. The majority of bonded asbestos products and materials are safe to be around until they start to deteriorate, are damaged, cut, drilled, sanded or interfered with
How much does asbestos weigh per cubic yard? kilogram pounds tons Y2T ratio Asbestos, Rock 1 CY 1223.29 2,696.89 1.35 .74 1600 Kg/cubic m Asbestos, Shredded 1 CY 275.23 06.78 0.30 3.30 360 Kg. (With & without Asbestos cover) Construction: Special non conductive white rubber tube Textile reinforcement Abrasion and heat resistant red rubber cover Glass fiber or asbestos cover upon request Specification: Nominal I.D.(mm) Mean O.D. (mm) Working Pressure(Kg /cm2) 19 32 10 25 39 10 32 47 10 38 54 10 45 61 10 50 69 10 75 100 The most common materials for the manufacture of water main pipes and fittings are metal (cast iron, ductile iron, steel, and copper), clay and concrete pipe (vitrified clay, reinforced concrete, and asbestos cement), and plastics (PVCs, HDPE, and fiberglass). The most common pipe diameter for water mains is 6 to 16 inches, with 8, 10, and 12.
601, 6th Floor, Akshat Heights D- 91, Madho Singh Road, Bani Park, Jaipur - 302016, Dist. Jaipur, Rajasthan. Leading Supplier TrustSEAL Verified. Company Video. View Mobile Number. Call +91-8048012753. Contact Supplier Request a quote. Asbestos Cement Sheets ₹ 165/ Meter. Get Quote. Asbestos Sheet Ask Price Pipe weight, fluid weight and earth load on the pipe are also considered in the failure risk analysis. Asbestos cement pipes gain their strength from asbestos fibers bound in a cement matrix. The asbestos fibers are extremely robust, holding up well over time. typically between 300 and 600 feet (100 and 200 meters) apart, resulting in a. 239 Q IWA Publishing 2008 Journal of Water Supply: Research and Technology—AQUA | 57.4 | 2008 Failure prediction and optimal scheduling of replacements in asbestos cement water pipes Paul Davis, Dhammika De Silva, David Marlow, Magnus Moglia, Scott Gould and Stewart Burn ABSTRACT Asbestos cement (AC) pipes are among the oldest assets in many water supply networks
ARL Infratech Limited. Bani Park, Jaipur. 601, 6th Floor, Akshat Heights D- 91, Madho Singh Road, Bani Park, Jaipur - 302016, Dist. Jaipur, Rajasthan. Leading Supplier TrustSEAL Verified. Company Video. View Mobile Number. Call +91-8048012753. Contact Supplier Request a quote. Asbestos Cement Pipe ₹ 285/ Meter Contamination resulted from asbestos-cement (AC) pipes installed in the town water system in the mid to late 1950s and the corrosiveness of the local water. The New York State (NYS) Department of Health established the Woodstock Asbestos Exposure Registry (WAER) in 1986 to monitor rates of cancer among individuals who lived on the water supply. The single type of asbestos from the serpentine family, chrysotile, has historically accounted for more than 95 percent of all asbestos used around the world. As a result of asbestos-industry lobbying, some countries that have banned other types of asbestos still permit the controlled use of chrysotile
. The vast majority is used to make asbestos cement sheets for roofing. While asbestos cement sheet production in the U.S. ended in the 1980s, it remains legal to import the product from other countries HUNTER Handbook of Technical Information FORMULAS GENERAL 2 GENERAL SLOPE Slope, as used in irrigation, is a measure of the incline of an area. It can be described as (1) a percent, formula A, (2) a degree, formulas B and C, or (3) a ratio, formula D
Water quantity (flow rate) in pipe = cubic feet/second Water velocity in pipe = feet/second o Scaling deposits of lime - factors influencing o Types of pipes - plastic, cast iron, steel, concrete, and asbestos-cement Composition Strength rating Jointing materials and methods Proper installation, backfill, and tampin Sand (Coarse) per cubic meter $10/m3 to 20/m3 _____ Cement per bag (please provide weight of bag) $15,50 per 50kg__ Soil per cubic meter $_____ Will you have access to excavate soil on the building site or will it need to be excavated off-site and trucked in? _yes___ On-site and can also be Trucked in Many buildings in GB contain asbestos; this can include pipe lagging, wall insulation, fire doors, ceiling tiles, floor material, fire- and sound-proofing. Asbestos fibres are often mixed with other materials such as cement, which are known as asbestos containing materials (ACMs). Asbestos is classified as a category 1 human carcinogen, under. There is a clear linear relationship between national consumption of asbestos and mesothelioma incidence. Use of an average of 2.8 kg of asbestos per capita can be expected to cause about 22 mesothelioma cases/million or about 130 tons of asbestos will cause one death from pleural or peritoneal mesothelioma (Tossavainen, 2005).Most of the asbestos used worldwide is in the production of. Asbestos Removal Cost. The average cost for asbestos removal is $20 to $65 per square foot with most homeowners spending between $1,212 and $2,821.Complete whole-home abatement for siding, tile, insulation, ceilings, attic, roof, and pipes can run anywhere from $15,000 to $48,000.Setup and sealing off the area makes up about 60% of your final cost
.1 fiber per cubic centimeter of air (0.1 fiber/cu cm), as determined by a 400-liter air sample collected over 100 minutes in accordance with NIOSH Analytical Method #7400 Essex county council collects up to 40 kilograms of asbestos cement for free. Nearly all London boroughs will remove up to 15 square metres (or seven rubble bags) of asbestos for free. York council can collect up to 200 kilograms of asbestos for £105. This applies to 'bonded' asbestos materials like guttering, pipes, and roofing Weight of Sheet per Sq mtr Area: 4 kg: Pitch: 200 , 250: 100 Square Meter: Material: Asbestos Cement: Area of Application: Residential & Commercial: Thickness of Sheet: 6 mm: Brand: Roof Fit: Dimensions (LxW)mm: 1060 mm Width: Length (m) 3 m: Asbestos Cement Sheet is made of finest quality Portland cement and finest quality asbestos fibers. The solid concrete block shall have a minimum weight of 31.25 lbs. and have a minimum compressive strength of 1,900 psi. 3. MANUFACTURERS PVC pipe, Asbestos Cement (AC) pipe, gate valves and key tubes C. Submittals: a. Submit manufacture's information showing the tracer wire type, AWG size, or 67.7 grams per square meter) with the.
JM Eagle recently announced a 50-year warranty on its products. Plastic-pipe products from JM Eagle will maintain their performance for the next 50 years or the company will replace them. No other manufacturer of PVC pipe or PE pipe stands behind its products the way JM Eagle does. Learn More About Our Warranty ACP asbestos cement pipe Asph asphalt AC asphalt cement Assmd assumed @ at Atten attenuation M3 cubic meter M3/s cubic meters per second CY cubic yard Cy/mi cubic yards per mile Culv culvert C&G curb & gutter CI curb inlet weigh in motion world geodetic syste asbestos cement. The material of the pipe ' s covering is much more friable . I 10 milligrams per cubic meter of air, divided by the percent of quartz approximately 1.5% by weight). -As asbestos was not detected in the air or on the rug, there is no reason to believe that asbestos contamination of ·.
Research has documented that pipe materials, such as polyethylene, polybutylene, polyvinyl chloride, and asbestos-cement, andelastomers, such as used in jointing gaskets and packing glands, are subject topermeation by lower molecular weight organic solvents or petroleum products. If a water pipe must pass through To determine the weight per foot of any piping insulation, use the pipe size and nominal insulation thickness to find the insulation weight factor F in the chart shown below. Then multiply F by the density of the insulation in pounds per cubic foot. Example. For 4 pipe with 4 nominal thickness insulation, F = .77 asbestos if installed before 1981. Examples of these materials, as well as other presumed asbestos-containing materials are: • Thermal system insulation • Roofing and siding shingles • Vinyl floor tiles • Plaster, cement, putties and caulk • Ceiling tiles and spray-on coatings • Industrial pipe wrapping • Heat-resistant textile life of the meter. High temperature impeller is optional. OPTIONS Saddle can be constructed to fi any outside diame er pipe dimensions, including metric sizes ˜ Can be used on a variety of pipe materials such as steel, plastic, cast iron, cement or asbestos cement ˜ Register extensions ˜ All stainless steel bearing assembl
Most drinking water supplies in the United States have concentrations of less than 1 million fibers per liter (MFL), even in areas with asbestos deposits or with asbestos-cement water supply pipes. However, in some locations, water samples may contain 10-300 million fibers per liter or even higher Rocla has an extensive network of factories throughout South Africa, Namibia and Botswana. We are also able to design and manufacture special products at customer requests. This is made possible through our technical expertise and quality controls we have in place after 104 years of experience in the Precast Concrete field. More about Rocla
The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased. Asbestos Cement Products and Structural Components According to the method used in forming them, asbestos cement products are divided into sheet products (corrugated, flat, or special-design) and pipe products. Before the 1930's the basic. calculated that the threshold limit value of2 fibres per cm3 ofair corresponds to a total dust con- centration of 1-2, 0-6, and0 1 mg/m3 and to a maximumadmissible respirable dust content of 0-1, 0-06, and 0-04 mg/m3 for non-autoclaved sheet, autoclaved sheet, and pipe respectively The imperial form of the Hazen-Williams formula is: hf = 0.002083 x L x (100/C)^1.85 x (gpm^1.85 / d^4.8655) where: hf = head loss in feet of water. L = length of pipe in feet. C = friction coefficient. gpm = gallons per minute (USA gallons not imperial gallons) d = inside diameter of the pipe in inches. The empirical nature of the friction. Get Price Quote. Thickness : 4.0mm,4.5mm.7mm etc. Size : DN125, 5 Inch etc. Length : 1000mm,2000mm,3000mm etc. Application : Schwing, Putzmeister, Kyokuto etc. Superior grade, economical prices and unmatched standard distinguishes our Concrete Pump Straight Pipe from others in the market. We have hired a team of professionals who work in complete adherence with the industry norms to deliver. metre pups in pipe sizes up to 400mm and with one-metre pups for larger pipe sizes. GPS recommend derating the pressure rating of large diameter mitred bends in sizes 355mm and above to 0.8 x the pipe rating from which they are made. Bends incorporating 30° mitres should also be de-rated in sizes below 355mm. SlimFlang
per linear meter of pipe Cp = 760 S (USD/m.year) ASBESTOS CEMENT Asbestos-cement (AC) pipe is made from a. mixture of asbestos fibers and portland cement . Durability, light weight, a high strength-to-weight ratio, long laying lengths, watertight joints and smooth interior surfaces are characteristics which mak As specific gravity is just a comparison, it can be applied across any units. The density of pure water is also 62.4 lbs/cu.ft (pounds per cubic foot) and if we know that ammonium nitrate has a sg of 0.73 then we can calculate that its density is 0.73 x 62.4 = 45.552 lbs/cu.ft. Note, kg/cu.m divided by 16.02 = lbs/cu.f Due to low weight per meter of PVC OWC pipe the production speed is relatively higher than the smooth sold wall PVC pipes. LIGHT WEIGHT Light weight means that a pipe of the same diameter and the same ring stiffness can be produced with up to 50% less weight than a comparable smooth plastic pipe
Now, we will go through the weight calculation procedure of hollow circular mild steel pipes per running meter, and also for one ft. length. Hollow circular MS pipe. Let us consider the steel pipe of 1m. length with the inner diameter (I.D.) as 150mm and outer diameter (O.D.) as 168mm. Where, D = 168mm. (0.168m.) d=150mm. (0.15m.) & L=1m However, if the walls of a double garage are ACMs as well, then the total weight is likely to be in excess of 500kg. Almost every agricultural barn will include above 500kg of ACMs. For asbestos cement slates, 500kg is approximately 25 square meters of roof, so most house roofs of asbestos cement slates will be above the 500kg limit
construction materials, such as asbestos-cement (A/C) sheet and pipe, electrical and thermal insulation, and friction products, such as brake linings and clutch pads (1). Administration of 4-400 mg of chrysotile per kg of body weight to CD-1 mice on days 1-15 of pregnancy did not affect the survival of the progeny This is available from our company i.e.M/s.INDU INSULATIONS, which is an Authorized Channel Partner of Texsa Systems, SPAIN in India. The principal company, Texsa Systems, is based in Barcelona, Spain and having manufacturing facility of waterproofing, thermal insulation and Acoustic Insulation products in Spain and Italy For asbestos fibers >5 micrometers in length, NIOSH recommends a REL of 100,000 fibers per cubic meter of air (100,000 fibers/m3), which is equal to 0.1 fiber per cubic centimeter of air (0.1 fiber/cm3), as determined by a 400-liter air sample collected over 100 minutes in accordance with NIOSH Analytical Method #7400 Stainless tapping sleeve with full circumferential seal and integrated threaded fasteners. Nominal Sizes. 4 - 24 inches. Working Pressure. 4 - 8: up to 250 psi; 10 - 24: up to 200 psi. Pipe Compatibility. Steel, cast iron, asbestos cement, plastic and other types of pipe. FTS419
The Magnetomatic Pipe and Cable Locator is a highly sensitive instrument designed to locate the following pipes and cables underground or underwater: Iron or Steel Pipe Plastic Pipe (PVC) with or without magnetic tracers Electrical Cables Telephone Cables Fiber Optic Cables Conduit Ceramic Pipe Transit Pipe Concrete Pipe Asbestos Cement Pipe The Magnetomatic Pipe Locator has been designed. Rs 155 / Meter (Approx) Thickness of Sheet : 0.40 mm. Color : Grey. Overall Width (mm) : 3.5 feet. Shape : Rectangular. Length (m) : 8-12 Feet. Certification : ISI certified. We are offering a varied. collection of Cement Roofing to improve our product quality in this field with honest & reliable intentions SUPPLEMENTARY 444 1.0 Asbestos DESCRIPTION Asbestos is a fibrous material that was used in many building materials as an acoustic insula- tor, a fire resistant material, a binder, and a thermal insulator. It is present in hundreds of building products including pipe and duct insulation on heating systems, in sealers on heat It is 'age related' How can I tell if it is asbestos? It is very difficult to identify the presence of asbestos just by looking at it. As a general rule, certain building materials installed before the late 1980s may contain asbestos. However, th.. Unfolded, the sheeting is 4 meter large and has a total length of 25 meters. Our poly sheeting comes in a roll of 1 meter and has a total weight of 15 kg. Multi-purpose Poly sheeting can be used to wrap asbestos pipes or large asbestos cement sheets. Tape your asbestos sheeting with our special asbestos warnin
Asbestos cement pressure pipe is used for the transmission of water under pressure. It contains asbestos fiber instead of reinforcing steel, making the pipes lighter in weight and providing adequate strength. Asbestos cement pressure pipes have good resistance to hydrogen. The pipe wall can also be factory perforated and fitting with a woven geotextile sock for use in subdrain or recharge drainage applications. HDPE Pipe Fittings. A wide variety of fabricated fittings certified to CSA B182.8 are available, as well as fittings necessary to tie in PVC pipe, such as Inserta-tees and SDR adapters Asbestos testing and sampling costs as little as £6.50 per test, with discounts provided when numerous simultaneous tests are required. Asbestos sample testing will determine the presence of asbestos in your material, and will help decide the next steps of removal and disposal Asbestos was widely used throughout the construction industry until the 1980s, so getting an asbestos testing kit is not just a nice to do but a need to do for many homeowners, especially those undertaking home improvement works. Asbestos can be found in ceiling tiles, cement, insulation, walls and pipes and can be very toxic if disrupted Asbestos Removal Costs Per Square Meter. The Cost of Asbestos Pipe Lagging & Insulation Removal. Essex County Council - offers free asbestos cement removal to a maximum weight of 40 kg. Bedford Council - have their own low-cost removal services. They charge £206 to remove eight sheets, £260 for 12 sheets and £300 for 16 sheets
The first three classes of asbestos work are intended to cover the kinds of asbestos work which under the 1986 construction standard were designated asbestos removal, demolition, and renovation operations, including small-scale, short-duration operations, such as pipe repair, valve replacement, installing electrical conduits, installing or. A13. Repairing damaged asbestos cement (AC) A14. Removing asbestos cement (AC) sheets, gutters, etc. and dismantling a small AC structure; A15. Removing asbestos cement (AC) or reinforced plastic product, eg tank, duct, water cistern; A16. Painting asbestos cement (AC) products; A35. Replacing an asbestos cement (AC) flue or duct; A36. Removing. Direct Replacement (DR) GRP Sheets are a perfect Light-Weight replacement for Asbestos/Fibre Cement sheets that require repairs, DR Sheets are thicker than Translucent GRP and have an internal mesh which makes them even stronger. GRP is a lot stronger than other Plastic sheets and has a Non Fragility B Ratin Flexible Rubber Coupling with Flange, Pipe Fittings Coupling, Asbestos Cement Pipe Adaptor Coupling manufacturer / supplier in China, offering Asbestos Cement Pipe and PVC Pipe Adaptor Coupling, Manual Valve/Elastomer Valve/Waste Water Valve/Rsv Gate Valve, Universal Mechanical Union/Connection Fittings/Junta Universal/Coupler/Pipeline Fitting/Ranger Adapter/Viking Adaptor/Mechanical Coupling. Tata Durashine Roofing Sheets. Get Best Quote. Approx. Price: Rs 432 / Square Meter Get Latest Price. The Roofing sheets are manufactured from zinc/ aluminum alloy coated high tensile steel. The sheets are available in attractive range of colours. General benefits of DURASHINE® Roof and Wall are as follows
In one study of nineteen buildings they found asbestos levels, in the air, ranging from one thousand fibers per cubic meter of air to about 100,000 fibers per cubic meter of air. Asbestos may be found in the cement structure itself, or in paneling for walls and the ceilings Capacity = 1 cubic meter (10 cubic feet) minimum. 2- Detention period. Detention period of 24 hrs (mostly) considered in septic tank design. The rate of flow of effluent must be equal to the rate of flow of influent. 3- Inlet and outlet pipes. An elbow or T pipe of 100 mm diameter is submerged to a depth of 250-600 mm below the liquid level asbestos concrete pipe 500l tilting drum concrete mixing equipment. CIFA 500L Twin Shaft Cement Concrete Mixer Machine. HZS25 concrete batching plant is a simple kind of automatic feeding concrete batching plant that can production of 25 cubic meters ready mix concrete per hour in theory. It is equipped with a double horizontal shaft forced.
All types of asbestos fibers are known to cause serious health hazards in humans. The most common diseases associated with chronic exposure to asbestos are asbestosis and mesothelioma.. Amosite and crocidolite are considered the most hazardous asbestos fiber types; however, chrysotile asbestos has also produced tumors in animals and is a recognized cause of asbestosis and malignant. US2084354A US722279A US72227934A US2084354A US 2084354 A US2084354 A US 2084354A US 722279 A US722279 A US 722279A US 72227934 A US72227934 A US 72227934A US 2084354 A US2084354 A US 2084354A Authority US United States Prior art keywords cement weight asbestos asbestos cement per square Prior art date 1929-08-24 Legal status (The legal status is an assumption and is not a legal conclusion Pipe not requiring insulation shall be supported in the same manner as required for ambient temperature piping. Cement, Reinforced Fiberglass, or any other specialty piping shall be supported per the pipe 57.800 101.355 11.565 40.400 85.890 Nominal Pipe Size O.D. of Pipe Wall Thickness Weight of Pipe Fetch This Documen These approved outside cold water piping materials except for asbestos-cement Copper tube for drainage and vent piping shall have a weight not less than that of copper drainage tube type DWV. arrangement of any building or structure to obtain a slope of 1/4 of an inch per foot or 2 percent, any such pipe or piping 2 inches or larger in. The principal network consists of galvanized steel pipes having a flow rate of 0150-050 meters per minute and of asbestos-cement pipes with a flow rate of 060 meters per minute. Certain configurations have a diameter of 40-150 mm, all of them made of galvanized steel with the exception of 060-mm segments in asbestos cement Category filter: Show All (300)Most Common (6)Technology (41)Government & Military (61)Science & Medicine (53)Business (33)Organizations (74)Slang / Jargon (37) Acronym Definition AC Adult Contemporary (radio format) AC Area Code AC Alternating Current (electricity; physics) AC Author's Correction AC Ante Cibum (Latin: Before Meals) AC Air Conditioning.