Note that in awg the diameter goes up as the gauge goes down. However, when you download lessons from either usa or uk they will measure their wire by gauge. Wire stranding charts solid and stranded conductor awg chart awg size total strands strand size type construction nominal diameter inches mm mils mm2 approimate weight lbs kg km nom. The wire diameter of each gauge is principally shown by inches, which is converted to the metric size shown in the table. American wire gauge conductor size table american wire gauge awg is a standardized wire gauge system for the diameters of round, solid, nonferrous, electrically conducting wire. Cma d2 multiply the diameter of one strand in mils by itself, and then multiply the result by the total number of strands. Gauge to thickness chart gauge stainless galvanized sheet steel aluminum fraction inches mm inches mm inches mm inches mm 30 0. Swg standard wire gauge british standard wire gauge. Convert 3 mm to gauge conversion of measurement units.
Swg to mm standard gauge to mm conversion rapidtables. If you want to know what is diameter of a wire with respect to the square mm size and the weigh as well, you can use below given tables to convert between wire square mm and diameter mm and to know the approximate weight of 100 meter length. Wire gauge and current limits metric wire gauges see table below metric gauge. Gauge to inch gauge to mm list for stainless steel sheet. Probably because of this confusion, most of the time metric sized wire is specified in millimeters rather than. Conveniently determine the diameter, in inches or millimeters, of wire gauges from 10 to 38 gauge. Electrical electrical units, amps and electrical wiring, wire gauge and awg, electrical formulas and motors. The larger the awg number or wire guage, the smaller the physical size of the wire. Mws wire industries, 31200 cedar valley drive, westlakevillage, ca 962 phone. The n gauge wire s cross sercional area a n in square millimeters mm 2 is equal to pi divided by 4 times the square wire diameter d in millimeters mm.
The table below can be used to convert american wire gauge awg to square mm cross sectional area. British standard wire gauge is a set of wire sizes given by bs 3737. Extension cords size of extension cords full load ratings with 115 v. The information printed on the sides of wire indicates its thhnthwn, material, max voltage rating and gauge. Standard gauges standard gauges for wire and sheet. As a result of wire development on different continents, the modern wire industry uses two wire gauge tables. Wire gauge sizes are generally used in the usa and this chart will explain the thickness of wire gauge, making it easy to determine what thickness the wire is in millimetres and inches. Dimensions of the wires are given in astm standard b 258. In the metric gauge scale, the gauge is 10 times the diameter in millimeters, so a 50 gauge metric wire would be 5 mm in diameter. In the metric gauge scale, the gauge is 10 times the diameter in millimetres, so a 50 gauge metric wire would be 5 mm in diameter. Cir mils or cma circular mil area which is equal to 1 0.
Help center wire gauge reference table awg bulk wire. Convert standardized awg american wire gauge sizes to inches in and. Awg american wire gauge diameter resistance used in the united states and other countries as a standard method of denoting wire diameter. Wire sizes how to compute circular mil area of cma of various shapes of wire round solid wire awg stranded wire awg x d x d cma dia. Metric to american wire size chart, calculator, table and pdf mm to awg. The wire diameter diminishes with increasing size number.
Click for a downloadable, printable copy of the wire gauge converter in pdf. Converting sheet metal gauge numbers to millimeters is as simple as following the chart below. Wire gauge chart snap fasteners from rome fastener. Bwg birmingham wire gauge, an old british wire measurement system that was widely used throughout the world. Hold control feature retains a reading at any position.
Chart wire gauge to inches and millimeters conversion. In the metric gauge scale, the gauge is 10 times the diameter in millimeters, thus a 50 gauge metric wire would be 5 mm in diameter. For metric conversions go to a unit starting with a b c d e f g h i j k l m n o p q r s t u v w y. The most commonly used sizes for wire wrapping are 20 to 24 gauge. The first column gives the gauge number and the other columns give the exact size in mm for the particular standard. Wire gauge, mm, inch conversion chart watch repair guides. Probably because of this confusion, most of the time metric sized wire is. Awg to square mm wire gauge conversion chart american wire gauge awg diameter inches diameter mm cross sectional area mm2 0000 0. In the united states, the gauge system is much more common than millimeter measurements. Wire gauge and current limits joes hobby electronics. Typical household copper wiring is awg number 12 or 14. Swg standard or sterling wire gauge, a british wire measurement system.
We couldnt find a conversion between mm and gauge do a quick conversion. The awg standard includes copper, aluminum and other wire materials. The metric wire gauge number is equal to 10 times the diameter of the wire, in millimeters. As we use mms in the uk to refer to the thickness, when buying and reading designs from overseas they refer to the thickness as gauge so this chart can be used to convert the two. This table gives closest equivalent size cross references between metric and american wire sizes. Gauge ga or just g millimeter mm gauge is pronounced to rhyme with mage or sage. Break strength lbs kg maximum dc resistance ohms 1,000 ohms km circular area 56 1 s solid 0. Building wires 17 grounding wires 12 portable power cords 11 service entrance wires 9 in stock at store today. Use of swg sizes has fallen greatly in popularity, but is still used as a measure of thickness in guitar strings and some electrical wire. The crosssectional area of each gauge is an important factor for determining its. The csa and the bulk resistivity of the metal usually 99. These are commonly used awg sizes with concentric strandings perfectly round geometric configuration.
Round 26 gauge 24 gauge 22 gauge 21 gauge 20 gauge 18 gauge 16 gauge 14 gauge square 26 gauge 24 gauge 22 gauge 21 gauge 20 gauge 18 gauge 22 gauge 20 gauge 18 gauge 16 gauge 14 gauge 24gauge wire is smaller in diameter than 18. Convert wire gauge to millimetres in this easy to understand table. The smallest awg size is 40 and the largest is 0000 40. Thhn wire is one of the most common types of individual wires used in residential wiring applications. For a more comprehensive gauge chart you can check out our sheet metal gauge chart here. The higher the gauge number, the smaller the diameter and the thinner the wire. Below is a chart to help you convert the usa gauge awg and the standard gauge used in uk swg to our millimetre scale. Outside of the united states, wire sizes are commonly expressed in mm 2 and the diameters in mm.
Wire size chart in reference to wire gauge size numbers, the larger the number, the smaller the diameter of the wire. Wire gauge chart standard awg conversion sigmaaldrich. Wire standard wire gauge conversions 1148 w3 standard wire gauges in approximate decimals of an inch and mm. Standard wire gauge swg to mm and mm 2 converison calculator, chart and how to convert. Convert 10, 12, 14, 16, 18, 20, 22 up to 38 gauge to mm with this easy to read gauge table. Standard wire gauge swg to mm and mm2 conversion calculator, chart and how to convert. Multiply that by 55 strands and you get a total csa of 0. Mm to awg wire size, how to convert mm to awg, mm2 for awg, from mm2. Stranded wire notation usually states the number of strands first, followed by the diameter. Note that in awg the diameter goes up as the gauge goes down metric is the opposite.
We also carry nmb wire, cat5e wire, cat 6 wire, ufb wire, bare copper wiring and romex wires. In reference to wire gauge sizes, the larger the number, the smaller the diameter of the wire. Note that in awg the diameter goes up as the gauge goes down, but for metric gauges it is the opposite. Standard wire gauges in approximate decimals of an inch and mm. Gauge to mm conversion chart mws wire industries, 31200 cedar valley drive, westlakevillage, ca 962 phone. View wire wrap and wirework design inspirations in the gallery of designs. This file is licensed under the creative commons attributionshare alike 3. This chart covers the common and uncommon sheet metal sizes for steel, aluminum and galvanized steel. Wire gauge tables badger wire australian owned and.
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