Astm a105 flange standard specification standard specification for carbon steel forgings for piping applications astm a105 covers forged carbon steel piping components for ambent and higher temperature service in pressure systems includes flanges, fittings, valves and similar parts ordered either to dimensions specified by mss, asme or api. Flanges conform to astm a105, asme sa105 and to asmeansi b16. Flange summary data sheet e chemical requirements in %. Astm specifications are, basically, materials specifications. G mm wn blind sow sw nominal size class 150 flanges to asme b16. Carbon steel flanges, astm a105 slip on flanges, carbon. Global resources local solutions weight dimensions and weights inch 15624 15500.
A wide variety of astm a 105 flange options are available to you, such as iso, ansi, and bs. All dimensions given in inches for common diameters and wall thicknesses. The hub may be larger or omitted as detailed in table 6 table f6 of annex f. About 84% of these are flanges, 4% are pipe fittings. A schedule 80 buttweld pipet for sizes 10 and larger is available. Simply turn to the pressure class required and find the dimensional standard of your choice. Astm a105 covers forged carbon steel piping components for ambent and higher temperature service in pressure systems includes flanges, fittings, valves and similar parts ordered either to dimensions specified by mss, asme or api. This standard specifies the flange types and their facings, dimensions. Flanges are furnished faced, drilled and spot faced or back faced. Pipes wall thickness best pipe fittings, steel fittings. The body is forged steel and designed to the basic dimensional.
The number and diameter mm of the bolt holes for the example below of 300nb is. Grade wpa wpb symbol grade a grade b grade i ii i ii symbol type of carbon carbon type steel of chemical steel composition c0. Msi steel ansi flange specifications 8006782544 8006780857. Astm a105 flanges refer to forged carbon steel flanges for ambient and high temperature service in pressure systems. Astm a105 flange standard specification octalequip. Astm a105 a105m 02 standard specification for carbon. Dimensions weight kg dn nps flange od a mm length thru hub bolt drilling flange thickness d mm bore sow sw b mm raised face diam. Standard specification for carbon steel forgings for piping applications. A105 a105m 02 standard specification for carbon steel forgings for piping applications, pipe fittings, steel, piping applications, pressure containing parts, steel flanges, steel forgings, carbon, steel valves, temperature service applications, elevated, temperature service applications, high. Pipes wall thickness astm a312, a358, a778, a53, a106, api 5l asme ansi b36. Hbmetals keeps a large amount of flanges available in stock covering flange types of welding neck. About 79% of these are flanges, 9% are pipe fittings, and 1% are flange. Forged flanges steel astm a105n, a181, a350lf2, wpb a234, a36. This permits doublewelding of the flange one strength fillet weld to join the hub of the flange to the pipe, and a seal fillet weld inside.
In 1996, metric dimensions were added as an independent but equal standard to the inch units. A105 a105m 12 standard specification for carbon steel forgings for piping applications, pipe fittings, steel, piping applications, pressure containing parts, steel flanges, steel forgings, carbon, steel valves, temperature service applications, elevated, temperature service applications, high. Industry standard and awwa flanges weld neck, slipon, blind. A wide variety of astm a105 flange class 150 options are available to you, such as standard, connection, and material. Astm standards define the specific manufacturing process of the material and determine the exact chemical composition of pipes, fittings and flanges, through percentages of the permitted quantities of carbon, magnesium, nickel, etc. Searches related to a105 carbon steel flanges astm a105 flange dimensions a105 steel equivalent sa105 material properties sa 105 equivalent material sa 105 flans sa 105 vs a105 sa 105 flange dimensions astm a105 equivalent showhide. Astm a105a105m10 standard specification for carbon steel. Class 150 to class 900 the following section is in order by pressure class due to the overlapping dimensions of some standards. They can be manufactured to dimensional standards of asme b16. Din flanges summary chart rated pressure in bar 1 bar 14. Standard specification for carbon steel forgings for. Extra strong fittings are the same as schedule 80 fittings through 8.
Flanges carbon steel material specification astm specification a181 astm specification a105 grade symbol i ii iii iv type of steel carbon carbon chemical composition c0. Ansi, mss and api standards govern flange dimensions and tolerances. Southern california valve manufactures superior cast body, bolted bonnet globe valves in a variety of materials, trims, packing types, sizes 2 thru 48 and pressure classes 150 thru 2500. A 35% carbon maximum for flanges which are to be welded has been established by astm a181 and a105. Ansiawwa c208, astm a4, astm a9, or other equivalent standards. Carbon steel flanges, a105 flange, astm a105 carbon steel pipe flanges, stockist of carbon steel slip on flanges, global supplier of a105 weld neck flange, ansi b16. The length of useful thread b plus threads with fully formed roots and flat crests shall not be less than l2 effective length of external thread required by american national standard for pipe threads ansiasme b1. The hub dimensions shall be the same as those of the standard flange of the size to which the reduction is being made. Dn 25 nps 1 to dn 300 nps 12 with a pressure designation of pn 16 in pipe bore and tube bore slipon, along. Following approval by the standards committee and asme, this revision to the 1991 edition of this standard was approved as an american national standard by ansi on december 16, 1996, with the new designation asme b16. Material specifications for the asme boiler code are the same as astm except the letter s is prefixed thereto. Astm a105 a105m 12 standard specification for carbon.
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