The information in these pages was compiled from industry sources which texas flange and fitting supply believe to be reliable. American national standards institute is a premier source for timely, relevant, actionable information on national, regional, international standards and conformity assessment issues. These flanges are highly durable, corrosion resistant and reliable. Class 1503006001500 2500 din pn 6 welding necksliponblind flanges. Pn 16 flanges din en 10921 dimensions of pn 16 flanges. Weld neck flange dimensions class 150 to class 2500. Dimensions of size 12i through 3 12i are the same as for class 600 flanges.
The slipon flange has a low hub because the pipe slips into the flange prior to welding. Carbon steel pipe flanges dimensions and weights atlas steels. Connecting dimensions foreign standard customer service. Dimensions n1, n2 and n3 are measured at the intersection of the hub draft angle and the back face of the flange. Ansi chart cast and ductile iron flange chart dimensions. There are many common flange standards and flanges within the same standard can etiher be flat commonly cast iron, ductile iron or raised face commonly cast steel and stainless steel. Mss sp44 is the only source for the nps 22 flange dimensions above. The mm values are rounded off to the nearest 0 or 5 in the asme standard. Flange dimensions are determined by the pipe size and the pressure class required for the application. Click on images for flanges dimensions weld neck flanges dimensions, weld neck flanges dimensions class 300, weld neck flanges dimensions 600, weld neck flanges dimensions chart, weld neck flanges dimensions pdf, weld neck flanges dimensions class 900, weld neck flanges dimensions class 1500, weld neck flanges dimensions in mm, weld neck flanges. Bolt lengths should be checked for the thicker flanges shown in some individual valve description pages. Flange dimension charts for class 150, class 300, class 600, class 900, class 1500 and class 2500 free. To order a reducing flange, state the smaller size first, then the outside diameter of the larger size.
Class 400 series a dimensions at nps 38 and larger also apply to class 400 series b flanges. Reducing flanges are available in all types and pressures. It is welded both inside and out to provide sufficient strength and prevent leakage. Mss sp44 also covers nps 12 to nps 24 flanges which are equivalent to asme b16. Flanges are standardized according publications from. Carbon steel flanges mechanical properties and chemistry conform to astm a105. Please accept our apologies for any inconvenience that this may cause. Api 6a specification for wellhead and christmas tree equipment. Are the documents at the ansi webstore in electronic adobe acrobat pdf format only. Slipon flanges are all bored slightly larger that the o. G mm wn blind sow sw nominal size class 150 flanges to asme b16. To know more about the flanges click on the link given here for the 150 lb flange dimensions pdf. Our range of flanges finds application in industries like engineering, construction, chemical, oil field and. Thickness total thickness neck hub radius holes raised face net base weight diam.
Flanges are standardized according publications from organizations like asme, mss, api and others. Merit brass stainless steel ansi flanges dimensions. Technical data jersey village, texas coastal flange. Flanges are furnished faced, drilled and spot faced or back faced. Bolt lengths are for flanges of thickness shown herein.
These flanges will be furnished with a 116 raised face unless otherwise specified. Our company offers a wide range of flanges like pl, sw, bl, wn,so,lj, asmeansi b16. Notes dimension b corresponds to the pipe inside diameter. Dimensions of ansi 150lb rfso flanges slipon flanges. Flanges are commonly used to connect valves into pipework making it easier for removal and maintenance. It should be noted that some soft seated valves such as knife gate, rubber lined butter. With regard to their stabilitytemperature property, the material s 1. Pipe flange data hub raised face drilling data weight. For d1 dimensions see document flange facing according to din en 10921. Weights are based on manufacturers data and are approximate. Flanges and bolt dimensions class 150 to 2500 asmeansi b16.
The american national standards institute or the ansi class 150 is a system of. Din flanges summary chart rated pressure in bar 1 bar 14. Dimensions for class 300 flanges thermometrics corp. 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. Flat face flanges may be provided at full thickness, c, or with raised face removed the latter is nonstandard. Carbon steel pipe, fittings and flanges atlas steels. Browse all categories in the coastal flange catalog including ansi flanges,asme flanges,awwa flanges,industry standard flanges. C this dimension is commonly associated with true lap joints. Weld neck flange dimensions are covered in asme b16. Standard bore will be furnished unless otherwise specified.
Values in inches are converted to values in millimeters using the factor 2. Texas flange provides the following series of individual pages in html and pdf format that contain flange dimensions of the standard flanges we provide. Merit brass stainless steel ansi flanges dimensions created date. The thickness of integral flanges such as on valves is the same as weld neck in pn16 to pn100. Section 4a api 6a type 6b, 6bx flanges and studded crosses and tees api flanges flanges and studded blocks are designed and manufactured in accordance with the following specifications. Sizes nps 12 through 312 are same as class 600 flanges. While we aim to keep the disruption to a minimum, users will not be able to use the services during the maintenance period. Pdf asme ansi b16 1 cast iron pipe flanges and flanged.