Welding neck flange, slip on flange, threaded flange. This table is intended for estimating purposes only. For d1 dimensions see document flange facing according to din en 10921. This flange is circumferentially welded into the system at its neck which means that the integrity of the butt welded area can be easily examined by radiography. Cast iron threaded pipe fittings working pressures maximum working pressures for cast iron threaded pipe fittings according ansi b16. Molded class 150 flange fittings are coupling devices designed for joining ips iron pipe size plastic piping systems, where frequent disassembly may be required, and can be used as a transitional fitting for joining plastic to metal piping systems. Class 150 flange dimensions duplexstainlesssteelflanges. Slipon flanges are all bored slightly larger that the o. Nominal pipe size outside diameter of flange thickness of flange diameter of raised face diameter of hub at base length thru hub diameter or bore diameter of. Mss sp44 is the only source for the nps 22 flange dimensions above. The pressure rating will also determine the dimensions of the flange full details can be found in the relevant specification.
Class 150, class 300, class 600, class 900, class 1500 and class 2500 wn rtj flange dimensions. These flanges are highly durable, corrosion resistant and reliable. Weights are based on manufacturers data and are approximate. Weld neck flange dimensions are covered in asme b16. Of studs diameter of studs raised face flange stud length ring joint flange stud length 12 4 12 78 214 34 4 12. The bores of both pipe and flange match, which reduces turbulence and erosion inside the pipeline. Dimensions n1, n2 and n3 are measured at the intersection of the hub draft angle and the back face of the flange. Raised face ansi class 150 forgedcast steel flanges. The american society of mechanical engineers two park avenue, new york, ny 100165990. Class 150 flanges dimensional specification pipe size o c x a y y y t b1 b b2 r d outside dia. No part of this document may be reproduced in any form, in an electronic retrieval system or otherwise, without the prior written permission of the publisher. This practical feature facilitates installation and implementation for the following operations. With regard to their stabilitytemperature property, the material s 1.
Cast iron soil pipes dimensions dimensions of cast iron soil pipes. Ansi chart cast and ductile iron flange chart dimensions. Cast iron flanges stud reference chart the number, diameter and length of studs for cast iron flanges class 125 and 250. Thickness total thickness neck hub radius holes raised face net base weight diam. Class 1503006001500 2500 din pn 6 welding necksliponblind flanges din pn 10 welding necksliponblind flanges. Flange dimensions large class 150 30 thru 48 phone.
Pn 25 flanges din en 10921 dimensions of pn 25 flanges din. Dimensions of spiral wound gaskets class 150, asme b16. Generally, a pn16 flange is designed to withstand pressures up to 16 bar. Dimensions are in inches bolt hole diameter 18 larger than bolt diameter. C this dimension is commonly associated with true lap joints. Flanges are standardized according publications from organizations like asme, mss, api and others.
G mm wn blind sow sw nominal size class 150 flanges to asme b16. The 150 lb flange dimensions metric is known to cover pipe flanges in addition to 3 150 lb flange dimensions fittings for size nps. British standard bs4504 engineers use the prefix pn pressure nominale. Flanges are furnished faced, drilled and spot faced or back faced. Mss sp44 also covers nps 12 to nps 24 flanges which are equivalent to asme b16. Dimensions of ansi 150lb rfso flanges slipon flanges. This dimension is commonly associated with true lap joints. It is welded both inside and out to provide sufficient strength and prevent leakage.
These flanges will be furnished with a 116 raised face unless otherwise specified. 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. Asme procedures and policies, which precludes the issuance of interpretations by individuals. Flange dimension charts for class 150, class 300, class 600, class 900, class 1500 and class 2500 free. Spiral wound gaskets class 150 dimensions of spiral wound gaskets class 150, asme b16. Flanges and bolt dimensions class 150 to 2500 asmeansi b16. Carbon steel pipe flanges dimensions and weights atlas steels. The weld neck is therefore favoured in critical applications. Blind flange dimensions class 300, 400, 600, 900, 1500, 2500 up to 24 inch asme b16. Standard bore will be furnished unless otherwise specified. Comprehensive pipe systems range is the result of more than 100 years of. Weld neck socket weld lap joint flange radius depth of socket. To know more about the flanges click on the link given here for the 150 lb flange dimensions pdf. Our company offers a wide range of flanges like pl, sw, bl, wn,so,lj, asme ansi b16.
A wide variety of ansi 125 flange dimensions options are available to you, such as equal, reducing. Applications vary, confirm all dimensions with your engineering department prior. Industry standard is to make to the slip on length through the hub. Industry standard is to make to the slip on length thru the hub. The slipon flange has a low hub because the pipe slips into the flange prior to welding.
Long welding neck flanges catalogue hydraulic and offshore. Carbon steel flanges mechanical properties and chemistry conform to astm a105. Coastal flange stocks import and domestic ansi b16. We offer high quality threaded flanges that are dimensionally accurate and highly resistant to corrosion.
Simply turn to the pressure class required and find the dimensional standard of your choice. Flange dimensions are determined by the pipe size and the pressure class required for the application. Flat face flanges may be provided at full thickness, c, or with raised face removed the latter is nonstandard. Flanges and fittings stainless steel short weld nipples b a dimensions mm ab isokf flange dn tubing iso part number 304 s. Carbon and stainless steel flanges asmeansi class 150. According to din en and asme normatives gaskets form ibc raisedface and flatface flanges ordering example for an ibc gasket according to en 15141. All dimensions are in inches these flanges will be furnished with a 116 raised face unless otherwise specified. B industry standard and awwa flanges weld neck, slipon, blind. Class 150 class 300 class 600 valve size raised face welding end ring and groove raised face welding end gate valves ball valves full bore ball valves ansi b16 valve face to face dimensions also available short pattern.
Flange comparison table standard dimensions mm nb mm name rating od pcd bolts dia. You can also choose from ansi, iso, and din ansi 125 flange dimensions, as well as from welding ansi 125 flange dimensions, and whether ansi 125 flange dimensions is stainless steel, or carbon steel. It should be noted that some soft seated valves such as knife gate, rubber lined butter. Carbon steel flanges pressure and temperature ratings maximum ratings for flanges conforming to iso standard 2229 dimensions and material specification asta105. Weld neck flange dimensions class 150 to class 2500. Class 150 flange dimensions weld neck forged flange threaded forged flange lap joint forged flange socket weld forged flange blind forged flange slip on forged flange nom. Slipon plate flanges od and drilling for 12 through 24 pipe sizes per asmeansi b16. Weld neck 10 150 lb flange dimensions are covered in asme b16. Each specification further delineates flanges into pressure classes. Asme american society of mechanical engineers asme is one of the leading organizations in the world developing codes and standards. Carbon and stainless steel welding neck flange bores flange bores of welding neck flanges according asme ansi b16. Flange dimensions ansi 600 flange dimensions shown are per ansi b16. Sizes nps 12 through 312 are same as class 600 flanges. Our range of flanges finds application in industries like engineering, construction, chemical, oil field and power plant.
118 162 217 146 879 160 392 1146 599 677 1281 253 1198 217 1551 1209 1255 1008 305 1437 874 439 222 277 49 797 943 1156 373 703 106 605