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Asme flange dimensions

Asme flange dimensions. Lap joint flanges to be used with short or long type stub end with suitable facing. 5 Sep 26, 2014 · ASME sets the standards for flanges and bolt dimensions through the ANSI accredited ASME Standard B 16. The Notes. 47 Series A - Class 150, 300, 400, 600, 900 17 ANSI B16. Calculating Flange Dimensions and Weights. 702. One of the most useful standards governing ASME Certified flanges, ASME B16. 5 standards, for exceptional sealing and durability in very high-pressure environments. 5 Flanges belong to the standard B16. Carbon and stainless steel qualities according ASME B16. See bore chart for other wall thicknesses. C. Fluid Flow - Equation of Continuity The Equation of Continuity is a statement of mass conservation. pages: 116 Price: $115. Flanges - ASME B16. 5/16. 47-2011 Standard for Large Diameter Steel Flanges: NPS 26 through NPS 60 Metric/Inch ISBN: 9780791833773 No. of Bolt Holes. 47 - 2017 Dimensions of Class 300 Series B Flanges Minimum Thickness of Drilling Flange, (t f) [Note (1)] GENERAL NOTES: Dimensions are in inches. Essentially, an equivalent pressure is determined based on the moments from the applied external loads. 47 Flanges. 5 Class 600 Flanges belong in the same category but with a higher maximum pressure capacity. Author: Tina Stone Created Date: 1) The minimum flange thickness does not include the raised face thickness 2) This dimension is for the large end of hub, which may be straight or tapered. Bolt two same-size flanges together with a gasket to create an access point within a line. 5 Flange. Size Outside Diam. 5 which share similar dimensions are listed in the below-attached image: 1) The minimum flange thickness does not include the raised face thickness 2) This dimension is for the large end of hub, which may be straight or tapered. 1 and ISO 7005-1 also incorporates previous DIN PN rated flanging. 47 Series B Class 600 Flange PDF (for printing). 5 Class 300 Forged Flange PDF MSS SP-44 also covers NPS 12 to NPS 24 flanges which are equivalent to ASME B16. These are commonly nozzle (piping) loads taken from the COMPRESS WRC-107/537 dialog which must accounted for on the flange 1480 PSI. Notes. ASA B16. 5-1996) JIS10K FLANGE Standard Size(JIS B 2220/2239-2006) JIS20K FLANGE Standard Size(JIS B 2220/2239-2006) ASME CLASS AS4331 is a reproduction of ISO 7005 which is based on the American and European flange systems PN20, PN50, PN 110, PN 150, PN 260 and PN 420 steel flanges are “designed to be interchangeable” with flanges to American standards ANSI/ASME B16. We provide ANSI, API, and AWWA pipe flanges in carbon steel, stainless steel, alloys, and chrome steel. This Standard covers minimum requirements for Classes 150 and 300 cast ductile iron pipe flanges and flanged fittings. 4 mm for ANSI Class 400 - 2500 * for steel flanges only It covers evaluations and standards for the following characteristics, noted in both metric and U. Bore Diam. 6 mm (±1/16 inch) for flanges through NPS 24. Call this the Bugatti or Rolls Royce of the line blind world. September 20, 2017. Even if math is a weak point, knowing a few simple formulas will help you determine how large and heavy flanges are. ANSI/ASME B16. 47 - 150# flanges. 1. 5 Flange Dimensional Sizes 1/2 to 2 1/2 inches Table Chart. 5 standard, in particular, is widely used for pipe flanges and flanged fittings. 3. Texas Flange's Class 900 Forged Flanges, compliant with ANSI B16. 167. 5 Flange Dimensions For Ring Groove face dimensions see below. Pressure rating: ANSI Flanges are rated for different pressure levels, ranging from 150 to 2500. 5 standard covers Pipe Flanges and Flanged Fittings for size NPS ½” to 24” for above NPS 26” to 60” it should be as per ASME B16. X: diameter of hub of flange. Diameter of Bolt Circle (P): Tolerance: ±1. ASME does not “approve,” “rate,” or “endorse” any item, construction, proprietary device, or activity. 5 Flange Dimensions | 900 Lbs ASME/ANSI B16. atlassteels. S. 230. 5 for raised face flanges. The following is chart data for ANSI B16. WELDING NECK (WN) SLIP-ON WELDING (SOW) Note 1: All weights are approximate. Diameter of Bolt Holes (Q): Tolerance: The diameter is typically oversized by +3 mm (1/8 inch) relative to the nominal bolt size ASME B16. (2) The lap thickness T shall not be less than nominal pipe wall thickness. S = free threads equals 1/3 time bolt dia. 5 Bolt and Stud Dimensions -----14 1 ANSI B16. The web page provides the scope, ratings, designation, materials, and testing of ASME B16. Styles we offer include Weld Neck, Slip On, Blind, Threaded, Socket Weld, Lap Joint, Orifice Flanges, Ring, and custom flanges in sizes from 1/2″ to 203″. Size: 1/2" (DN15) ~ 60" (DN1500) Pressure: Class 150, Class 300, Class 400, Class 600, Class 900, Class1500, Class 2500. To develop a joint connection, insert the pipe into the female socket of socket-weld flanges, and then fillet weld is applied around the top. D: outside diameter of flange. ANSI standard flange dimensions are designated as 150, 300, 400, 600, 900, 1500, and 2500, in sizes NPS 1/2 40. 1/4 in. So, some API flanges can easily be joined with ASME flanges even though the flange rating is different. 5. Socket-Weld Flanges. 5 Table 1A. S 20K table should be followed J. (b)- Standard bore dimensions provided. Ordering DIN flanges requires the same steps as selecting ANSI or AWWA flanges: Determine the required materials, pressure requirements, and appropriate flange size. B2 L. It is one of the related codes referenced in API 570 and RP 574 and so forms an important (but not particularly large) part of the API 570 examination BoK. Table of Contents. ASME/ANSI B16. (1) The height of the raised portion is equal to the depth of the groove dimension, E, but is not subjected to the tolerances for E. Flange dimensions shown are per ANSI B16. 4 mm. Flange Types And Dimensions. Table C now obsolete, Table J to T now replaced by AS4331. These could be made out of different material grades and can be of different specifications. 1/2, Pressure Class 150 - 1500 (other dimensions are available if ISO approved ASME B16. 36-2015 (Revision of ASME B16. Jul 5, 2019 · 572. 5 Flange Dimensions | 300 Lbs ASME/ANSI B16. 5 Class 150 Flange dimensions for Weld Neck, Slip On, Blind, Threaded, Socket Weld and Lap Joint type Flanges from 1/2 inch up to 24 inches Nominal Oct 23, 2023 · What are ANSI Flange Dimensions? The ANSI flanges key dimensions include inner and outer diameter and bolt-hole spacing. Series B Ring Pipe Size Gasket I. 1/2″ (DN15) ASME B16. 5-2017. 47 rated flanges. It covers standards, evaluations, requirements, and recommendations for characteristics including: Pressure-temperature ratings. MSS SP-44 is the only source for the NPS 22 flange dimensions above. 5% of the nominal Length Through Hub (dimension Y) Welding Neck NPS 12 and larger ±0. 5 dimensions & weights of Socket-Weld Flanges Classes from 150 to 1500 (NPS, ID, OD Get ASME/ANSI B16. Y: length through hub of WN. 5 /ANSI B16. 5 2020: Dimensions are provided for threaded, slip-on, socket welding, weld neck, lap joint, and blind flanges, though data is not available for all types at all classes and NPS sizes. 5 Flange UNI 6Bar 10Bar 16Bar The proposed code or standard was made available for public review and comment that provides an opportunity for additional public input from industry, academia, regulatory agencies, and the public-at-large. 1 - 1998 - Cast Iron Pipe Flanges and Flanged Fittings - Class 125 Flanges - outside and inside diameters, bolt circles, numbers and diameters of bolts: Cast Iron Flanges - ASME/ANSI 125 lb. Flange Diameter Bolt Circle Diameter Bolt Holes x Hole Diameter Flange Diameter Bolt Circle Diameter Bolt Holes x Hole Diameter Flange Diameter Bolt Circle Diameter Bolt Holes x Hole Diameter 10 DIN 75 50 4 x 11 90 60 4 x 14 90 60 4 x 14 90 60 4 x 14 90 60 4 x 14 JIS 75 55 4 x 12 90 65 4 x 15 90 65 4 x 15 90 65 4 x 15 110 75 4 x 19 3/8" ANSI The table shows the ASME B16. (3) When short pattern stub ends are used with larger flanges in Classes 300 and 600, with most sizes in Classes 900 and higher, and. 5 Class 2500 welding neck flange. 47 – 2011, applies explicitly to large diameter steel flanges of NPS 26 through NPS 60 metric/inch. Raised Face height. : J12911 ASME Codes and Standards ASME is the leading international developer of codes and standards associated with the art, science, and practice of mechanical engineering. A raised face may be specified at the option of the purchaser. The specification for these flanges is ASTM A182. raised face not included in dimensions T, L and L2. 5 Forged Flanges at Texas Flange, is your go-to for premium forged flanges that meet rigorous standards for strength and performance. 5 socket-weld (SW) flange weights in Lbs. Each specification further delineates flanges into pressure classes: 150, 300, 400, 600, 900, 1500 and 2500 for B16. 5 standard specifies flange dimensions for various types, including weld neck, slip-on, socket weld, threaded, lap joint, and blind flanges. 5 Class 300 welding neck flange. 47 series A/B flanges dimensions & weights class 300, 400, 600, 900 up to 60 inches with stud bolts requirements (#bolts, diameter) The article shows the ASME B16. Aug 19, 2019 · ASME B16. ISO & NUCLEAR CERTIFIED. Flange Dimensions Fiberglass Tanks & Fiberglass Reinforced Plastic Vessels by ASME RTP-1 Certified Fabricators We provide ANSI, API, and AWWA pipe flanges in carbon steel, stainless steel, alloys, and chrome steel. 5 Flange Dimensions | 600 Lbs ASME/ANSI B16. 5 ensuring all gasket and flange fittings are consistent and fit for purpose allowing a high-quality seal. Aug 13, 2019 · The dimensions of the ASME B16. 47 Series A Class 150 Flange PDF (for printing). The size of the flange is determined by the nominal diameter of the pipe to which it is attached. The standard includes flanges with rating class designations 150, 300, 400, 600, 900, 1500, and 2500 in sizes NPS 1/2 Sizes NPS 1/2 through 3-1/2 are same as Class 600 flanges. (2)- Bolt diameter should be 1/8″ less than the bolt hole diameter. 10 standard plays a crucial role for valve manufacturers by providing a comprehensive guideline for the face-to-face and end-to-end dimensions of various types of valves, including gate, globe, check, ball, and butterfly valves. 5 standard is advised. 68. The ASME B16. This robust connection allows a smooth flow of liquid or gas in the pipe. Pitch Circle ø. 47 Series A Flanges Dimensions. I. DIMENSIONS ARE IN INCHES Bolt hole diameter 1/8" larger than bolt diameter ANSI/ASME B16. 5 Class 150 Flanges| Nickel Alloys ANSI B16. 2500. Notes: All dimensions are in inches unless otherwise noted. 5 Flanges range from ½ inches to 48 inches in nominal bore sizes. The flanges as per API 6A and ASME/ANSI B16. 1. 5 CLASS 600 FLANGES. 21″. Outside Diameter (inches): Varies according to flange size. Thick- ness mm inch D B2 t T2 X h n K G f Kg. 5 Flanges and Bolt Dimensions - Class 150 to 2500 Diameters and bolt circles for standard ASME B16. (2) For ring joints with lapped flanges in Classes 300 and 600, ring and groove number R30 is used Mar 18, 2024 · These recommendations, such as ANSI/ASME B16. The ANSI/ASME B16. Projectmaterials Team. 361-572-4040. The Notes shown on this page also relate to the tables on the following pages. Methods of designating openings. 5 standard flanges. 47 - 2017 Dimensions of Class 150 Series B Flanges Minimum Thickness of Drilling Flange, (t f) [Note (1)] GENERAL NOTES: Dimensions are in inches. 5 Flange ANSI B16. Threaded RF Slip On RF. Dimensions Ring-Joint Facings ASME B16. Type: Weld Neck, Threaded, Slip-On, Socket Weld, Lap Joint, Blind, Orifice Flange, Orifice Dimensional Tolerances Weld Neck Flanges ASME B16. It covers pressure-temperature ratings, materials, dimensions, tolerances, marking, testing, and methods of designating openings. Industry standard is to make to the slip on length through the hub. Reference table for ANSI flange measurements and size ratings. (1)- Bolt lengths are calculated based on bolting one WN to one Blind. 0. Bolt Hole Diameter (inches): Determined by flange size and pressure class. 47 ANSI B16. Title. Number P. (a)- Bolt hole diameter 1/8 in. 47. Tolerances. 8. 5 - 1996 Pipe Flanges and Flange Fittings standard covers pressure-temperature ratings, materials, dimensions, tolerances, marking, testing, and methods of designating openings for pipe flanges and flanged fittings. TWN: minimum thickness of WN flange. This Standard for Classes 25, 125, and 250 Cast Iron Pipe Flanges and Flanged Fittings. industrial pipe flange is a specification of forged flanges. 5 class 150 forged flanges measurements. 5 Flange is a standard of flanges that covers carbon steel and stainless steel alloys in the nominal bore size range of ½ inches to 24 inches. Adhering to this standard offers several significant benefits to manufacturers: JIS & ASME PIPING FLANGE. It includes (a) pressure-temperature ratings, (b) sizes and method of designating openings of reducing fittings, (c) marking, (d) materials, (e) dimensions and tolerances, (f) bolting and gaskets (g) pressure testing. flange finish shall not be serrated. Flat face flanges may be provided at full thickness, C, or with raised face removed (the latter is nonstandard). Dimensions Socket Weld Flanges. Dimensions. . 060 NPS 3 an *Diameter of bolt holes Technical Info :: Flange Dimensions. Dimensions for Classes 400, 600 and 900 NPS 38 and larger for Series A flanges are the same as for the Series B flanges. Bolt Circle Bolt Hole Qty. Their pressure capacities vary from class 150 to class 2500. 120, 0. Materials. Weights are in pounds. 5-2017 (Revision of ASME B16. Flange Dimensions (inches) Flanges - ASME/ANSI B16. by Flange NPS and Class (carbon/alloy steel materials; for higher grades, consider adjusting weight using the delta-specific weight carbon/other grades) The article shows the ASME B16. Flange Dimensions ANSI 150. ASME flanges are designed to meet specific criteria, including dimensions, materials, and pressure-temperature ratings. CLASS 125 CAST IRON FLANGES DIMENSIONS CHART. 5 and ANSI/ASME B16. 48 says. DIMENSIONS ARE IN INCHES. 5 Flat Face Flange belongs to the ASME B16. The standard includes flanges with rating class designations 150, 300, 400 Section 5 – Carbon Steel Pipe, Fittings, and Flanges July 2020 Page 11 – Section 5 www. 5 Pressure Class. Y: length through hub; X: diameter of hub at base; A: diameter of hub at top welding point; Ms: approximate weights/ masses of the flange; Generally, the bore diameter B of flange is equal to A minus two times of nominal wall Here are the typical dimensions of Welding Neck flanges as per ASME B16. Forged Steel Flanges - Stud Charts Number of studs, diameter and length Flange Dimension ANSI and JIS Standard Disappearance dimension in J. Visit Powerzone. 6. 5 Class 150 Flanges. 5 lap joint flange are illustrated in Figure-2: D – outside diameter of flange, Y – length through hub, B – minimum bore diameter, X – diameter of hub, T – minimum flange thickness, r – corner bore radius of lapped flange and pipe, n – number of bolts, d – diameter of bolt hole. Select the ANSI rating to view the the flange dimensions: 150 , 300 , 400 , 600 , 900 , 1500 , 2500. DN = diameter nominal (size) A = flange b = thickness of flange D2 = diameter of raised face D1 = diameter of bolt circle n = number of bolts d = diameter of bolt holes h = height of raised face (RF) h* =1/16” = 1. 692. 47, govern how to construct flanges, their size, and what materials to use. 5 Flange Manufacturers in India, ANSI B16. 5-1996) ASME CLASS 300 FLANGE Stanndard Size(ASME B 16. 5 Flange Dimensional Data Size table for 1/2 to 2 1/2 inches. ANSI B16. 2220 PSI. units of measure: Pressure-temperature ratings. (c)- This dimension is commonly associated with “true” lap joints. A Raised Face would add machining time and complexity so the price would be higher. 5 Slip on Flange is one of the flanges in this range that is usually used with seamless pipes * ASME B16. 5 (Flanges), Flange Size & Weigth, Slip-on Flanges. ANSI Standard Hardware Menu. AS4331. The typical flange face finish for ASME B16. pdf. 5 RF flanges is 125 to 250 µ in Ra (3 to 6 µ m Ra). The ANSI b16. 5-2017 class 150 flange dimensions. 4mm must be added to D dimension. All units are mm except that d and l are provided in inch and mass in kg. The LWN flange is constructed by two sections: the upper section is a heavy-wall barrel, whilst the lower section is a disc-like plate flange with all dimensions conforming to ASME B16. com. Dimensions are in inches. Download Specs. Home. Former full-face contour may be used. 5 - Metric Dimensions - Weld Neck/Stud Bolts Class 150 to . G: diameter of raised face. Y: length through hub; X: diameter of hub at base; A: diameter of hub at top welding point; Ms: approximate weights/ masses of the flange; Generally, the bore diameter B of flange is equal to A minus two times of nominal wall thickness of adjoining pipe. 5 dimensions of Slip-On Flanges Classes from 150 to 2500 (NPS, ID, OD, Thickness, and bolting details, tolerances) – in millimeters. 6 mm for ANSI Class 150 - 300 h* = 1/4” = 6. 5 Flat Face Flange. We comply with all of the certifications needed for your industry. Notes: (1) This dimension is for the large end of the hub, which may be straight or tapered. Title: ASMEB16. 1) Recommended bolts are 1/8 smaller than the ASME/ANSI B16. 47 dimensions of Large-Size Flanges Classes from 150 to 900 (NPS, ID, OD, Thickness, and bolting details, tolerances) - from 26 to 60 inches. 1 3/8″. larger than bolt diameter. 5 and MSS SP44; they are not identical but are “deemed to comply” with dimensions specified in Marcel Piping is well known ASME B16. Bolt Hole ø. 812. Below are the standard measurements for flanges and their relevant bolts and holes size – a very useful tool for any onsite machinist. CAB Worldwide offers a chart of ANSI / ASME B16. Pipe Flanges and Gaskets - Dimensions. TBL: minimum thickness of blind flange. *The dimensions of hub and weights for ASME B16. pdf Author: Mirastart Created Date: 1/15/2019 6:10:22 PM The following ANSI flange charts & flange tables provide flange dimensions including, flange overall diameters, number of bolts and bolt size for the most common sizes of ANSI Flanges for ratings from ANSI 150 through to ANSI 1500. Feb 5, 2024 · 2. Standard. 5000. 47 Series B Class 300 Flange PDF (for printing). 900#. Thickness (inches): Corresponding to schedule and flange size. 20. 5 Flange Pressure Calculation in DIN 6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64 ANSI B16. The ASME B16 5 Standard Pipe Flange can be of any type as well. 5 flanges - 1/4 to 24 inches - Class 150 to 2500. D Outside Diam. 5mm for the raised face height For Class 600, 900, 1500, 2500 the flange thickness does not include the raised face height and approx. Flange Dimensions. K: diameter of bolt circle. ASMEB16. Note: Larger sizes as well as intermediate sizes can be furnished. com for other reference materials for industrial equipment! Apr 16, 2021 · ANSI B16. 2. Warren Electric Corporation 36 Franklin Street, PO Box 86 Warren, Rhode Island, USA 02885-0086 Toll-Free: 1-877-399-HEAT (4328) Tel: 401-245-3700 Fax: 401-245-9331 ASME B16. 24. FLANGE DIMENSIONS TABLE SIZE (DN) 600 (24″) ① AS2129 still in use but now only covers Table D to H. Dec 21, 2021 · Plate Flange Dimensions ANSI/AWWA C207-94 Class B, D Dimensions Imp. industrial flange have a category that can hold the classes 150 through 2500 and their diameter ranges from ¼ inches to 24 inches. These specification include only Welding Neck and Blind Flanges. Socket-weld flanges are a good fit for smaller sizes of high-pressure pipes. 5 Class 150 Forged Flanges. The flat face may be either the full C dimension of thickness plus 2 mm or the C dimension thickness without the raised face height. The gasket seating surface finish and dimensions for raised face line blanks shall be in accordance with ASME B16. Class. No. Note 2: For Class 150, 300 the flange thickness “D" dimension includes approx. Flange dimensions are covered in the following tables of ASME B16. Always refer to the standards for the intended application to ensure 29. 5 is a construction code for the design of new flanges and related fittings such as reducers, tees and similar. Plate flange reference tables are intended for estimating purposes only. 2-1/4. It corresponds to the pipe inside diameter. DN = diameter nominal (size) A = flange b = thickness of flange D2 = diameter of raised face D1 = diameter of bolt circle n = number of bolts Pipe Flanges and Flanged Fittings NPS ½ Through NPS 24 Metric/Inch Standard AN AMERICAN NATIONAL STANDARD ASME B16. Steel India Company is a leading manufacturer and supplier of the flanges in various designs and dimensions. Some of the API and ASME flanges have the same bolt circle diameter and bolt holes. Use in high-temperature plumbing and water supply applications up to 200° F. The article shows the ASME B16. 19 Center Bore Welding Neck (dimension J) Eccentricity between bolt circle and diameter and NPS 20 and larger 0. JIS10K FLANGE Standard Size(JIS B 2220/2239-2006) JIS20K FLANGE Standard Size(JIS B 2220/2239-2006) ASME CLASS 150 FLANGE Standard Size(ASME B 16. See Table I-12 for tolerance. Weights are based on manufacturer’s data and are approximate. 41. 36-2009) Orifice Flanges AN AMERICAN NATIONAL STANDARD Two Park Avenue • New York, NY • 10016 USA 6154. COMPRESS uses the rules from UG-44 to account for external loadings on B16. 15 20 25 32 40. - Dimension B is to be specified by the purchaser. Application Jun 10, 2022 · 150# B16. 5 covers flange dimensions, bolt sizes, facing types, and other important factors that ensure flanges are compatible and The ASME B16. D. 5 class 150 covers dimensions for weld neck flanges from 1/2" to 24" nominal pipe size diameter. The length of the Stud Bolt does not include the height of the chamfers (points). 86. 21 does not provide full face dimensions for ASME B16. 9. 5: Size (inches): Ranging from 1/2″ to 60″. Gasket O. If your piping system requires metric flanges, the dimensions and pressure rating differ from non-DIN flanges. Class 150 Flange. 5 standard. A: Diameter of hub top of WN. These flanges may be supplied with a flat face. (1)- Bolt lenghts are calculated based on bolting one WN to one Blind. Sep 20, 2017 · For precise values, especially for specific flange sizes and classes, direct reference to the ASME B16. Taper shall not exceed 7 deg on threaded, slip-on, and lapped flanges. 5-2013) ASMEB16. 5 - 2013. Dimensions NPS 1/2 to NPS 2. 50 749. The different applications can use the different grades and classes of flanges Jul 5, 2019 · 174. A flange is a plate or ring that forms a rim at the end of a pipe when it is fastened to the pipe. 5 flange and flanged fittings. Class B, D and E steel-hub flanges, as well as Class B, D, E, and F blind flanges are also available. 00 USD Print-Book / Order No. neck flanges (dimension A) 0. It is a measurement of the bore or opening in the center of the flange. au Carbon Steel ASME/ANSI Flanges – Dimensions & Weights These diagrams relate to the tables of flange specified dimensions on the following pages. Testing. Hex bolts are measured from under the head to the top of de bolt. 2. 5-1996 Pipe Flanges and Flanged Fittings - Class 150 Flanges - outside and inside diameters, bolt circles, numbers and diameters of bolts for Weld neck, Threaded, Slip-on, Lap joint, Socket weld and Blind flanges. A blind flange is a plate used to cover or close the end of a pipe, while a flange joint is a connection of pipes where the two pieces connected have flanges where the parts are bolted together. 3. 88. 13,108. Blind flanges ASME B16. 5 Flange Size Chart 1/2" (15 NB) to 48" (1200NB) DN10~DN5000 ANSI B16. 5 Flat Face Flange Manufacturer In India, Check 300 LbS Stainless Steel Flat Flange Dimension, Refer MSS SP-44 Flange Flat Weight, Suppliers Of 150# Flat Face Slip On Flange. 60-3/4. 47 series A flanges (≥ NPS 26) are MSS SP-44 flanges. The requirements covered are as follows: (a) pressure-temperature ratings (b) sizes and method of designating openings of reducing fittings (c) marking (d) material (e) dimensions and tolerances (f) bolts, nuts, and gaskets (g) tests. 105. 5 is the most common use standard for cast and forged steel pipe flange and flanged fittings. Adhering to this standard offers several significant benefits to manufacturers: Similarities Between API and ASME Flanges. Jan 6, 2021 · To know everything about piping & ANSI flange dimensions, we first need to establish what a flange is. Thick- ness Total Thick- ness Dia. 0. *n: number of bolts; d: diameter of bolt holes; l: diameter of bolts; L: length of machine bolt or stud bolt; Mass: approximate weights/masses of the flange; For all blind flanges of class 300, t (height of raused face)=2mm. 5 Class 600 Forged Flange PDF B16. 1 which is a replication of ISO7005-1 which in turn is equivalent to ASME 150-2500 class ANSI B16. 5 Flange Dimensions table here - Class 150 Lbs ASME/ANSI B16. ): 1. Let’s explore these dimensions and why they are crucial: Inner Diameter (I. 12″. 610. 5 Class 150 Flanges| Carbon Steel ANSI B16. Outside ø. 5 Flange Pressure Rating ANSI Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS ANSI B16. 24". This standard covers flanges of different material grades that range from ½ inches to 24 inches in diameter. 1 Cast Iron Pipe Flanges and Flanged Fittings - Class 250 Flanges - outside and inside diameters, bolt circles, numbers and diameters of bolts. These flanges are designed for pipes ranging from 1/2″ to 24″ and are categorized into classes ranging from 150 to 2500. ASME B16. 1 inch = 25. Marking. 5 Class 150 Forged Flanges R O B 2 ASME B16. Bolt hole diameter 1/8 in. Sep 5, 2023 · Here are some of the different ANSI Flange sizes and specifications: Size: ANSI Flanges come in a range of sizes from 1/2 inch to 24 inches. Flanges, bolt holes and bolting dimensions chart of class 125 cast iron flanges per ASME B16. For the height measures H and B of all described dimensions of flanges on this website, with exception of the Lap Joint flange, it is important to understand and remember the following. 21, 0. They are also known as Pressure Class 150 flanges. 06 Wall thickness (welding neck flanges) min. Bolt hole diameter 1/8" larger than bolt diameter. Concerning boltings ( ) used for those flanges shown below table. 5 has endorsed the design of long welding neck flange (LWN), which is also known as straight hub welding flange. Aug 19, 2019 · Dimensions of 300# Blind Flanges. S 16K JIS 20 K JIS 16 K JIS B2210 - 84, Unless otherwise specified. CPVC Pipe Flanges for Hot Water. at Base of Hub Holes Raised Face Net Weight Diam. 87. Studs are measured parallel to the axis ( L) from the first to the thread without the chamfers (points). ANSI/ ASME B16. - Flat face flanges may be provided at full thickness, C, or with raised face removed (the latter ASME B16. NOTES: (1) Gasket face finish shall be in accordance with ASME B16. Stainless Steel ANSI B16. Size. qx ia lu nm ju fp yf yu jb ew