ANSI B16.5 Class 150 Welding Neck Flanges
India’s Leading ANSI B16.5 Alloy Steel Class 150 Weld Neck Flanges Supplier in india, Class 150 WNRF Flange at Low Price, Buy Stainless Steel ANSI B16.5 Class 150 Weld Neck Flange, Class 150 BS1560 WN Flanges Manufacturer & Supplier in India.
Kanak Steel & Engg Co. is a prominent manufacturer and exporter of ANSI B16.5 Class 150 Welding Neck Flanges, which are available in coiled strips or flat pieces.
They are being made from with the aid of using going for walks an incessant sheet of metallic all through a roll slitter. Stainless Steel ANSI B16.5 Class 150 Welding Neck Flanges is commonly used for vehicle bodies, clinical tables, aircraft wings, roofs for buildings (architecture), and in quite a few different packages. They also are commonly utilized in industries like construction, medicine, oil extraction, meals, paper, chemicals, machinery, meals boxes and others. It is as properly used for automobile and different transportation workings which have a want of excessive strength-to-weight ratio.
However, pipe ordered to this specification will be suitable for flanging (vanstoning), bending, and comparable type of forming operations, and additionally for fusion welding. Carbon Steel ANSI B16.5 Class 150 Welding Neck Flanges is proposed for strain and mechanical packages and is as properly desirable sufficient for everyday makes use of in fuel line, air lines, steam and water. It is pretty suitable for welding, and additionally suitable for forming capabilities that entails flanging, coiling and bending problem to sure qualifications. Meanwhile, it covers Welded and Seamless, Black and Hot-Dipped Galvanized nominal (average) wall pipe for flanging, coiling and bending and different unique capabilities and are pretty suitable for welding.
Super Duplex Steel ANSI B16.5 Class 150 Welding Neck Flanges covers low temperature utility seamless metal pipe that’s being made up from silicon, nickel, manganese carbon metal. It is used for piping capabilities at low or ambient temperature provider right all the way down to minus a hundred and fifty Deg F. It is certainly a piping product form, and as a result forming right here might also additionally possibly be performed with the aid of using traditional processes. It is utilized in normalizing pipeline transportation structures within the materials, offshore systems and system for petroleum, petrochemical and herbal fueloline industries. They are used for fuelling, water and oil transportation, they’re being selected in protracted pipelines due to inexpensiveness.
Largest Manufacturer & Supplier of ANSI B16.5 Class 150 Pn40 Weld Neck Flange, ANSI B16.5 Class 150 Weld Neck Flange Standards, DIN 2635 Weld Neck Flange, B16.5 Class 150 WNRF Flanges Jis B2220, EN1092-1 Weld Neck Flange in Mumbai, India.
Specification Of ANSI B16.5 Class 150 Weld Neck Flange
| ANSI B16.5 Class 150 Weld Neck Flange Standards | ANSI B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, ANSI Flanges, BS Flanges, DIN Flanges, EN Flanges, GOST Flange, ANSI B16.5/16.36/16.47A/16.47B, MSS S44, ISO70051, JIS B2220, BS1560-3.1, API7S-15, API7S-43, API 605, EN1092 |
|---|---|
| ANSI B16.5 Class 150 Weld Neck Flange Pressure Rating ANSI | Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS |
| ANSI B16.5 ANSI B16.5 Class 150 Weld Neck Flange Size Chart | 1/2″ (15 NB) to 48″ (1200 NB) DN10~DN5000 |
| ANSI B16.5 Class 150 Weld Neck Flange Pressure Calculation in DIN | 6 Bar, 10Bar, 16Bar, 25Bar, 40Bar / PN6 PN10 PN16 PN25 PN40, PN64 |
| JIS | 5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K |
| UNI | 6Bar 10Bar 16Bar 25Bar 40Bar |
| EN | 6Bar 10Bar 16Bar 25Bar 40Bar |
| Coating | Oil Black Paint, Anti-rust Paint, Zinc Plated, Yellow Transparent, Cold and Hot Dip Galvanized |
| Most common types of ANSI B16.5 Class 150 Weld Neck Flange | Forged / Threaded / Screwed / Plate |
| Test Certificates | EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third Party Inspection Report, etc |
| Production technique |
|
| Connect Type/ Flange Face Type | Raised Face (RF), Ring Type Joint (RTJ), Flat Face (FF), Large Male-Female (LMF), Lap-Joint Face (LJF), Small Male-Female (SMF), Small Tongue, Large Tongue & Groove, , Groove |
| Special design |
As per your drawing AS, ANSI, BS, DIN and JIS |
| Test | Direct-reading Spectrograph, Hydrostatic testing machine, X-ray detector, UI trasonic flaw detector, Magnetic particle detector |
| Equipment | Press machine, Bending machine, Pushing Machine, electric bevelling machine, Sand-blasting machine etc |
| Origin | Indian / West Europe / Japan / USA / Korean |
| Manufacturer of | ANSI, DIN, GOST, JIS, UNI, BS, AS2129, AWWA, EN, SABS, NFE etc. ANSI B16.5 Class 150 Weld Neck Flange : -BS Flange, EN Flange, API 6A Flanges, ANSI Flanges, ANSI Flanges, DIN Flanges, EN1092-1 Flanges, UNI Flanges, JIS/ KS Flanges, BS4504 Flanges, GB Flanges, AWWA C207 Flanges, GOST Flanges, PSI Flangse
|
| ANSI B16.5 Class 150 Weld Neck Flange Uses & application |
|
| Export to | Ireland, Singapore, Indonesia, Ukraine, Saudi Arabia, Spain, Canada, USA, Brazil, Thailand, Korea, Iran, India, Egypt, Oman, Dubai, Peru, etc |
| Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2, Test Certificates certifying NACE MR0103, NACE MR0175 | |
Manufacturing ANSI B16.5 Stainless Steel Class 150 Welding Neck Flanges Specification
| Nominal Pipe Size | Outside Diameter (O) | Thickness (T) | Raised Face Diameter (R) | Length Thru Hub (Y) | Point of Weld (A) | Hub Diameter (X) | Bore (B) | Approximate Weight (lbs) | Bolt Circle (C) | Number of Holes | Diameter of Holes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1/2 | 3.50 | 0.44 | 1.38 | 1.88 | 0.84 | 1.19 | 0.62 | 2 | 2.38 | 4 | 0.63 |
| 3/4 | 3.88 | 0.50 | 1.69 | 2.06 | 1.05 | 1.50 | 0.82 | 2 | 2.75 | 4 | 0.63 |
| 1 | 4.25 | 0.56 | 2.00 | 2.19 | 1.32 | 1.94 | 1.05 | 3 | 3.13 | 4 | 0.63 |
| 1 1/4 | 4.63 | 0.63 | 2.50 | 2.25 | 1.66 | 2.31 | 1.38 | 3 | 3.50 | 4 | 0.63 |
| 1 1/2 | 5.00 | 0.69 | 2.88 | 2.44 | 1.90 | 2.56 | 1.61 | 4 | 3.88 | 4 | 0.63 |
| 2 | 6.00 | 0.75 | 3.63 | 2.50 | 2.38 | 3.06 | 2.07 | 6 | 4.75 | 4 | 0.75 |
| 2 1/2 | 7.00 | 0.88 | 4.13 | 2.75 | 2.88 | 3.56 | 2.47 | 8 | 5.50 | 4 | 0.75 |
| 3 | 7.50 | 0.94 | 5.00 | 2.75 | 3.50 | 4.25 | 3.07 | 10 | 6.00 | 4 | 0.75 |
| 3 1/2 | 8.50 | 0.94 | 5.50 | 2.81 | 4.00 | 4.81 | 3.55 | 12 | 7.00 | 8 | 0.75 |
| 4 | 9.00 | 0.94 | 6.19 | 3.00 | 4.50 | 5.31 | 4.03 | 15 | 7.50 | 8 | 0.75 |
| 5 | 10.00 | 0.94 | 7.31 | 3.50 | 5.56 | 6.44 | 5.05 | 19 | 8.50 | 8 | 0.88 |
| 6 | 11.00 | 1.00 | 8.50 | 3.50 | 6.63 | 7.56 | 6.07 | 24 | 9.50 | 8 | 0.88 |
| 8 | 13.50 | 1.13 | 10.63 | 4.00 | 8.63 | 9.69 | 7.98 | 39 | 11.75 | 8 | 0.88 |
| 10 | 16.00 | 1.19 | 12.75 | 4.00 | 10.75 | 12.00 | 10.02 | 52 | 14.25 | 12 | 1.00 |
| 12 | 19.00 | 1.25 | 15.00 | 4.50 | 12.75 | 14.38 | 12.00 | 80 | 17.00 | 12 | 1.00 |
| 14 | 21.00 | 1.38 | 16.25 | 5.00 | 14.00 | 15.75 | 13.25 | 110 | 18.75 | 12 | 1.13 |
| 16 | 23.50 | 1.44 | 18.50 | 5.00 | 16.00 | 18.00 | 15.25 | 140 | 21.25 | 16 | 1.13 |
| 18 | 25.00 | 1.56 | 21.00 | 5.50 | 18.00 | 19.88 | 17.25 | 150 | 22.75 | 16 | 1.25 |
| 20 | 27.50 | 1.69 | 23.00 | 5.69 | 20.00 | 22.00 | 19.25 | 180 | 25.00 | 20 | 1.25 |
| 22 | 29.50 | 1.81 | 25.25 | 5.88 | 22.00 | 24.25 | 21.25 | 225 | 27.25 | 20 | 1.38 |
| 24 | 32.00 | 1.88 | 27.25 | 6.00 | 24.00 | 26.13 | 23.25 | 260 | 29.50 | 20 | 1.38 |
ANSI B16.5 Class 150 Weld Neck Flanges Dimensions & Weight Chart
| ANSI B16.5 150 lb/sq.in. Flange WN-RF | |||||||||||
| ø | D | b | g | m | a | J* | h | k | Holes | l | Kg. |
| 1/2″ | 88,9 | 11,1 | 34,9 | 30,2 | 21,3 | 15,7 | 47,6 | 60,3 | 4 | 15,9 | 0,500 |
| 3/4″ | 98,4 | 12,7 | 42,9 | 38,1 | 26,7 | 20,8 | 52,4 | 69,8 | 4 | 15,9 | 0,700 |
| 1″ | 107,9 | 14,3 | 50,8 | 49,2 | 33,5 | 26,7 | 55,6 | 79,4 | 4 | 15,9 | 1,100 |
| 1 1/4″ | 117,5 | 15,9 | 63,5 | 58,8 | 42,2 | 35,1 | 57,1 | 88,9 | 4 | 15,9 | 1,500 |
| 1 1/2″ | 127,0 | 17,5 | 73,0 | 65,1 | 48,3 | 40,9 | 61,9 | 98,4 | 4 | 15,9 | 1,800 |
| 2″ | 152,4 | 19,0 | 92,1 | 77,8 | 60,3 | 52,6 | 63,5 | 120,6 | 4 | 19,0 | 2,700 |
| 2 1/2″ | 177,8 | 22,2 | 104,8 | 90,5 | 73,1 | 62,7 | 69,8 | 139,7 | 4 | 19,0 | 4,400 |
| 3″ | 190,5 | 23,8 | 127,0 | 107,9 | 88,9 | 78,0 | 69,8 | 152,4 | 4 | 19,0 | 5,200 |
| 3 1/2″ | 215,9 | 23,8 | 139,7 | 122,2 | 101,6 | 90,2 | 71,4 | 177,8 | 8 | 19,0 | 6,400 |
| 4″ | 228,6 | 23,8 | 157,2 | 134,9 | 114,3 | 102,4 | 76,2 | 190,5 | 8 | 19,0 | 7,500 |
| 5″ | 254,0 | 23,8 | 185,7 | 163,5 | 141,2 | 128,3 | 88,9 | 215,9 | 8 | 22,2 | 9,200 |
| 6″ | 279,4 | 25,4 | 215,9 | 192,1 | 168,4 | 154,2 | 88,9 | 241,3 | 8 | 22,2 | 11,000 |
| 8″ | 342,9 | 28,6 | 269,9 | 246,1 | 219,1 | 202,7 | 101,6 | 298,4 | 8 | 22,2 | 18,300 |
| 10″ | 406,4 | 30,2 | 323,8 | 304,8 | 273,0 | 254,5 | 101,6 | 361,9 | 12 | 25,4 | 25,000 |
| 12″ | 482,6 | 31,7 | 381,0 | 365,1 | 323,8 | 304,8 | 114,3 | 431,8 | 12 | 25,4 | 39,000 |
| 14″ | 533,4 | 34,9 | 412,7 | 400,0 | 355,6 | 336,5 | 127,0 | 476,2 | 12 | 28,6 | 51,000 |
| 16″ | 596,9 | 36,5 | 469,9 | 457,2 | 406,4 | 387,3 | 127,0 | 539,7 | 16 | 28,6 | 60,000 |
| 18″ | 635,0 | 39,7 | 533,4 | 504,8 | 457,2 | 438,1 | 139,7 | 577,8 | 16 | 31,7 | 71,000 |
| 20″ | 698,5 | 42,9 | 584,2 | 558,8 | 508,0 | 488,9 | 144,5 | 635,0 | 20 | 31,7 | 88,000 |
| 22″ | 749,3 | 46,0 | 641,2 | 609,6 | 558,8 | 539,7 | 149,2 | 692,1 | 20 | 34,9 | 102,000 |
| 24″ | 812,8 | 47,6 | 692,1 | 663,6 | 609,6 | 590,5 | 152,4 | 749,3 | 20 | 34,9 | 119,000 |
B16.5 Class 150 Welding Neck Flange Material
| Carbon Steel ANSI B16.5 Class 150 Weld Neck Flange | ASTM/ANSI A/SA105 A/SA105N & A/SA216-WCB, DIN 1.0402, DIN 1.0460, DIN 1.0619, Die Steel, ASTM A105 / ANSI SA105, A105N, ASTM A350 LF2 / ANSI SA350, High Yield CS ASTM A694 / A694 (F52 F56 F60 F65 F70 F80) |
| Stainless Steel ANSI B16.5 Class 150 Weld Neck Flange | ASTM/ANSI A/SA182 F304, F304L, F316, F316L, ASTM/ANSI A/SA351 CF8, CF3, CF8M, CF3M, DIN 1.4301, DIN 1.4306, DIN 1.4401, DIN 1.4404, DIN 1.4308, DIN 1.4408, DIN 1.4306, DIN 1.4409 |
| Alloy Steel ANSI B16.5 Class 150 Weld Neck Flange | ASTM A182 / ANSI SA182 F5, F9, F11, F12, F22, F91 |
| Titanium ANSI B16.5 Class 150 Weld Neck Flange | ASTM B381 / ANSI SB381, Titanium Gr. 1, Titanium Gr. 2, Titanium Gr. 4, Titanium Gr. 5, Titanium Gr. 7 ASTM R50250/GR.1 | R50400/GR.2 | R50550/GR.3 | R50700/GR.4 | GR.6 |R52400/GR.7 | R53400/GR.12 | R56320/GR.9 |R56400/GR.5 |
| Copper ANSI B16.5 Class 150 Weld Neck Flange | T1, T2, C10100, C10200, C10300, C10400, C10500, C10700, C10800, C10910,C10920, TP1, TP2, C10930, C11000, C11300, C11400, C11500, C11600, C12000,C12200, C12300, TU1, TU2, C12500, C14200, C14420, C14500, C14510, C14520, C14530, C17200, C19200, C21000, C23000, C26000, C27000, C27400, C28000, C33000, C33200, C37000, C44300, C44400, C44500, C60800, C63020, C68700, C70400, C70600, C70620, C71000, C71500, C71520, C71640, etc |
| Copper Nickel ANSI B16.5 Class 150 Weld Neck Flange | ASTM / ANSI SB 61 / 62 / 151 / 152, Copper Nickel 90/10 (C70600 ), Cupro Nickel 70/30 (C71500), UNS C71640 |
| Brass ANSI B16.5 Class 150 Weld Neck Flange | 3602 / 2604 / H59 / H62 / etc. |
| Inconel ANSI B16.5 Class 150 Weld Neck Flange | ASTM B564 / ANSI SB564, Inconel 600, 601, 625, 718, 783, 690, x750 ANSI B16.5 Class 150 Weld Neck Flange |
| Hastelloy ANSI B16.5 Class 150 Weld Neck Flange | ASTM B564 / ANSI SB564, Hastelloy C276 (UNS N10276), C22 (UNS N06022), C4, C2000, B2, B3, X Flanges |
| Monel ANSI B16.5 Class 150 Weld Neck Flange | ASTM B564 / ANSI SB564, Monel 400 (UNS No. N04400), Monel 500 (UNS No. N05500) |
| Alloy 20 ANSI B16.5 Class 150 Weld Neck Flange | ASTM B462 / ANSI SB462, Carpenter® 20 Alloy, Alloy 20Cb-3 |
| Aluminium ANSI B16.5 Class 150 Weld Neck Flange | 5052 /6061/ 6063 / 2017 / 7075 / etc. |
| Nickel ANSI B16.5 Class 150 Weld Neck Flange | ASTM B564 / ANSI SB564, Nickel 200, Nickel 201, Nickel 205, Nickel 205LC |
| Duplex ANSI B16.5 Class 150 Weld Neck Flange | S31803 / S32205 A182 Gr F51 / F52 / F53 / F54 / F55 / F57 / F59 / F60 / F61 |
| Super Duplex ANSI B16.5 Class 150 Weld Neck Flange | S32750 / S32760 A182 Gr F51 / F52 / F53 / F54 / F55 / F57 / F59 / F60 / F61 |
| Incoloy ANSI B16.5 Class 150 Weld Neck Flange | ASTM B564 / ANSI SB564, Incoloy 800, 800H, 800HT (UNS N08800), 825 (UNS N08825), 925 Flanges |
| 254 Smo ANSI B16.5 Class 150 Weld Neck Flange | ASTM A182 / ANSI SA182, SMO 254/6Mo, UNS S31254, DIN 1.4547 |
| Nimonic ANSI B16.5 Class 150 Weld Neck Flange | Nimonic 75, Nimonic 80A, Nimonic 90 |
| Other ANSI B16.5 Class 150 Weld Neck Flange material | Tin bronze, Aluminum bronze, Lead bronze |
Weight Chart of ANSI B16.5 Class 150 Weld Neck Flange
| ANSI B16.5 WELD NECK FLANGES WEIGHT (KGS) | ||||||||||||||||||
| Nom Pipe Size |
150# | 300# | 600# | 900# | 1500# | 2500# | ||||||||||||
| WN | S/O | B/K | WN | S/O | B/K | WN | S/O | B/K | WN | S/O | B/K | WN | S/O | B/K | WN | S/O | B/K | |
| 1/2” | 0.7 | 0.4 | 0.5 | 0.8 | 0.7 | 0.8 | 0.9 | 0.8 | 0.8 | 2.1 | 1.8 | 1.9 | 2.1 | 1.8 | 1.9 | 3.2 | 3 | 3 |
| 3/4” | 0.8 | 0.7 | 0.8 | 1.4 | 1.2 | 1.2 | 1.6 | 1.4 | 1.4 | 2.7 | 2.4 | 2.7 | 2.7 | 2.4 | 2.7 | 3.6 | 4 | 4.5 |
| 1” | 1.1 | 0.8 | 0.9 | 1.7 | 1.4 | 1.5 | 1.9 | 1.7 | 1.7 | 3.9 | 3.6 | 3.7 | 3.9 | 3.6 | 3.7 | 5.4 | 5 | 5 |
| 1.1/4” | 1.5 | 1.2 | 1.3 | 2.2 | 1.8 | 2 | 2.6 | 2.1 | 2.4 | 4.5 | 4.1 | 4.3 | 4.5 | 4.1 | 4.3 | 7.8 | 8 | 8 |
| 1.1/2” | 1.8 | 1.4 | 1.6 | 3.2 | 2.7 | 2.9 | 3.6 | 3.1 | 3.4 | 6.2 | 5.4 | 5.9 | 6.2 | 5.4 | 5.9 | 11.5 | 11 | 11 |
| 2” | 2.7 | 2.2 | 2.6 | 3.6 | 3.2 | 3.5 | 4.7 | 3.9 | 4.4 | 11.3 | 10.5 | 11.3 | 11.3 | 10.5 | 11.3 | 19 | 17 | 17 |
| 2.1/2” | 4.4 | 3.5 | 4.1 | 5.4 | 4.5 | 5.3 | 4.8 | 5.4 | 6.8 | 16.3 | 15.8 | 16 | 16.3 | 15.8 | 16 | 24 | 25 | 25 |
| 3” | 5.2 | 3.8 | 5.1 | 7.3 | 5.9 | 7.2 | 8.7 | 7.3 | 8.9 | 15 | 12.3 | 16.8 | 21 | 21.5 | 19.5 | 42.6 | 38 | 39 |
| 3-1/2” | 6.4 | 5 | 6.5 | 8.9 | 7.5 | 9.2 | 11.6 | 9 | 12.7 | – | – | – | – | – | – | – | – | – |
| 4” | 7.5 | 5.6 | 7.5 | 11.8 | 10 | 12.2 | 18.4 | 16.5 | 18.6 | 24 | 23.2 | 24.5 | 31.8 | 31 | 33 | 64 | 58 | 60 |
| 5” | 9.2 | 6.5 | 9.2 | 16 | 12.5 | 16 | 31 | 28.5 | 30.8 | 38.5 | 37.5 | 39.5 | 59 | 58.8 | 60 | 111 | 95 | 101 |
| 6” | 11.0 | 8.1 | 11.8 | 20.2 | 16.5 | 22 | 37 | 36.2 | 38 | 50 | 48.3 | 51.5 | 72 | 74 | 75 | 171 | 146 | 156 |
| 8” | 18.4 | 13 | 20.4 | 31.2 | 25.5 | 36 | 54.5 | 51.5 | 62.2 | 85 | 75 | 89 | 124 | 112 | 125 | 261 | 220 | 242 |
| 10” | 25.5 | 18.4 | 31 | 44.3 | 35 | 55 | 98.5 | 76.2 | 102 | 123 | 110 | 131 | 207 | 184 | 215 | 485 | 420 | 465 |
| 12” | 37 | 28.5 | 47 | 63.5 | 52 | 82.5 | 105 | 89.5 | 132 | 168 | 146 | 187 | 306 | 264 | 316 | 698 | 590 | 665 |
| 14” | 51 | 37.5 | 60 | 86 | 73 | 108 | 150 | 102 | 158 | 198 | 172 | 224 | 416 | – | – | – | – | – |
| 16” | 61.5 | 44.5 | 61 | 112 | 88 | 139 | 177 | 150 | 225 | 225 | 192 | 259 | 567 | – | – | – | – | – |
| 18” | 71.5 | 54 | 93 | 141 | 115 | 178 | 228 | 180 | 285 | 318 | 272 | 383 | 736 | – | – | – | – | – |
| 20” | 85 | 72 | 127 | 173 | 139 | 228 | 285 | 231 | 365 | 376 | 330 | 482 | 929 | – | – | – | – | – |
| 24” | 119 | 95 | 190 | 248 | 212 | 350 | 372 | 330 | 532 | 680 | 632 | 905 | 1504 | – | – | – | – | – |
ANSI B16.5 #150 Weld Neck Flange Schedule Chart
| WELDING NECK FLANGES BORES (in inchines) | ||||||||||||||
| Nom Pipe Size |
Outside Diam |
Sched 10 |
Sched 20 |
Sched 30 |
Std. Wall |
Sched 40 |
Sched 60 |
Extra Strong |
Sched 80 |
Sched 100 |
Sched 120 |
Sched 140 |
Sched 160 |
Double Extra Strong |
| 1/2” | 0.840 | 0.674 | – | – | 0.622 | 0.622 | – | 0.546 | 0.546 | – | – | – | 0.464 | 0.252 |
| 3/4” | 1.050 | 0.884 | – | – | 0.824 | 0.824 | – | 0.742 | 0.742 | – | – | – | 0.612 | 0.434 |
| 1” | 1.315 | 1.097 | – | – | 1.049 | 1.049 | – | 0.957 | 0.957 | – | – | – | 0.815 | 0.599 |
| 1.1/4” | 1.660 | 1.442 | – | – | 1.380 | 1.380 | – | 1.278 | 1.278 | – | – | – | 1.160 | 0.896 |
| 1.1/2” | 1.900 | 1.682 | – | – | 1.610 | 1.610 | – | 1.500 | 1.500 | – | – | – | 1.338 | 1.100 |
| 2” | 2.375 | 2.157 | – | – | 2.067 | 2.067 | – | 1.939 | 1.939 | – | – | – | 1.687 | 1.503 |
| 2.1/2” | 2.875 | 2.635 | – | – | 2.469 | 2.469 | – | 2.323 | 2.323 | – | – | – | 2.125 | 1.771 |
| 3” | 3.500 | 3.260 | – | – | 3.068 | 3.068 | – | 2.900 | 2.900 | – | – | – | 2.624 | 2.300 |
| 3-1/2” | 4.000 | 3.760 | – | – | 3.548 | 3.548 | – | 3.364 | 3.364 | – | – | – | – | 2.728 |
| 4” | 4.500 | 4.260 | – | – | 4.026 | 4.026 | – | 3.826 | 3.826 | – | 3.624 | – | 3.438 | 3.152 |
| 5” | 5.563 | 5.295 | – | – | 5.047 | 5.047 | – | 4.813 | 4.813 | – | 4.563 | – | 4.313 | 4.063 |
| 6” | 6.625 | 6.357 | – | – | 6.065 | 6.065 | – | 5.761 | 5.761 | – | 5.501 | – | 5.187 | 4.897 |
| 8” | 8.625 | 8.329 | 8.125 | 8.071 | 7.981 | 7.981 | 7.813 | 7.625 | 7.625 | 7.437 | 7.187 | 7.001 | 6.813 | 6.875 |
| 10” | 10.750 | 10.420 | 10.250 | 10.136 | 10.020 | 10.020 | 9.750 | 9.750 | 9.562 | 9.312 | 9.062 | 8.750 | 8.500 | 8.750 |
| 12” | 12.750 | 12.390 | 12.250 | 12.090 | 12.000 | 11.938 | 11.626 | 11.750 | 11.374 | 11.062 | 10.750 | 10.500 | 10.126 | 10.750 |
| 14” | 14.000 | 13.500 | 13.376 | 13.250 | 13.250 | 13.124 | 12.812 | 13.000 | 12.500 | 12.124 | 11.814 | 11.500 | 11.188 | – |
| 16” | 16.000 | 15.500 | 15.376 | 15.250 | 15.250 | 15.000 | 14.688 | 15.000 | 14.312 | 13.938 | 13.564 | 13.124 | 12.812 | – |
| 18” | 18.000 | 17.500 | 17.376 | 17.124 | 17.250 | 16.876 | 16.500 | 17.000 | 16.124 | 15.688 | 15.250 | 14.876 | 14.438 | – |
| 20” | 20.000 | 19.500 | 19.250 | 19.000 | 19.250 | 18.812 | 18.376 | 19.000 | 17.938 | 17.438 | 17.000 | 16.500 | 16.062 | – |
| 24” | 24.000 | 23.500 | 23.250 | 22.876 | 23.250 | 22.624 | 22.062 | 23.000 | 21.562 | 20.938 | 20.376 | 19.876 | 19.312 | – |
| 30” | 30.000 | 29.376 | 29.000 | 28.750 | 29.250 | – | – | 29.000 | – | – | – | – | – | – |
| 36” | 36.000 | 35.376 | 35.000 | 34.750 | 35.250 | 34.500 | – | 35.000 | – | – | – | – | – | – |
| 42” | 42.000 | – | – | – | 41.250 | – | – | 41.000 | – | – | – | – | – | – |
Dimension Tolerance Class 150 Welding Neck Flanges
| Outside Diameter ≤ 24 = 1.6 mm | > 24 = ± 3.2 mm |
Inside Diameter not applicable |
| Diameter of Contact Face 1.6 mm Raised Face = ± 0.8 mm 6.35 mm Raised Face, Tongue & Groove / Male-Female = ± 0.4 mm |
Outside Diameter of Hub ≤ 12 = + 2.4 mm / – 1.6 mm | ≥ 14 = ± 3.2 mm |
| Diameter of Counterbore not applicable |
Drilling Bolt Circle = 1.6 mm | Bolt Hole Spacing = ± 0.8 mm Eccentricity of Bolt Circle with Respect to Facing ≤ 2½ = 0.8 mm max. | ≥ 3 = 1.6 mm max. |
| Thickness ≤ 18 = + 3.2 mm / – 0 | ≥ 20 = + 4.8 mm / – 0 |
Length thru Hub ≤ 18 = + 3.2 mm / – 0.8 mm | ≥ 20 = + 4.8 mm / – 1.6 mm |
Types of ANSI B16.5 Alloy Steel Class 150 Weld Neck Flanges We Supply
| BS4504 Weld Neck Flange | BS3293 Weld Neck Flange |
| BS1560 Weld Neck Flange | ANSI B16.5 Class 150 Weld Neck Flange Pn10 |
| ANSI B16.5 Class 150 Weld Neck Flange Din 2633 | ANSI B16.5 Class 150 Weld Neck Flange Din 2576 |
| ANSI B16.5 Class 150 Weld Neck Flange CF3M | Din 2628 300# Weld Neck Flange |
| EN1092-1 WNRF Flanges | ANSI B16.5, SCH 40 WNRF Flanges |