ANSI B16.5 Class 2500 Blind Flanges
India’s Leading ANSI B16.5 Alloy Steel Class 2500 Blind Flanges Supplier in india, BLRF Class 2500 Flanges DN65 at Low Price, Buy Stainless Steel ANSI B16.5 Class 2500 Blind Flange, Class 2500 BS1560 Blind Flanges Manufacturer & Supplier in India.
Kanak Steel & Engg Co. is a prominent stockist and supplier of ANSI B16.5 Class 2500 Blind Flanges, which are identified for its first rate resistance to temperature and pressure.
It has first rate hovering temperature efficiency, and has extraordinary corrosion resistance in an intensive collection of corrosive media. It is a super-alloy that holds advanced efficiency traits and resistance to excessive temperatures. Stainless Steel ANSI B16.5 Class 2500 Blind Flanges is corrosion, oxidation-resistant, nonmagnetic and nickel-primarily based totally alloy which are utilized in aerospace, marine engineering and chemical processing. Soaring-pace methods inclusive of milling, turning or grinding, are accomplished in such flanges the use of water-primarily based totally coolants.
It is an edifice alloy for warmth deal with furnace additives and furniture inclusive of muffles, flame shields, and annealing tubes. The notable characteristic of such Carbon Steel ANSI B16.5 Class 2500 Blind Flanges is its resistance to hovering-temperature oxidation and so it remembers its ductility after prolonged provider exposure. It is nicely suggests notable warmth resistance, and has extraordinary resistance to stress-corrosion chloride-ion cracking. It has prolonged been used within the warmth dealing with enterprise for a variety of the same functions. It is utilized in a number corrosion resisting makes use of and has extraordinary mechanical traits. Configuration of such flanges gives an advanced stage of corrosion resistance and strength, and so it has a rock-difficult answer configuration that isn’t hardenable via way of warmth conduct.
It gives extraordinary resistance to oxidation and carburization at temperatures until 1200 Degree C by amazing strength. The excessive chromium and nickel of such Super Duplex Steel ANSI B16.5 Class 2500 Blind Flanges provide first rate resistance to carburization and oxidation. It has first rate efficiency at hovering temperatures and extraordinary resistance to oxidizing and carburizing environments. However, molybdenum and copper in such flanges are delivered to elevate its resistance to corrosive media. It has notable resistance to fashionable corrosion, crevice corrosion, stress-corrosion cracking and pitting in a variety of aqueous atmospheres comprising the ones containing chlorides and sulfides. It merges the hovering efficiency of a precipitation-hardenable alloy by the extraordinary corrosion resistance.
Largest Manufacturer & Supplier of ANSI B16.5 Class 2500 Pn40 Blind Flange Standards, DIN 2573 Blind Flange 2500LB Supplier, 2500LB EN1092-1 Blind Flange Supplier, ANSI B16.5 Class 2500 Blind Flanges in Mumbai, India.
Specification Of ANSI B16.5 Class 2500 Blind Flange
| ANSI B16.5 Class 2500 Blind 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 2500 Blind Flange Pressure Rating ANSI | Class 2500 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS |
| ANSI B16.5 ANSI B16.5 Class 2500 Blind Flange Size Chart | 1/2″ (15 NB) to 48″ (1200 NB) DN10~DN5000 |
| ANSI B16.5 Class 2500 Blind 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 2500 Blind 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 2500 Blind 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 2500 Blind Flange Uses & application |
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| 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 Class 2500 Blind 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 | 5.25 | 1.19 | 1.38 | 2.88 | 0.84 | 1.69 | Specified by purchaser | 7 | 3.50 | 4 | 0.88 |
| 3/4 | 5.50 | 1.25 | 1.69 | 3.13 | 1.05 | 2.00 | Specified by purchaser | 8 | 3.75 | 4 | 0.88 |
| 1 | 6.25 | 1.38 | 2.00 | 3.50 | 1.32 | 2.25 | Specified by purchaser | 12 | 4.25 | 4 | 1.00 |
| 1 1/4 | 7.25 | 1.50 | 2.50 | 3.75 | 1.66 | 2.88 | Specified by purchaser | 17 | 5.13 | 4 | 1.13 |
| 1 1/2 | 8.00 | 1.75 | 2.88 | 4.38 | 1.90 | 3.13 | Specified by purchaser | 25 | 5.75 | 4 | 1.25 |
| 2 | 9.25 | 2.00 | 3.63 | 5.00 | 2.38 | 3.75 | Specified by purchaser | 42 | 6.75 | 8 | 1.13 |
| 2 1/2 | 10.50 | 2.25 | 4.13 | 5.63 | 2.88 | 4.50 | Specified by purchaser | 52 | 7.75 | 8 | 1.25 |
| 3 | 12.00 | 2.63 | 5.00 | 6.63 | 3.50 | 5.25 | Specified by purchaser | 94 | 9.00 | 8 | 1.38 |
| 4 | 14.00 | 3.00 | 6.19 | 7.50 | 4.50 | 6.50 | Specified by purchaser | 145 | 10.75 | 8 | 1.63 |
| 5 | 16.50 | 3.63 | 7.31 | 9.00 | 5.56 | 8.00 | Specified by purchaser | 245 | 12.75 | 8 | 1.88 |
| 6 | 19.00 | 4.25 | 8.50 | 10.75 | 6.63 | 9.25 | Specified by purchaser | 380 | 14.50 | 8 | 2.13 |
| 8 | 21.75 | 5.00 | 10.63 | 12.50 | 8.63 | 12.00 | Specified by purchaser | 580 | 17.25 | 12 | 2.13 |
| 10 | 26.50 | 6.50 | 12.75 | 16.50 | 10.75 | 14.75 | Specified by purchaser | 1075 | 21.25 | 12 | 2.63 |
| 12 | 30.00 | 7.25 | 15.00 | 18.25 | 12.75 | 17.38 | Specified by purchaser | 1525 | 24.38 | 12 | 2.88 |
ANSI B16.5 Class 2500 Blind Flanges Dimensions & Weight Chart
| Pipe Normal | O.D. | Thk. Of | Diameter | Diam. | Diam. of | Number | Diam. of | Approx. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| Diam. | Flange | Flange | of Raised | of Bolt | Bolt | of Bolts | Bolts | Weight per | ||
| Min | Face | Circle | Holes | Piece | ||||||
| (inch) | ||||||||||
| inch | dn | D | B | G | K | L | n | KG | LB | |
| 1/2″ | 15 | 133.4 | 30.2 | 35.1 | 88.9 | 22.4 | 4 | 3/4″ | 3 | 7 |
| 3/4″ | 20 | 139.7 | 31.8 | 42.9 | 95.3 | 22.4 | 4 | 3/4″ | 4.5 | 10 |
| 1″ | 25 | 158.8 | 35.1 | 50.8 | 108 | 25.4 | 4 | 7/8″ | 5 | 12 |
| 1-1/4″ | 32 | 184.2 | 38.1 | 63.5 | 130 | 28.4 | 4 | 1″ | 8 | 18 |
| 1-1/2″ | 40 | 203.2 | 44.5 | 73.2 | 146.1 | 31.8 | 4 | 1 1/8″ | 11 | 25 |
| 2″ | 50 | 235 | 50.8 | 91.9 | 171.5 | 28.4 | 8 | 1″ | 17 | 38 |
| 2-1/2″ | 65 | 266.7 | 57.2 | 104.6 | 196.9 | 31.8 | 8 | 1 1/8″ | 25 | 55 |
| 3″ | 80 | 304.8 | 66.5 | 127 | 228.6 | 35.1 | 8 | 1 1/4″ | 39 | 86 |
| 4″ | 100 | 355.6 | 76.2 | 157.2 | 273.1 | 41.1 | 8 | 1 1/2″ | 60 | 133 |
| 5″ | 125 | 419.1 | 91.9 | 185.7 | 323.9 | 47.8 | 8 | 1 3/4″ | 101 | 223 |
| 6″ | 150 | 482.6 | 108 | 215.9 | 368.3 | 53.8 | 8 | 2″ | 156 | 345 |
| 8″ | 200 | 552.5 | 127 | 269.7 | 438.2 | 53.8 | 12 | 2″ | 242 | 533 |
| 10″ | 250 | 673.1 | 165.1 | 323.9 | 539.8 | 66.5 | 12 | 2 1/2″ | 465 | 1023 |
| 12″ | 300 | 762 | 184.2 | 381 | 619.3 | 73.2 | 12 | 2 3/4″ | 665 | 1463 |
B16.5 Class 2500 Blind Flange Material
| Carbon Steel ANSI B16.5 Class 2500 Blind 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 2500 Blind 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 2500 Blind Flange | ASTM A182 / ANSI SA182 F5, F9, F11, F12, F22, F91 |
| Titanium ANSI B16.5 Class 2500 Blind 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 2500 Blind 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 2500 Blind 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 2500 Blind Flange | 3602 / 2604 / H59 / H62 / etc. |
| Inconel ANSI B16.5 Class 2500 Blind Flange | ASTM B564 / ANSI SB564, Inconel 600, 601, 625, 718, 783, 690, x750 ANSI B16.5 Class 2500 Blind Flange |
| Hastelloy ANSI B16.5 Class 2500 Blind Flange | ASTM B564 / ANSI SB564, Hastelloy C276 (UNS N10276), C22 (UNS N06022), C4, C2000, B2, B3, X Flanges |
| Monel ANSI B16.5 Class 2500 Blind Flange | ASTM B564 / ANSI SB564, Monel 400 (UNS No. N04400), Monel 500 (UNS No. N05500) |
| Alloy 20 ANSI B16.5 Class 2500 Blind Flange | ASTM B462 / ANSI SB462, Carpenter® 20 Alloy, Alloy 20Cb-3 |
| Aluminium ANSI B16.5 Class 2500 Blind Flange | 5052 /6061/ 6063 / 2017 / 7075 / etc. |
| Nickel ANSI B16.5 Class 2500 Blind Flange | ASTM B564 / ANSI SB564, Nickel 200, Nickel 201, Nickel 205, Nickel 205LC |
| Duplex ANSI B16.5 Class 2500 Blind Flange | S31803 / S32205 A182 Gr F51 / F52 / F53 / F54 / F55 / F57 / F59 / F60 / F61 |
| Super Duplex ANSI B16.5 Class 2500 Blind Flange | S32750 / S32760 A182 Gr F51 / F52 / F53 / F54 / F55 / F57 / F59 / F60 / F61 |
| Incoloy ANSI B16.5 Class 2500 Blind Flange | ASTM B564 / ANSI SB564, Incoloy 800, 800H, 800HT (UNS N08800), 825 (UNS N08825), 925 Flanges |
| 254 Smo ANSI B16.5 Class 2500 Blind Flange | ASTM A182 / ANSI SA182, SMO 254/6Mo, UNS S31254, DIN 1.4547 |
| Nimonic ANSI B16.5 Class 2500 Blind Flange | Nimonic 75, Nimonic 80A, Nimonic 90 |
| Other ANSI B16.5 Class 2500 Blind Flange material | Tin bronze, Aluminum bronze, Lead bronze |
ANSI B16.5 #2500 Blind Flange Pressure Ratings
| Pressure-Temperature Ratings for ASTM Group 2-1.1 Materials Working pressure by Classes, BAR |
|||||||
| Temp -29 °C |
150 | 300 | 400 | 600 | 900 | 1500 | 2500 |
| 38 | 19.6 | 51.1 | 68.1 | 102.1 | 153.2 | 255.3 | 425.5 |
| 50 | 19.2 | 50.1 | 66.8 | 100.2 | 150.4 | 250.6 | 417.7 |
| 100 | 17.7 | 46.6 | 62.1 | 93.2 | 139.8 | 233 | 388.3 |
| 150 | 15.8 | 45.1 | 60.1 | 90.2 | 135.2 | 225.4 | 375.6 |
| 200 | 13.8 | 43.8 | 58.4 | 87.6 | 131.4 | 219 | 365 |
| 250 | 12.1 | 41.9 | 55.9 | 83.9 | 125.8 | 209.7 | 349.5 |
| 300 | 10.2 | 39.8 | 53.1 | 79.6 | 119.5 | 199.1 | 331.8 |
| 325 | 9.3 | 38.7 | 51.6 | 77.4 | 116.1 | 193.6 | 322.6 |
| 350 | 8.4 | 37.6 | 50.1 | 75.1 | 112.7 | 187.8 | 313 |
| 375 | 7.4 | 36.4 | 48.5 | 72.7 | 109.1 | 181.8 | 303.1 |
| 400 | 6.5 | 34.7 | 46.3 | 69.4 | 104.2 | 173.6 | 289.3 |
| 425 | 5.5 | 28.8 | 38.4 | 57.5 | 86.3 | 143.8 | 239.7 |
| 450 | 4.6 | 23 | 30.7 | 46 | 69 | 115 | 191.7 |
| 475 | 3.7 | 17.4 | 23.2 | 34.9 | 52.3 | 87.2 | 145.3 |
| 500 | 2.8 | 11.8 | 15.7 | 23.5 | 35.3 | 58.8 | 97.9 |
| 538 | 1.4 | 5.9 | 7.9 | 11.8 | 17.7 | 29.5 | 49.2 |
| Temp °C |
150 | 300 | 400 | 600 | 900 | 1500 | 2500 |
| Pressure-Temperature Ratings for ASTM Group 2-2.3 Materials Working pressure by Classes, BAR |
|||||||
| Temp -29 °C |
150 | 300 | 400 | 600 | 900 | 1500 | 2500 |
| 38 | 15.9 | 41.4 | 55.2 | 82.7 | 124.1 | 206.8 | 344.7 |
| 50 | 15.3 | 40 | 53.4 | 80 | 120.1 | 200.1 | 333.5 |
| 100 | 13.3 | 34.8 | 46.4 | 69.6 | 104.4 | 173.9 | 289.9 |
| 150 | 12 | 31.4 | 41.9 | 62.8 | 94.2 | 157 | 261.6 |
| 200 | 11.2 | 29.2 | 38.9 | 58.3 | 87.5 | 145.8 | 243 |
| 250 | 10.5 | 27.5 | 36.6 | 54.9 | 82.4 | 137.3 | 228.9 |
| 300 | 10 | 26.1 | 34.8 | 52.1 | 78.2 | 130.3 | 217.2 |
| 325 | 9.3 | 25.5 | 34 | 51 | 76.4 | 127.4 | 212.3 |
| 350 | 8.4 | 25.1 | 33.4 | 50.1 | 75.2 | 125.4 | 208.9 |
| 375 | 7.4 | 24.8 | 33 | 49.5 | 74.3 | 123.8 | 206.3 |
| 400 | 6.5 | 24.3 | 32.4 | 48.6 | 72.9 | 121.5 | 202.5 |
| 425 | 5.5 | 23.9 | 31.8 | 47.7 | 71.6 | 119.3 | 198.8 |
| 450 | 4.6 | 23.4 | 31.2 | 46.8 | 70.2 | 117.1 | 195.1 |
| Temp °C |
150 | 300 | 400 | 600 | 900 | 1500 | 2500 |
ANSI B16.5 #2500 Blind Flange Schedule Chart
| BLRF 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 2500 Blind Flanges
| Certificate | Plate Thickness in mm | Width in mm | Length in mm | |
|---|---|---|---|---|
| Outside Diameter | When O is 24″ or less. When O is over 24″. |
±0.06″ ±0.12″ | ±1.6 mm | ±3.2 mm |
| Diameter of Contact Face | 0.06″ (1.6 mm) raised face. 0.25″ (6.4 mm) raised face. |
±0.03″ ±0.02″ | ±0.8 mm | ±0.5mm |
| Diameter of Hub at Point of Welding | NPS 5 and smaller. NPS 6 and larger. |
+0.09″, -0.03″ +0.16″, -0.03″ | +2.4 mm, -0.8mm | +4.0 mm, -0.8 mm |
| Inside Diameter | NPS 10, 12, 18, 20 and larger. | +0.03″ +0.06″ +0.12″, -0.06″ | +0.8 mm +1.6 mm | +3.2 mm, -1.6 mm |
| Diameter of Hub at Base | Hub Base is 24″or less. Hub Base is over 24″. |
+0.06″ +0.12″ | +1.6 mm | +3.2 mm |
| Thickness | NPS 18 and smaller. NPS 20 and larger. |
+0.12″ +0.19″ | +3.2 mm | +4.8 mm |
| Drilling and Facings | Bolt circle diameter Bolt Hole Spacing | ±0.06″ ±0.03″ | ±1.6 mm | ±0.8 mm |
| Eccentricity of Bolt Circle and Facing | NPS 2 1/2 and smaller. NPS 3 and larger. |
±0.03″ ±0.06″ | ±0.8 mm | ±1.6 mm |
| Length Through Hub | NPS 10 and smaller. NPS 12 and larger. |
±0.06″ ±0.12″ | ±1.6 mm | ±3.2 mm |
Types of ANSI B16.5 Alloy Steel Class 2500 Blind Flanges We Supply
| BS4504 Blind Class 2500 Flange | BS3293 Blind #2500 Flange |
| ANSI B16.5 Class 2500 Blind Flange Pn40 | ANSI B16.5 Class 2500 Blind Flange Pn 160 |
| ANSI B16.5 Class 2500 Blind Flange Din 2527 | ANSI B16.5 Class 2500 Blind Flange Din En 1092-1 Supplier |
| ANSI B16.5 Class 2500 Blind Flange Din 2633 | ANSI B16.5 Class 2500 Blind Flange Din 2576 |
| Class 2500 Blind Flanges Din 2629 Supplier | ANSI B16.5 Class 2500 BS4504 PN16 BLRF Flanges |
| EN1092-1 ANSI B16.5 Class 2500 BLRF Flanges | ANSI B16.5, SCH 40 #2500 BLRF Flanges |