How often do Inconel Flanges coatings need to be reapplied?
The coatings on Inconel flanges typically have a long lifespan and the frequency of reapplication depends on various factors like environmental conditions operating temperature & the type of coating used. Generally high quality coatings can provide excellent corrosion resistance for an extended period.
Regular inspections should be conducted to assess the condition of the coating and determine if reapplication is necessary. Factors like exposure to chemicals, harsh weather conditions, or abrasive substances may accelerate the degradation of the coating, requiring more frequent reapplication to maintain the protective properties of the flanges. We are leading inconel flange manufacturer.
| ASME | Sizes | Types |
|---|---|---|
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| Pressure Rating | DIN Pressure | Origin |
| Class 150 to Class 2500 | PN 6 to PN64 | Indian / Japan / USA / Korean |
| Coating | Face Types | Material |
|
|
Inconel |
| Product | Price |
| BLIND FLANGE 2 150# RF 150RF ASME B16.5 - INCONEL 600 | US $ 223.63 Per kg |
| INCONEL 625 FLANGES 113/16API 10000 # RTJ | US $ 537.43 Per kg |
Inconel Forged Flange
Inconel Alloy Slip on Flange
ASTM B564 Inconel Blind Flange
ASME SB564 Inconel Weld Neck Flanges
ASTM B564 Inconel Plate Flange
Inconel Lap Joint Flange
Inconel Alloy Threaded Flange
ASME SB564 Inconel Ring and Spacer
Inconel Spectacle Blind Flange
Inconel Alloy Long weld neck flange
ASME SB564 Inconel Reducing Flange
ASTM B564 Inconel Socket Weld Flange
ASME SB564 Inconel Ring Joint Flanges
Inconel Raised Face Flange
ASTM B564 Inconel Flat Face Flanges
Class 150 Inconel Alloy flanges
Class 300 Inconel flange
Class 600 Inconel Alloy pipe flanges
Class 900 ASTM B564 Inconel flanges
Class 1500 ASME SB564 Inconel plate flange
Class 2500 Inconel flanges
| Nominal Size | Outside Diameter (OD) | Bore Diameter (B) | No. of Bolt Holes | Bolt Hole Diam. | Bolt Circle (BC) | Thickness (T) | Hub Length (L) | Hub Diam. (H) | Lap Radius ( R ) | Approx. Weight (lbs) |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 4.25 | 1.38 | 4 | 0.625 | 3.13 | 0.563 | 0.688 | 1.938 | 0.13 | 2 |
| 1 1/4 | 4.68 | 1.72 | 4 | 0.625 | 3.50 | 0.625 | 0.813 | 2.312 | 0.19 | 3 |
| 1 1/2 | 5.00 | 1.97 | 4 | 0.625 | 3.88 | 0.688 | 0.875 | 2.563 | 0.25 | 3 |
| 2 | 6.00 | 2.46 | 4 | 0.750 | 4.75 | 0.750 | 1.000 | 3.063 | 0.31 | 5 |
| 2 1/2 | 7.00 | 2.97 | 4 | 0.750 | 5.50 | 0.875 | 1.125 | 3.563 | 0.31 | 7 |
| 3 | 7.50 | 3.60 | 4 | 0.750 | 6.00 | 0.938 | 1.188 | 4.250 | 0.38 | 8 |
| 3 1/2 | 8.50 | 4.10 | 8 | 0.750 | 7.00 | 0.938 | 1.250 | 4.812 | 0.38 | 11 |
| 4 | 9.00 | 4.60 | 8 | 0.750 | 7.50 | 0.938 | 1.312 | 5.312 | 0.44 | 13 |
| 5 | 10.00 | 5.69 | 8 | 0.875 | 8.50 | 0.938 | 1.438 | 6.438 | 0.44 | 15 |
| 6 | 11.00 | 6.75 | 8 | 0.875 | 9.50 | 1.000 | 1.562 | 7.562 | 0.50 | 18 |
| 8 | 13.50 | 8.75 | 8 | 0.875 | 11.75 | 1.125 | 1.750 | 9.688 | 0.50 | 30 |
| 10 | 16.00 | 10.92 | 12 | 1.000 | 14.25 | 1.188 | 1.938 | 12.000 | 0.50 | 42 |
| 12 | 19.00 | 12.92 | 12 | 1.000 | 17.00 | 1.250 | 2.188 | 14.375 | 0.50 | 64 |
| 14 | 21.00 | 14.19 | 12 | 1.125 | 18.75 | 1.375 | 2.250 | 15.750 | 0.50 | 90 |
| 16 | 23.50 | 16.19 | 16 | 1.125 | 21.25 | 1.438 | 2.500 | 18.000 | 0.50 | 98 |
| 18 | 25.00 | 18.20 | 16 | 1.250 | 22.75 | 1.562 | 2.688 | 19.875 | 0.50 | 125 |
| 20 | 27.50 | 20.25 | 20 | 1.250 | 25.00 | 1.688 | 2.875 | 22.000 | 0.50 | 160 |
| 24 | 32.00 | 24.25 | 20 | 1.375 | 29.50 | 1.875 | 3.250 | 26.125 | 0.50 | 212 |
| 30** | 38.75 | 30.25 | 28 | 1.375 | 36.00 | 2.125 | 3.500 | 32.750 | 0.50 | 305 |
| 36** | 46.00 | 36.25 | 32 | 1.625 | 42.75 | 2.375 | 3.750 | 39.250 | 0.50 | 440 |
| Grade | C | Mn | Si | S | Cu | Fe | Ni | Cr |
|---|---|---|---|---|---|---|---|---|
| Inconel 600 | 0.15 max | 1.00 max | 0.50 max | 0.015max | 0.50 max | 6.00 – 10.00 | 72.00 min | 14.00 – 17.00 |
| Inconel 601 | 0.10 max | 1 max | 0.50 max | 0.15 min | 1 max | balance | 58.0-63.0 | 21.0–25.0 |
| Inconel 625 | 0.10 max | 0.50 max | 0.50 max | 0.015 max | 5.0 max | 58.0 min | 20.0 - 23.0 |
| Grade | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
|---|---|---|---|---|---|
| Inconel 600 | 8.47 g/cm3 | 1413 °C (2580 °F) | Psi – 95,000 , MPa – 655 | Psi – 45,000 , MPa – 310 | 40 % |
| Inconel 601 | 8.1 g/cm3 | 1411 °C (2571 °F) | Psi – 80,000 , MPa – 550 | Psi – 30,000 , MPa – 205 | 30 % |
| Inconel 625 | 8.4 g/cm3 | 1350 °C (2460 °F) | Psi – 1,35,000 , MPa – 930 | Psi – 75,000 , MPa – 517 | 42.5 % |
| Grade | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
|---|---|---|---|---|---|---|---|
| Inconel 600 | 2.4816 | N06600 | NCF 600 | NA 13 | МНЖМц 28-2,5-1,5 | NC15FE11M | NiCr15Fe |
| Inconel 601 | 2.4851 | N06601 | NCF 601 | NA 49 | XH60BT | NC23FeA | NiCr23Fe |
| Inconel 625 | 2.4856 | N06625 | NCF 625 | NA 21 | ХН75МБТЮ | NC22DNB4M | NiCr22Mo9Nb |
| Temperature °F *A | Temperature °C *A | Max. Allowable Stress, MPa | Max. Allowable Stress, ksi |
|---|---|---|---|
| -20-100 | -30-40 | 177 | 25.7 |
| 200 | 85 | 177 | 25.7 |
| 300 | 100 | 177 | 25.3 |
| 400 | 125 | 177 | 24.5 |
| 500 | 150 | 174 | 23.8 |
| 600 | 200 | 169 | 23.2 |
| 650 | 250 | 165 | 22.8 |
| 700 | 300 | 161 | 22.4 |
| 750 | 325 | 159 | 21.9 |
| 800 | 350 | 156 | 21.4 |
| 850 | 375 | 154 | 20.8 |
| 900 | 400 | 151 | 20.1 |
| 950 | 425 | 148 | 19.2 |
| 1000 | 450 | 144 | 18.3 |
| 1050 | 475 | 140 | 15.7*B |
| 1100 | 500 | 135 | 12.0*B |
| 1150 | 525 | 129 | 19.2*B |
| 1200 | 550 | 123 | 18.3*B |
| - | 575 | 99.5*B | - |
| - | 600 | 77.0*B | - |
| - | 625 | 56.5*B | - |
| - | 650*C | 38.3*B | - |
| Temperature °F | Class 150 | Class 2500 | Class 600 | Class 300 | Class 900 | Class 400 | Class 1500 |
| -20 to 100 | 275 | 6000 | 1440 | 720 | 2160 | 960 | 3600 |
| 300 | 205 | 4500 | 1080 | 540 | 1620 | 720 | 2700 |
| 200 | 230 | 5000 | 1200 | 600 | 1800 | 800 | 3000 |
| 400 | 190 | 4140 | 995 | 495 | 1490 | 660 | 2485 |
| 600 | 140 | 3640 | 875 | 435 | 1310 | 580 | 2185 |
| 650 | 125 | 3580 | 860 | 430 | 1290 | 575 | 2150 |
| 500 | 170 | 3880 | 930 | 465 | 1395 | 620 | 2330 |
| 700 | 110 | 3540 | 850 | 425 | 1275 | 565 | 2125 |
| 750 | 95 | 3460 | 830 | 415 | 1245 | 555 | 2075 |
| 850 | 65 | 3300 | 790 | 395 | 1190 | 530 | 1980 |
| 800 | 80 | 3360 | 805 | 405 | 1210 | 540 | 2015 |
| 900 | 50 | 3240 | 780 | 390 | 1165 | 520 | 1945 |
| 950 | 35 | 3180 | 765 | 380 | 1145 | 510 | 1910 |
| 1000 | 20 | 2675 | 640 | 320 | 965 | 430 | 1605 |
| 1100 | 20 | 2145 | 515 | 255 | 770 | 345 | 1285 |
| 1150 | 20 | 1655 | 400 | 200 | 595 | 265 | 995 |
| 1050 | 20 | 2570 | 615 | 310 | 925 | 410 | 1545 |
| 1200 | 20 | 1285 | 310 | 155 | 465 | 205 | 770 |
| 1250 | 20 | 945 | 225 | 115 | 340 | 150 | 565 |
| 1300 | 20 | 715 | 170 | 85 | 255 | 115 | 430 |
| 1400 | 20 | 400 | 95 | 50 | 145 | 65 | 240 |
| 1350 | 20 | 515 | 125 | 60 | 185 | 80 | 310 |
| 1450 | 15 | 285 | 70 | 35 | 105 | 45 | 170 |
| 1500 | 10 | 230 | 55 | 25 | 80 | 35 | 135 |
What are some common quality control measures used during Inconel Alloy Weld Neck Flange manufacturing, and why are they important?
Quality control measures play a crucial role in the manufacturing of Inconel alloy weld neck flanges to ensure their integrity and performance. These measures include dimensional checks, material testing, visual inspections, and non-destructive testing techniques like ultrasonic testing or radiography.
These measures help identify any deviations or defects in the flange, such as dimensional inaccuracies, surface imperfections, or internal discontinuities. By implementing rigorous quality control, manufacturers can ensure that Inconel alloy weld neck flanges meet the required standards, providing reliable and durable connections in various applications.
What are the different types of corrosion that can occur on Inconel Blind Flanges, and how do they impact the integrity of the flange?
Inconel blind flanges are susceptible to different types of corrosion, including general corrosion, pitting corrosion, and crevice corrosion. General corrosion occurs uniformly across the flange surface and can gradually weaken its structural integrity. Pitting corrosion leads to localized pits or holes on the flange surface, which can be deeper and more detrimental.
Crevice corrosion occurs in narrow gaps or crevices, such as the flange joint, and can cause severe damage if not addressed. It is crucial to choose the appropriate Inconel alloy and implement proper corrosion prevention strategies to mitigate the effects of corrosion on blind flanges.
What are the key design considerations when selecting a Inconel Slip On Flanges connection?
When selecting Inconel slip-on flanges, several design considerations come into play. These include the required pressure rating, temperature range, pipe size compatibility, and the type of sealing required. Slip-on flanges provide easy installation and alignment making them suitable for applications where frequent disassembly is necessary.
They are commonly used for low pressure applications. However it is essential to ensure that the slip-on flange design meets the specific requirements of the system considering factors such as bolt spacing, gasket type and joint integrity to ensure a reliable and leak-free connection.
What is the difference between a ANSI B16.5 Inconel threaded flange and a socket weld flange?
ANSI B16.5 Inconel threaded flanges and socket weld flanges are two different types of flanges used for pipe connections. Threaded flanges have internal threads that allow them to be screwed onto external threads of pipes or fittings. Socket weld flanges, on the other hand, have a socket or recess into which the pipe end is inserted and then welded for a secure joint.
The choice between threaded flanges and socket weld flanges depends on factors such as the operating conditions, pipe size, ease of installation and the required joint integrity. Each type offers distinct advantages & considerations based on the specific application requirements.
What is the maximum temperature at which a Inconel Pipe Flanges connection can operate?
The maximum temperature at which an Inconel pipe flange connection can operate depends on the specific grade of Inconel alloy used and the application requirements. Inconel alloys are known for their exceptional high temperature strength & resistance to oxidation and corrosion.
Some Inconel alloys like Inconel 600 & Inconel 625 can tolerate temperatures up to 1093°C and retain their mechanical properties. But, additional aspects like the duration of exposure, heat cycling & the presence of corrosive substances in the working environment must be considered to ensure the long term performance of the Inconel pipe flange.