Incoloy 800 Flanges

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Incoloy 800 Flanges
How do you attach Incoloy 800 flanges to a pipe?

There are several ways of attaching the flanges to the pipe. The most common methods would include:

  • Welding is a popular method for attaching Incoloy 800 flanges to pipes. Here, the pipe end is beveled to create a welding groove wherein the flange is aligned and welded.
  • Threaded connections can be used for smaller-sized pipes. A sealing material like a thread sealant is used to ensure a tight and leak-free joint.
  • Socket welding involves inserting the pipe end into the ASTM B564 UNS N08800 flange socket. The pipe and flange are welded together using appropriate techniques to create a strong connection.
Table of content

We are a recognized manufacturer of alloy 800 flanges in India with a wealth of experience.

Where is alloy 800 flanges used?

The alloy 800 flanges are extensively used in industries and applications that require high temperature and corrosion resistance. This will include industries like chemical processing, power generation, oil & gas, aerospace, pharmaceutical and petrochemical. Alloy 800 blind flanges have other mechanical properties like stability and high strength which makes them suitable for various challenging environments.

As supplier and stockist offering the widest collection of custom size ASTM B564 UNS N08800 slip on and weld neck flanges at the lowest prices in Mumbai

Alloy 800 blind flange

Alloy 800 blind flange

UNS N08800 weld neck flange

UNS N08800 weld neck flange

DIN 1.4876 slip on flange

DIN 1.4876 slip on flange

What are the pressure classes of Inconel 800 pipe flanges ?

Inconel 800 pipe flanges are available in various pressure classes. This is a measure of the max pressure that a given flange scan withstand. The pressure class of this flanges follows typical industry standards. The most widely used pressure classes for Incoloy 800 weld neck flanges range between class 150 to 2500.

We have inventory of ASME SB564 nickel alloy 800 blind and lap joint flanges and can provide it with rating from class 150 to 2500 and metric size ranging from M2 to M36

Incoloy 800 flanges specification
Sizes Pressure class Specification
1/2" to 48" Class 150 to 2500 LBS ASTM B564 | ASME SB564
Pressure calculation JIS standards
Manufacturing process
6 to 40 bar 5 to 63 K RF, FF, SMF, LMF, LJF, RTJ
We provide DIN 1.4876 socket weld and reducing flanges in the Gulf nations at a great price in accordance with ASME/ANSI B16.5, Become more knowledgeable about the varieties that are available.
Most selling types of alloy 800 flanges
Inconel alloy 800 socket weld flange

Inconel alloy 800 socket weld flange

  • Machined
  • Heat Treated
  • Forged
WNR 1.4876 forged flange

WNR 1.4876 forged flange

  • Size: 1/2" to 60″NB
  • Pressure: PN6 to PN64
  • Class: 150 to 2500
Inconel 800 threaded flange

Inconel 800 threaded flange

  • Fuel power plants
  • Oil and gas industry
  • Power plants industry
We promise to supply inconel alloy 800 threaded and plate flanges in the quickest time possible with full documentation, examine its properties
ASTM B564 UNS N08800 flanges equivalent
STANDARD UNS OR WERKSTOFF NR. JIS BS GOST AFNOR EN
Incoloy 800 N08800 XH32T 1.4876 NCF 800 NA 15 ЭИ670 Z8NC32-21 X10NiCrAlTi32-20
Nickel alloy 800 weld neck flanges mechanical properties
Element Elongation Density Yield Strength (0.2%Offset) Melting Point Tensile Strength
800 30 % 7.94 g/cm3 Psi – 30,000 , MPa – 205 1385 °C (2525 °F) Psi – 75,000 , MPa – 520
DIN 1.4876 blind flanges chemical properties
Grade C Ti S Fe Mn Cr Si Ni Cu Al
800 0.10 max 0.15 – 0.60 0.015 max 39.50 min 1.50 max 19.00 – 23.00 1.00 max 30.00 – 35.00 0.75 max 0.15 – 0.60
Physical properties of UNS N08800 socket weld flanges
Electrical Resistivity Density Specific Heat Melting Range
µΩ·m g/cm3 Btu/lb.°F J/kg. k °F °C
989 7.94 0.110 460 2475-2525 1357-1385
Weight chart of Inconel 800 pipe flanges
NPS (Nominal Pipe Size) BLRF (Blind) NPT (Threaded) SORF (Slip On) Loose (Lap Joint) SWRF (Socket Weld) WRNR (Weld Neck)
¾ 2 2 2 2 2 2
½ 2 1 1 1 2 2
1 2 2 2 2 2 3
4 3 3 3 3 4
3 3 3 3 3 3
2 5 5 5 5 5 6
3 9 9 9 9 9 11.5
7 8 8 8 8 10
24 430 220 220 275 220 268
13 12 11 11 11 12
5 20 15 15 15 15 21
4 17 13 13 13 13 16.5
6 27 19 19 19 19 26
10 70 43 43 43 43 54
8 47 30 30 30 30 42
12 123 64 64 64 64 88
16 180 98 106 140 98 140
14 140 90 90 105 90 114
20 285 165 165 195 165 197
18 220 130 130 160 130 165
22 355 185 185 245 185 225
Pressure rating of inconel alloy 800 reducing flanges
Incoloy Flanges Temperature and Pressure Ratings
Temperature °F Class 600 Class 300 Class 150 Class 400 Class 1500 Class 900 Class 2500
-20 to 100 1440 720 275 960 3600 2160 6000
300 1080 540 205 720 2700 1620 4500
200 1200 600 230 800 3000 1800 5000
400 995 495 190 660 2485 1490 4140
600 875 435 140 580 2185 1310 3640
500 930 465 170 620 2330 1395 3880
650 860 430 125 575 2150 1290 3580
750 830 415 95 555 2075 1245 3460
1500 55 25 10 35 135 80 230
700 850 425 110 565 2125 1275 3540
800 805 405 80 540 2015 1210 3360
900 780 390 50 520 1945 1165 3240
850 790 395 65 530 1980 1190 3300
950 765 380 35 510 1910 1145 3180
1050 615 310 20 410 1545 925 2570
1100 515 255 20 345 1285 770 2145
1000 640 320 20 430 1605 965 2675
1150 400 200 20 265 995 595 1655
1250 225 115 20 150 565 340 945
1200 310 155 20 205 770 465 1285
1300 170 85 20 115 430 255 715
1400 95 50 20 65 240 145 400
1350 125 60 20 80 310 185 515
1450 70 35 15 45 170 105 285
Gasket chart for Inconel 800 forged flanges
Gasket ID
NPS Gasket OD
600 LB 300 LB 150 LB 400 LB 900 LB
1.06 3/4 2.625 2.625 2.25 2.625 2.75
0.84 1/2 2.125 2.125 1.875 2.125 2.50
1.31 1 2.875 2.875 2.625 2.875 3.125
1.91 1 1/2 3.75 3.75 3.375 3.75 3.875
1.66 1 1/4 3.25 3.25 3 3.25 3.50
2.88 2 1/2 5.125 5.125 4.875 5.125 6.50
2.38 2 4.375 4.375 4.125 4.375 5.625
3.50 3 5.875 5.875 5.375 5.875 6.625
5.56 5 9.50 8.50 7.75 8.375 9.75
4.50 4 7.625 7.125 6.875 7.00 8.125
6.62 6 10.50 9.875 8.75 9.75 11.375
10.75 10 15.75 14.25 13.375 14.125 17.125
8.62 8 12.625 12.125 11 12.00 14.125
12.75 12 18.00 16.625 16.125 16.50 19.625
What is the difference between PN and class flanges?

PN ASME SB564 DIN 1.4876 lap joint flanges conforms to European standards whereas class flanges are to American standards. The other difference between PN and class Nickel alloy 800 slip on flanges is, PN flanges use metric units like bar or Pascal. But class flanges use imperial units like per square inch (psi).

What determines nickel alloy 800 flanges size? What is the smallest size ? Can it change over time?

The size of a UNS N08800 socket weld flanges is determined by the pipe size to which it will be connected. Flanges are manufactured to ensure proper fit and compatibility.

The smallest size for Inconel alloy 800 reducing flanges can vary with the manufacturer and specific standards. You can contact your manufacturer Regent Steel & Engineering Co to know about the smallest size you can get as per your requirements.

Over time, industry standards and manufacturing capabilities can evolve. This leads to potential changes in the available size range for Werkstoff 1.4876 threaded flanges. Advances in manufacturing techniques can help in the production process. You can consult Regent Steel & Engineering Co to obtain accurate and up-to-date information regarding the flanges size range.

Why do DIN 1.4876 flanges leak? how do you prevent it ?

There are several reasons why Inconel 800 forged flange might leak. The common reasons would include improper installation and gasket failure. Misaligned flanges can also cause uneven pressure distribution. Another primary reason for leakage is if the flange material is exposed to a highly corrosive environment, its joints can weaken.

No matter the reason, it is crucial to prevent leakage in the Nickel 800 plate flange. Some common measures like the following can be taken to avoid the leakage:

  • The flanges must be correctly installed following recommended procedures and torque specifications.
  • Compatible gasket material with good chemical resistance must be chosen. They should be suitable for the given operating conditions.
  • Proper flange alignment will ensure even contact and load distribution across the sealing surfaces of the gasket.
  • Regular inspection and maintenance will help identify early signs of damage or deterioration.
  • Corrosion protection measures like the application of protective coating will help to extend the life of the flange.
FAQ
What is hardness of Incoloy 800 weld neck flange ?

Rb 84 nom

What is the heat treatment for nickel alloy 800 slip on flange ?

2100°F (1149°C) minimum

What is the modulus of elasticity of DIN 1.4876 lap joint flange ?

38.9 microhm-in.

What is UNS N08800 socket weld flange facing?
  • Ring type joint (RTJ)
  • Raised face (RF)
  • Flat face (FF)
What are the Inconel 800 forged flange standards classification ?
  • Instrument pipe flange
  • American
  • JIS (Japan Standard)
  • European
  • GB (national standard)

 

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