Incoloy 800 Flanges Manufacturer & Supplier

Incoloy 800 Flanges are made up of nickel and chromium alloys UNS08800 these flanges offer superior resistance against corrosion and carbonization in elevated temperatures. Standard Incoloy 800 is ideal up to 1100°F (593°C) whereas 800H offers improved strength for extended service up to 1650°F (899°C). Inconel 800 flanges and incoloy 825 flanges deliver durable leak proof connections hence they can be used in chemical, petrochemical and power applications. These flanges excel in high stress, high temperature piping systems guaranteeing reliability and long term service life.

Incoloy® Alloy 800 Ring Type Joint Flanges, ASTM B564 Incoloy 800 Blind Flanges, UNS N08800 Long Weld Neck Flanges, ANSI B16.5 Incoloy 800 Weld Neck Flange, DIN 1.4876 Slip On Flanges, Incoloy Flanges Supplier in Mumbai, India.

Kalpatary piping solutions has gained a strong reputation throughout the industry for manufacturing high quality Incoloy 800 series that matches various requirements of clients. We produce a wide range of Incoloy 800 flanges including blind, slip-on, weld neck, threaded, socket weld and square types using premium raw materials and advanced machinery to guarantee compliance with ASTM B564 UNS N08800 standards. Every flange is made under the guidance of expert professionals to ensure dimensional accuracy, exceptional strength and excellent resistance against crevice and pitting corrosion. Our Alloy 800H slip-on flanges maintain stability at high temperature and Incoloy 800H weld neck flanges offer greater tensile strength and reliable performance in critical industrial environments. It is designed for demanding piping systems. These flanges deliver exceptional endurance, high temperature resilience and dependable performance under rigid conditions.

UNS N08800 Threaded Flanges, ASME B16.5 Incoloy® 800 Socket Weld Flanges, BS4504 Incoloy 800 Plate Flanges, BS 10, EN 1092-1 Incoloy 800 Pipe Flanges Manufacturers, DIN 1.4876 Lapped joint Flange, ASME SB564 Alloy 800 Flanges Exporters in India.

Incoloy 800 Spectacle Blind Flanges is the grouping of elevated contents of nickel, molybdenum, copper and chrome that offers steel an excellent resistance in opposition to uniform corrosion. There is no peril of inter-crystalline corrosion on welding or cooling, because of the low carbon content in Incoloy 800 Lap Joint Flanges, where maximum service temperature of the same is at 450 Deg Celsius. These Incoloy 800 Ring Type Joint Flanges are mainly useful in instrumentation and control tubing applications. Meanwhile, typical application areas for our incoloy 800 Spacer Flanges are: Marine environment, Pharmaceutical industry, Chemical industry, Food industry and more.

Incoloy 800 Flanges Specification (ASTM B564, UNS N08800, DIN 1.4876)

800 Incoloy Flange Size Chart 1/2″ (15 NB) to 48″ (1200NB) DN10~DN5000
Incoloy 800Ht SORF Flange Standards ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, GOST Flange, ASME/ANSI B16.5/16.36/16.47A/16.47B, MSS S44, ISO70051, JISB2220, BS1560-3.1, API7S-15, API7S-43, API605, EN1092
Incoloy 800 ASTM B408 Flange Pressure Rating ANSI Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS
Incoloy 800 Flange Pressure Calculation in DIN 6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64
Incoloy alloy 800H Flange JIS 5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K
Incoloy 800Ht Flange UNI 6Bar 10Bar 16Bar 25Bar 40Bar
Alloy 800H FlangeEN 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 Nickel 800 Flange Forged / Threaded / Screwed / Plate
Test Certificates EN 10204/3.1B
Raw Materials Certificate
100% Radiography Test Report
Third Party Inspection Report, etc
Incoloy 800 Flange Production technique
  • Forged, Heat treated and machined
Incoloy 800Ht Flange 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
15 NB (1/2″) to 200 NB (8″)
Equal and Reducing Configurations

Incoloy 800 ASTM B408 Flange Test Direct-reading Spectrograph, Hydrostatic testing machine, X-ray detector, UI trasonic flaw detector, Magnetic particle detector
Incoloy alloy 800H Flange Equipment Press machine, Bending machine, Pushing Machine, electric bevelling machine, Sand-blasting machine etc
Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2, Test Certificates certifying NACE MR0103, NACE MR0175

Forms & Types of Incoloy 800 Flanges (Weld Neck, Slip On, Blind, Threaded, Orifice, Reducing, Plate Flanges)

Chemical Composition of Incoloy 800 / UNS N08800 Flanges

We have outlined the chemical composition of Incoloy 800 (UNS N08800) flanges, detailing the percentage of each element in the alloy.
Grade Ni Fe Cr Cu Ti Al C Mn S Si
Incoloy 800 30.0-35.0 39.5 min 19.0-23.0 .75 max .15-.60 .15-.60 .1 max 1.5 max .015 max 1.0 max

Mechanical Properties of Alloy 800 Weld Neck & Blind Flanges

The table below provides the key mechanical properties of Alloy 800 weld neck and blind flanges offering insights into their strength, elongation and other complex features.

Density

Melting Point

Tensile Strength

Yield Strength (0.2%Offset)

Elongation

7.94 g/cm3

1350-1400 ℃

Psi – 75,000 , MPa -520

Psi – 30,000 , MPa – 205

30 – 35 %

Physical, Electrical & Thermal Properties of DIN 1.4876 Flanges

Key physical properties ensuring that the DIN 1.4876 flanges are correctly selected for their intended applications, guaranteeing performance, safety and longevity

Property

Value

Density

7.94 g/cm³

Melting Point

1357-1385°C

Temperature Range

1500°F (816°C)

The electrical and thermal properties for appropriate use of DIN 1.4876 flanges in environments that require precise control over thermal & electrical characteristics

Temperature (°C)

Coefficient of Expansion (μm/m/°C)

Electrical Resistivity (μΩ•m)

Thermal Conductivity (W/m°C)

1600

10.2

770

181

1400

9.9

758

166

1200

9.6

746

152

1000

9.4

722

139

800

9.2

704

127

800

18

1.266

24.7

700

17.5

1.251

22.8

600

9

682

115

600

17.1

1.223

21.1

500

16.8

1.191

19.5

400

8.8

657

103

400

16.5

1.157

17.9

300

16.2

1.127

16.3

200

7.9

620

89

200

15.9

1.089

14.7

100

14.4

1.035

13

Equivalent Material of Incoloy 800 Flanges

STANDARD UNS WERKSTOFF NR. JIS EN GOST BS AFNOR OR
Incoloy 800 N08800 1.4876 NCF 800 X10NiCrAlTi32-20 ЭИ670 NA 15 Z8NC32-21 XH32T
Incoloy 800H N08810 1.4958 / 1.4876 NCF 800H X5NiCrAlTi31-20 ЭИ670 NA 15(H) Z8NC33-21 XH32T
Incoloy 800HT N08811 1.4859 / 1.4876 NCF 800HT X8NiCrAlTi32-21 ЭИ670 NA 15(HT) XH32T

Thickness of UNS N08800 Slip On, Blind & Spectacle Blind Flanges

A simple understanding about the thickness for various sizes of UNS N08800 flanges including Slip On, Blind and Spectacle Blind types across different pressure schedules.
NPS O.D. STD Wall Outside Diameter EXT Hvy Outside Diameter Sch 10 Sch 20 Sch 30 Sch 40 Sch 60 Schedule 80 Schedule 100 Schedule 120 Schedule 140 Schedule 160 XX Hvy
½ 0.84 0.109 0.147 0.083 0.109 0.147 0.188 0.294
¾ 1.05 0.113 0.154 0.083 0.113 0.154 0.219 0.308
1 1.315 0.133 0.179 0.109 0.133 0.179 0.25 0.358
1 ¼ 1.66 0.14 0.191 0.109 0.14 0.191 0.25 0.382
1 ½ 1.9 0.145 0.2 0.109 0.145 0.2 0.281 0.4
2 2.375 0.154 0.218 0.109 0.154 0.218 0.344 0.436
2 ½ 2.875 0.203 0.276 0.12 0.203 0.276 0.375 0.552
3 3.5 0.216 0.3 0.12 0.216 0.3 0.438 0.6
3 ½ 4 0.226 0.318 0.12 0.226 0.318 0.636
4 4.5 0.237 0.337 0.12 0.237 0.337 0.438 0.531 0.674
5 5.563 0.258 0.375 0.134 0.258 0.375 0.5 0.625 0.75
6 6.625 0.28 0.432 0.134 0.28 0.432 0.562 0.719 0.864
8 8.625 0.322 0.5 0.148 0.25 0.277 0.322 0.406 0.5 0.594 0.719 0.812 0.906 0.875
10 10.75 0.365 0.5 0.165 0.25 0.307 0.365 0.5 0.594 0.719 0.844 1 1.125 1
12 12.75 0.375 0.5 0.18 0.25 0.33 0.406 0.562 0.688 0.844 1 1.125 1.312 1
14 14 0.375 0.5 0.25 0.312 0.375 0.438 0.594 0.75 0.938 1.094 1.25 1.406
16 16 0.375 0.5 0.25 0.312 0.375 0.5 0.656 0.844 1.031 1.219 1.438 1.594
18 18 0.375 0.5 0.25 0.312 0.438 0.562 0.75 0.938 1.156 1.375 1.562 1.781
20 20 0.375 0.5 0.25 0.375 0.5 0.594 0.812 1.031 1.281 1.5 1.75 1.969
22 22 0.375 0.5 0.25
24 24 0.375 0.5 0.25 0.375 0.562 0.688 0.969 1.219 1.531 1.812 2.062 2.344
26 26 0.375 0.5
30 30 0.375 0.5 0.312 0.5 0.625
36 36 0.375 0.5 0.312 0.5 0.625 0.75
40 40 0.375 0.5
42 42 0.375 0.5
48 48 0.375 0.5

Weight Calculation & Weight Chart of Nickel 800 / Alloy 800 Flanges

Summary of the weight calculations for various types of Nickel 800 / Alloy 800 flanges, categorized by different nominal pipe sizes.
NPS (Nominal Pipe Size) Loose (Lap Joint) NPT (Threaded) SORF (Slip On) SWRF (Socket Weld) WRNR (Weld Neck) BLRF (Blind)
½ 1 1 1 2 2 2
¾ 2 2 2 2 2 2
1 2 2 2 2 3 2
3 3 3 3 3 3
3 3 3 3 4 4
2 5 5 5 5 6 5
8 8 8 8 10 7
3 9 9 9 9 11.5 9
11 12 11 11 12 13
4 13 13 13 13 16.5 17
5 15 15 15 15 21 20
6 19 19 19 19 26 27
8 30 30 30 30 42 47
10 43 43 43 43 54 70
12 64 64 64 64 88 123
14 105 90 90 90 114 140
16 140 98 106 98 140 180
18 160 130 130 130 165 220
20 195 165 165 165 197 285
22 245 185 185 185 225 355
24 275 220 220 220 268 430

Flange Faces & Gasket Material Chart of Incoloy 800 Flanges

For different pressure classes we have highlighted the gasket dimensions for Incony 800 flanges showing inside and outside diameters
Normal Pipe Size Gasket I.D. Gasket O.D. 150 LB 300 LB 400 LB 600 LB 900 LB
½ 0.84 1.875 2.125 2.125 2.125 2.50 2.50
1 ¼ 1.66 3 3.25 3.25 3.25 3.50 3.50
1 ½ 1.91 3.375 3.75 3.75 3.75 3.875 3.875
2 2.38 4.125 4.375 4.375 4.375 5.625 5.625
2 ½ 2.88 4.875 5.125 5.125 5.125 6.50 6.50
¾ 1.06 2.25 2.625 2.625 2.625 2.75 2.75
1 1.31 2.625 2.875 2.875 2.875 3.125 3.125
3 3.50 5.375 5.875 5.875 5.875 6.625 6.625
4 4.50 6.875 7.125 7.00 7.625 8.125 8.125
5 5.56 7.75 8.50 8.375 9.50 9.75 9.75
6 6.62 8.75 9.875 9.75 10.50 11.375 11.375
8 8.62 11 12.125 12.00 12.625 14.125 14.125
10 10.75 13.375 14.25 14.125 15.75 17.125 17.125
12 12.75 16.125 16.625 16.50 18.00 19.625 19.625

Pressure Ratings & Classes of Incoloy 800 Flanges

Different types of Incoloy 800 flanges which helps in selecting the correct flange design and rating based on operational pressure and system requirements.
ASME/ANSI B 16.5 Welding Neck Flange, Slip on Flange, Blind Flange, High Hub Blind Flange, Socket Weld Flange, Lap Joint Flange, Threaded Flange, Ring Type Joint Flange
PRESSURE CLASS 150, 300, 400, 600, 900, 1500, 2500
ASME/ANSI B 16.47 Welding Neck Flange, Blind Flange [Series A & B]
PRESSURE CLASS 75, 150, 300, 400, 600, 900
ASME/ANSI B 16.36 Welding Neck Flange, Slip on Flange, Threaded Flange
PRESSURE CLASS 300, 400, 600, 900, 1500, 2500
BS 4504 SEC 3.1 Welding Neck Flange, Hubbed Slip on Flange, Hubbed Threaded Flange, Lapped Pipe End Flange, Plate Flange, Loose Plate Flange, Loose Plate With Weld Neck Flange, Blank Flange
PRESSURE CLASS PN 2.5 TO PN 40
BS 4504[PART 1] Welding Neck Flange, Hubbed Slip-On Hubbed Threaded, Plate Flange, Loose Plate With Weld On Plate Collar, Blank Flange
PRESSURE CLASS PN 2.5 TO PN 400
BS 1560 BOSS Welding Neck Flange, Socket Welding Flange, Slip-On Flange, Blind Flange, Screwed Boss Flange, Lapped Flange
PRESSURE CLASS 150, 300, 400, 600, 900, 1500, 2500
BS10 Welding Neck Flange, Plate Slip-On Flange, Screwed Boss Flange, Slip-On Boss Flange, Blind Flange
TABLE D, E, F, H
DIN FLANGES DIN 2527, 2566, 2573, 2576, 2641,2642, 2655, 2656, 2627, 2628, 2629, 2631, 2632, 2633, 2634, 2635, 2636, 2637,2638, 2673
PRESSURE CLASS PN 6 TO PN 100

Industrial Applications & Performance of Incoloy 800 Flanges

Incoloy 800 flanges are widely used in industries that demand high strength, corrosion resistance and thermal stability. Their unique composition allows them to perform efficiently under extreme operating conditions, ensuring reliability and long service life.
  • Power Generation – Nickel and iron resist high temperature and pressure, making them reliable for boilers and steam systems.
  • Chemical Processing – High chromium gives it good resistance against aggressive chemicals and corrosive media and decent long-term durability.
  • Heat Exchangers – Stable in a nickel-iron matrix in heat transfer applications and is efficient without deteriorating the material.
  • Industrial Furnaces – Aluminum and titanium additions retain strength and oxidation resistance even through repeated high temperature operations.
  • Marine and Offshore – Nickel content provides exceptional resistance to seawater corrosion, thus increasing service life in aggressive marine environments.
  • Gas Turbine and Aerospace – Nickel and chromium create the high temperature strength to withstand the stresses in turbines and jets.
  • Petrochemical and Refineries Industries – Chromium and nickel allow using and handling corrosive hydrocarbons and high pressure fluids safely, improving plant efficiency and safety.

Role of Nickel in Incoloy 800 Flanges Performance

Nickel plays a vital role in enhancing the properties of Incoloy 800 flanges, contributing to their durability, stability, and suitability for demanding industrial applications.
  • Low Magnetic Permeability – Nickel reduces the magnetic response, allowing the flanges to be utilized in sensitive instrumentation and non-magnetic applications.
  • Corrosion Resistance – Nickel provides excellent resistance to oxidation, pitting, and stress corrosion in severe and harsh chemical and marine environments.
  • High Temperature Strength – Nickel provides stabilization of the alloy structure, allowing the flanges to keep their strength and toughness at elevated temperatures.
  • Resistance to scaling – Nickel minimizes surface oxidation and scaling, allowing the flanges to continue operations in constant exposure to heat.
  • Metallurgical Stability – Nickel enhances phase stability and opposing structural changes to ensure long term reliability in critical operations.

Manufacturing Process of Incoloy 800 / UNS N08800 Flanges

The process of making Incoloy 800 flanges involves multiple steps where each step is controlled for accuracy, strength, and meeting international specifications. Each process adds to the value of the product.
  • Raw Material Testing – High-quality raw materials go through thorough inspection for chemical and mechanical properties before being approved to specifications.
  • Cutting – After inspection, these materials are cut to size and shape to be used in the forge process.
  • Heating – All cut parts are uniformly heated to the appropriate temperature to allow shaping and improve metallurgical properties.
  • Forging – The heated billets are forged to the required shape under controlled pressure to obtain the required shape and mechanical properties.
  • Heat Treatment – Forged flanges are heat treated in processes such as annealing to improve toughness, strength, and corrosion resistance.
  • Machining – Precision machining is performed to provide dimensional accuracy, smooth surfaces, and industry standard tolerances.
  • Final Inspection – Each flange is carefully inspected and tested (visually, dimensional, and non-destructive inspection) to assure quality and performance before shipping.

Incoloy 800 Forged Flanges Weights

Standard Class Diameter of Bolt Circle Dia. Bolt Size No. of Bolts Bolt Hole Diameter
AS4087 PN14 67 95 M12 4 14
ANSI B16.5 ANSI 150 60 89 13 4 16
ANSI 300 67 95 13 4 16
ANSI 600 67 95 13 4 16
ANSI 900 83 121 19 4 22
ANSI 1500 83 121 19 4 22
AS 2129 Flange Table C 67 95 13 4 14
Table D 67 95 13 4 14
Table E 67 95 13 4 14
Table F 67 95 13 4 14
Table H 83 114 16 4 17
Table J 83 114 16 4 17
ISO 7005 (DIN) Flange PN6 55 80 M10 4 11
PN10 65 95 M12 4 14
PN16 65 95 M12 4 14
PN20 60.5 90 M14 4 16
PN25 65 95 M12 4 14
PN40 65 95 M12 4 14

Incoloy 800 Flange Face Types

Inconel 800 Plate Flange

Inconel 800 Plate Flange

UNS N08800 Spectacle Flanges

UNS N08800 Spectacle Flanges

UNS N08800 Weld Neck Flanges

UNS N08800 Weld Neck Flanges

WNR 1.4876 Orifice Flanges

WNR 1.4876 Orifice Flanges

WNR 1.4876 Socket Weld Flanges

WNR 1.4876 Socket Weld Flanges

800 Incoloy Exhaust Flange

800 Incoloy Exhaust Flange

800 Incoloy Lap Joint Flanges

800 Incoloy Lap Joint Flanges

Alloy 800 Ring Type Joint Flange

Alloy 800 Ring Type Joint Flange

ASTM B564 UNS N08800 Blind Flanges

ASTM B564 UNS N08800 Blind Flanges

ASTM B564 UNS N08800 Tongue and Groove Flanges

ASTM B564 UNS N08800 Tongue and Groove Flanges

Incoloy 800 Slip On Flanges

Incoloy 800 Slip On Flanges

Incoloy 800 Threaded Flanges

Incoloy 800 Threaded Flanges

Other Available Stock of ASTM B564 Incoloy 800 Flanges
  • Incoloy 800 WNRF Flanges Dealer
  • Alloy 800 Spectacle Blind Flanges Stockist
  • Incoloy Alloy 800 Long Weld Neck Flanges
  • ASME SB564 Incoloy 800 RTJ Flanges Supplier
  • ANSI/ ASME B16.5 Incoloy 800 Blind Ring Flanges
  • B564 Incoloy 800 BLRF Flanges Distributors
  • Nickel Alloy 800 Lap Joint Flanges Trader
  • SB564 Incoloy 800 LJRF Flanges Manufacturer
  • Incoloy 800 Slip-on Raised Face Flanges
  • Incoloy 800 SORF Flanges Stockholder
  • B564 Incoloy Alloy 800 Screwed Flanges
  • ANSI B16.5 Incoloy 800 SWRF Flanges
  • Incoloy® Alloy 800 Reducing Flanges Stock
  • Incoloy 800 Tongue & Groove Flanges
  • Incoloy 800 EN 1092-1 Flanges in Mumbai
  • Incoloy 800 ASME/ANSI B16.5 Flanges
  • ASTM B564 Incoloy 800 Weldoflange
  • Grade 800 Incoloy Raised Face Flanges
  • SB564 Incoloy 800 Blind Raised Face Flange
  • Incoloy® 800 Forged Flanges Wholesaler
  • B16.5 Incoloy 800 Expander Flanges
  • Incoloy 800 Ring Spacers (Paddle Spacers)
  • Incoloy 800 Male & Female Flanges
  • B564 Incoloy 800 Flat Face Flanges
  • Incoloy 800 Flat Flanges Exporter
  • Alloy UNS N08800 Flanges
  • Incoloy DIN 1.4876 Flange
  • Incoloy 800 High Hub Blind Flanges
  • Incoloy 800 ASME B16.5 Loose Flanges
  • Incoloy 800 BS 4504 Flanges
  • Incoloy 800 DIN Flanges in India
  • Nickel Alloy 800 Flanges in Supplier
Suppliers and Exporters of Incoloy 800 ASME, ASTM, DIN, BS, EN Flanges in Countries Like
Nigeria, Turkey, Greece, Algeria, Chile, Trinidad & Tobago, srilanka, Italy, Malaysia, Kenya, Romania, mexico, Slovakia, Spain, Sweden, China, Belarus, Norway, Yemen, Philippines, South Africa, Bhutan, Kuwait, United Arab Emirates, Netherlands, Denmark, Russia, Mexico, Israel, Ukraine, Taiwan, Macau, Japan, Venezuela, Lebanon, Poland, South Korea, Saudi Arabia, Iran, brazil, Germany, Oman, Colombia, Argentina, Sri Lanka, Bolivia, Bahrain, Canada, Jordan, United States, Switzerland, Mongolia, Australia, Serbia, Chile, Ireland, United Kingdom, Gabon, Vietnam, Estonia, Bulgaria, Austria, Ghana, Croatia, Portugal, malaysia, Nigeria, Czech Republic, France, Zimbabwe, Ecuador, Qatar, Hungary, Egypt, Tunisia, Brazil, Finland, Kazakhstan, New Zealand, Hong Kong, Iran, Thailand, Lithuania, Costa Rica, Afghanistan, Nepal, Indonesia, Bangladesh, Mexico, Namibia, Puerto Rico, Morocco, Singapore, Azerbaijan, Belgium, Peru, India, Poland, cyprus, Gambia, Libya, thailand, Tibet.

FAQ’s About Incoloy 800 Flanges

Yes, Incoloy 800 is generally better for high-temperature and high-corrosion environments due to its superior oxidation and carburization resistance.

INCOLOY 800 can typically handle temperatures up to 1100°C (2000°F). It maintains excellent structural stability, oxidation resistance, and creep strength at elevated temperatures, making it ideal for heat exchangers, furnace components, and high-temperature processing equipment.

Incoloy 800 is available in three grades — 800, 800H, and 800HT, each offering different levels of strength and high-temperature stability.