What are the 7 benefits of Hastelloy C276 flanges?

A unique metallurgical composition – nickel, molybdenum, and chromium – makes these flanges highly desirable in the industrial realm. Hastelloy C276 flanges boast numerous advantages warranting their demand:

  • Good corrosion resistance (pitting, crevice corrosion, cracking due to stress, and intergranular)
  • Easy machinability due to the low carbon proportion. Cutting is straightforward and does not produce undue heat.
  • High strength
  • Good ductility and formability
  • Resistant to oxidation up to 1250°C
  • A Hastelloy C276 lap joint flanges is one of the lightest materials with this strength. In fact, it has a density of just 0.321 lb/in3.
  • High wear-and-tear resistance

Manufacturer of UNS N10276 blind flange and Alloy C276 threaded flange as per ASME B16.5

Hastelloy C276 flanges

Which welding technique is used for Hastelloy flanges?

Sensitive sectors, such as medical equipment and aerospace, utilise Hastelloy flanges. These components can be welded by standard techniques. But TIG or Tungsten Inert Gas welding is favoured for its stability and precision. A tungsten electrode (non-consumable) is employed for this process.

In TIG, the technician uses a welding rod from a wire feeder. This approach works for thinner components, needing a single pass through each side (it also works for thicker joints). The welding of a nickel C276 plate flanges uses a filler metal. However, a few applications may also turn to SMAW or shielded metal arc welding. It uses a consumable electrode.

Supplier of Alloy C276 WNRF and slip on flanges in Mumbai as per ASME B16.5 standards

Hastelloy C276 flanges

Hastelloy C276 flanges

Alloy C276 blind flange

Alloy C276 blind flanges

Hastelloy flanges

Hastelloy flanges

Alloy C276 blind flanges vs Werkstoff 2.4819 slip on flanges

The tolerance of these components is impressive: they can handle many acids, alkalis, and salts. Whether you pick a blind or a slip-on flanges will depend on the application’s needs. An Alloy C276 blind flanges closes off pipe ends for maintenance.

It can isolate a piping section and does not need to join two pipes. On the other hand, a Werkstoff 2.4819 slip on flanges is preferred for repeated or frequent disassembly. Installing it is direct – just sliding over and then welding.

Werkstoff 2.4819 socket weld and weld neck flanges available in class 150 to 2500

Specifications of Hastelloy C276 flanges

Hastelloy C276 flanges specifications

Hastelloy C276 flanges size

Hastelloy C276 flanges size

  • 1/2″ – 48″ NPS
  • PN 2.5 to PN 400
  • 15NB to 1200NB
Alloy C276 flanges common trade name

Alloy C276 flanges common trade name

  • Inconel® 276
  • Hastelloy C276®
  • Nicrofer® 5716
  • Nickelvac® HC276

 

UNS N10276 forgings schedule

UNS N10276 forgings schedule

  • 5 to XXS
C276 Hastelloy pipe flange service temperatures

C276 Hastelloy pipe flange service temperatures

  • 1800°F / 982°C

 

C276 Hastelloy forged flange elongation

C276 Hastelloy forged flange elongation

  • 40 %
SB 564 UNS N10276 forged steel flanges coating

SB 564 UNS N10276 forged steel flanges coating

  • Yellow paint, Galvanizing, Vanish

 

Nickel alloy C276 weld flanges alloy type

Nickel alloy C276 weld flanges alloy type

  • Low-carbon Ni-Mo-Cr
DIN 2.4819 hot forged flange ASTM standards

DIN 2.4819 hot forged flange ASTM standards

  • ASTM B462

 

ASTM B564 UNS N10276 forged pipe flange finish

ASTM B564 UNS N10276 forged pipe flange finish

  • Mirror finish / Cold Water Finish
  • Stock Finish – 125- to 250-μin
  • Concentric Serrated
  • Serrated finish
  • Smooth Finish
  • Zinc Plated
  • Spiral Serrated
 ASTM B564 UNS N10276 blind flange manufacturing methods

ASTM B564 UNS N10276 blind flange manufacturing methods

  • Turning
  • Milling
  • Drilling
  • Forged
  • Stamping
  • Rolled
  • CNC machining

 

ASTM B564 N10276 weld neck flange melting range

ASTM B564 N10276 weld neck flange melting range

  • 2350 – 2460 °F
  • 1290 – 1350 °C
ASTM B564 N10276 socket weld flange density

ASTM B564 N10276 socket weld flange density

  • 0.305 lb/in.3
  • 8.44 g/cm3

 

Hastelloy 2.4819 slip on flange UNI

Hastelloy 2.4819 slip on flange UNI

  • 6 Bar
  • 10 Bar
  • 16 Bar
  • 25 Bar
  • 40 Bar
ASME SB 564 N10276 threaded flange JIS

ASME SB 564 N10276 threaded flange JIS

  • 5K
  • 16 K
  • 20 K
  • 40 K
  • 63 K

 

Pressure class

Pressure class

  • 150 #
  • 300#
  • 600#
  • 900#
  • 1500#
  • 2500#
Marking 

Marking

  • Sizes
  • Manufacturing date
  • ASTM/ ASME standard
  • Origin of material
  • Face type
  • Manufacturers logo / name
  • Pressure class
  • Material grade

 

Hastelloy C276 lap joint flange yield strength

Hastelloy C276 lap joint flange yield strength

  • 276 MPa
Alloy C276 plate flanges tensile strength

Alloy C276 plate flanges tensile strength

  • 690 MPa

 

Meet the requirements

Meet the requirements

  • NACE MR0175
  • Sour service
  • NACE TM-0284
  • ISO 15156
  • NACE MR0103
ASME standard

ASME standard

  • ASME B16.36
  • ASME B16.5
  • ASME B16.47
  • ASME B16.20

 

Nickel Alloy C276 forged pipe flange testing requirements

Nickel Alloy C276 forged pipe flange testing requirements

  • Material inspection
  • Impact test
  • Tensile test
  • Visual inspection
  • Hardness test
  • PMI
  • Shell pressure test
ASTM B564 UNS N10276 flanges standard

ASTM B564 UNS N10276 flanges standard

  • MSS SP-25
  • UNS N10276
  • W.Nr. 2.4856
  • NW 0276
  • ХН65МВУ
  • ЭП760
  • NiMo16Cr15W

 

SB 564 UNS N10276 hot forged flange faces types

SB 564 UNS N10276 hot forged flange faces types

  • FF
  • RTJ
  • RF
  • M&F
  • LJ
  • T&G
Threaded flanges

Threaded flanges

  • BSPP
  • FPT
  • MPT
  • FNPT
  • BSP
  • NPT
  • MNPT
  • BSPT

 

Standard

Standard

  • ASME
  • BS
  • ANSI
  • EN
  • DIN
Chemical composition

Chemical composition

  • Fe : 4-7%
  • Co: 2.5%
  • Mo : 15-17 %
  • P : 0.04%
    • S : 0.03 %

 

Hastelloy C276 flanges types

Hastelloy C276 flanges types

  • Hastelloy C276 flat face blind flange
  • Alloy C276 forged slip on flange
  • UNS N10276 ring type joint slip on flange
  • C276 Hastelloy reducing flange
  • SB 564 UNS N10276 raised face blind flange
  • Nickel Alloy C276 orifice plate
  • Hastelloy Alloy C276 threaded flanges
  • ASTM B564 Hastelloy C276 lap joint flanges
  • Nickel Alloy UNS N10276 swivel flange
  • DIN 2.4819 slip on flanges
  • ASTM B564 UNS N10276 raised face slip on flange
  • Hastelloy 2.4819 ring spacer flange
  • ASTM B564 N10276 threaded blind flange
  • ASME SB 564 N10276 flat face slip on flange
  • EN 2.4819 anchor flange
  • Hastelloy C276 weld neck flanges
  • WNR 2.4819 ring type joint blind flange
  • B564 Hastelloy C276 flat face weld neck flange
  • Werkstoff nr 2.4819 backing flange
  • SB 564 N10276 forged blind flange
  • B564 UNS N10276 LWN flanges
  • Alloy C276 threaded slip on flange
  • C276 Hastelloy high hub blind flange
  • UNS N10276 ring type joint weld neck flange
  • Nickel Alloy C276 expander flange
  • Hastelloy Alloy C276 socket weld flanges
  • Nickel Alloy UNS N10276 blind flanges
  • Hastelloy 2.4819 spade flange
  • ASME SB 564 N10276 reducing flange
  • C276 Hastelloy long weld neck flange
  • Alloy C276 raised face weld neck flange
Value added services

Value added services

  • Pickled
  • Heat Treatment
  • Sand Blasting
  • Cutting
  • Threading
  • Minor Fabrication
  • De-burring
  • Forging
  • Fabricate
  • Beveling end
  • Tagging & marking
  • Rolling
  • Drilling
  • Polishing
  • Casting
  • Electroplating
  • Metal stampings
  • CNC machined

 

Stockist of ASTM B564 UNS N10276 lap joint flanges in variety of raised face(RF), flat face(FF) within short period of time
Alloy C276 flanges types

Werkstoff 2.4819 slip on flanges

Werkstoff 2.4819 slip on flanges\

  • Sizes: 1/2 to 60 inch NB
  • ASME standard: ANSI/ASME B16.5

Alloy C276 weld neck flanges

Alloy C276 weld neck flanges

  • Density :8.89 g/cm³
  • Melting point: 1325 – 1370°C

UNS N10276 socket weld flanges

UNS N10276 socket weld flanges

  • Standard: ASTM B564 | ASME SB564
  • Class: 150# to 2500#

DIN 2.4819 threaded flanges

DIN 2.4819 threaded flanges

  • Application: Aerospace, Chemical Processing & Power Generation
  • Hardness: 87 HRB

Nickel alloy C276 flanges

Nickel alloy C276 flanges

  • Production technique: Forged, Heat treated and machined
  • Heat Capacity: 427 J/kg.°C

Hastelloy C276 lap joint flanges

Hastelloy C276 lap joint flanges

  • Face type: Ring Type Joint (RTJ), Raised Face (RF), Flat Face (FF)
  • Electrical Resistivity:1.229 µΩ.m
Standards of ASTM B564 UNS N10276 flanges
American National Standards Institute
  • ANSI 600
  • ANSI 150
  • ANSI 125
  • ANSI 300
  • ANSI 1500
  • ANSI 900
Australian Standard

AS2129

  • Table G
  • Table D
  • Table E
  • Table F
  • Table J
  • Table H
  • Table C
British Standard

BS10

  • Table H
  • Table K
  • Table F
  • Table D
  • Table G
  • Table E
  • Table J
British Standard

BS4504

  • BS4504-25
  • BS4504-10
  • BS4504-6
  • BS4504-100
  • BS4504-16
  • BS4504-64
  • BS4504-40
  • PN25
  • PN64
  • PN16
  • PN40
  • PN6
  • PN100
  • PN10
Our stocklist of nickel alloy c276 flanges
flanges Class and Schedule flanges Size Range Type Of Connection Maximum Pressure
ASME B16.5 Class 300 1/2″ Slip On 720 psi
ASME B16.5 Class 150 1/2″ Socket Weld 275 psi
ASME B16.5 Class 300 1/2″ Slip On 720 psi
ASME B16.5 Class 150 3/4″ FNPT 150 psi
ASME B16.5 Class 300 4″ Slip On 720 psi
ASME B16.5 Class 150 1/2″ Welded 150 psi
ASME B16.5 Class 300 1″ Slip On 720 psi
ASME B16.5 Class 150 1/2″ FNPT 150 psi
ASME B16.5 Class 300 1-1/4″ FNPT 720 psi
ASME B16.5 Class 150 3/4″ Socket Weld 275 psi
ASME B16.5 Class 300 1″ Slip On 720 psi
ASME B16.5 Class 150 1-1/4″ Socket Weld 275 psi
ASME B16.5 Class 300 1-1/4″ Slip On 720 psi
ASME B16.5 Class 150 2″ FNPT 150 psi
ASME B16.5 Class 300 1-1/2″ Slip On 720 psi
ASME B16.5 Class 150 1-1/2″ Socket Weld 275 psi
ASME B16.5 Class 300 2″ Slip On 720 psi
ASME B16.5 Class 150 2″ Socket Weld 275 psi
ASME B16.5 Class 300 1-1/2″ Slip On 720 psi
ASME B16.5 Class 300 2″ Slip On 720 psi
ASME B16.5 Class 150 3″ Socket Weld 275 psi
ASME B16.5 Class 300 2-1/2″ Slip On 720 psi
ASME B16.5 Class 150 2-1/2″ Socket Weld 275 psi
ASME B16.5 Class 300 2-1/2″ Slip On 720 psi
ASME B16.5 Class 150 4″ Socket Weld 275 psi
ASME B16.5 Class 300 3″ Slip On 720 psi
ASME B16.5 Class 150 4″ FNPT 150 psi
ASME B16.5 Class 300 3″ Slip On 720 psi
ASME B16.5 Class 300 4″ Slip On 720 psi
Nickel Alloy C276 reducing and orifice flanges in schedule 5 to schedule 140
Chemical composition of Hastelloy flanges
C Cr Si Fe S P Mo Mn Co Ni V W
0.01% maximum 20.0-22.5% 0.08% maximum 2.00-6.00% 0.02% maximum 0.02% maximum 12.5-14.5% 0.50% maximum 2.50% maximum balance 0.35% maximum 2.50-3.50%
Mechanical properties of Werkstoff 2.4819 slip on flanges
Yield Strength Hardness, Brinell Tensile Strength Elongation at break
300 MPa 210 680 MPa 50%
Equivalent of nickel alloy c276 weld neck flanges
STANDARD JIS EN UNS WERKSTOFF NR. GOST BS OR
Hastelloy C276 NW 0276 NiMo16Cr15W UNS N10276 2.4819 ХН65МВУ ЭП760
Hastelloy C276 flanges pressure ratings

Pressure-temperature ratings for Alloy C276 flanges: Metric Unit

Temperature. °C 300 150 400 600 1500 900 2500
−29~38 51.7 20.0 68.9 103.4 258.6 155.1 430.9
50 51.7 19.5 68.9 103.4 258.6 155.1 430.9
100 51.5 17.7 68.7 103.0 257.6 154.6 429.4
150 50.3 15.8 66.8 100.3 250.8 150.6 418.2
200 48.3 13.8 64.5 96.7 241.7 145.0 402.8
250 46.3 12.1 61.7 92.7 231.8 139.0 386.2
300 42.9 10.2 57.0 85.7 214.4 128.6 357.1
325 41.4 9.3 55.0 82.6 206.6 124.0 344.3
350 40.3 8.4 53.6 80.4 201.1 120.7 335.3
375 38.9 7.4 51.6 77.6 194.1 116.5 323.2
400 36.5 6.5 48.9 73.3 183.1 109.8 304.9
425 35.2 5.5 46.5 70.0 175.1 105.1 291.6
Pressure-temperature ratings for Nickel alloy C276 flanges: US Customary Unit
Temperature. °F 300 150 600 400 1500 900 2500
-20~100 750 290 1500 1000 3750 2250 6250
200 750 260 1500 1000 3750 2250 6250
300 730 230 1455 970 3640 2185 6070
400 700 200 1395 930 3490 2095 5820
500 665 170 1330 885 3325 1995 5540
600 605 145 1210 805 3025 1815 5040
650 590 125 1175 785 2940 1765 4905
700 570 110 1135 755 2840 1705 4730
750 530 95 1065 710 2660 1595 4430
800 510 80 1015 675 2540 1525 4230
Physical properties of Hastelloy C276 lap joint flanges
Density Specific Heat Melting Range Magnetic Permeability
lb/inch3 g/cm3 Btu/lb.°F J/kilogram*°C °F °C 200 oersted 15.9 kA/meter
0.321 8.89 0.102 427 2415-2500 1323-1371 1.0002 1.0002
Alloy C276 flanges weight chart
Standards Dia Class Bolt Circle Dia Bolt Sizes No of Bolts Dia of Bolt Hole
AS4087 95 PN14 67 M12 4 14
ANSI B16.5 89 ANSI 150 60 13 4 16
95 ANSI 300 67 13 4 16
95 ANSI 600 67 13 4 16
121 ANSI 900 83 19 4 22
121 ANSI 1500 83 19 4 22
AS 2129 95 Table C 67 13 4 14
95 Table D 67 13 4 14
95 Table E 67 13 4 14
95 Table F 67 13 4 14
114 Table H 83 16 4 17
114 Table J 83 16 4 17
ISO 7005 (DIN) 80 PN6 55 M10 4 11
95 PN10 65 M12 4 14
95 PN16 65 M12 4 14
90 PN20 60.5 M14 4 16
95 PN25 65 M12 4 14
95 PN40 65 M12 4 14
UNS N10276 blind flanges dimensions

UNS N10276 blind flange dimensions

NPS For (Normal Pipe Sizes) in Inch Wall Thk Of (B) Outside Dia Of (O.D.)
(A)
Dia Of Raised Face
(C)
# flanges Bolts
Holes
(D)
(B.C.D.)
Approx.
Weight In (Kilogram)
Dia Of Bolt Holes
1/2 7/16 3-1/2 1-3/8 4 2-3/8 2 5/8
3/4 1/2 3-7/8 1-11/16 4 2-3/4 2 5/8
1 9/16 4-1/4 2 4 3-1/8 2 5/8
1-1/4 5/8 4-5/8 2-1/2 4 3-1/2 3 5/8
1-1/2 11/16 5 2-7/8 4 3-7/8 3 5/8
2 3/4 6 3-5/8 4 4-3/4 4 3/4
2-1/2 7/8 7 4-1/8 4 5-1/2 7 3/4
3 15/16 7-1/2 5 4 6 9 3/4
3-1/2 15/16 8-1/2 5-1/2 8 7 13 3/4
4 15/16 9 6-3/16 8 7-1/2 17 3/4
5 15/16 10 7-5/16 8 8-1/2 20 7/8
6 1 11 8-1/2 8 9-1/2 27 7/8
8 1-1/8 13-1/2 10-5/8 8 11-3/4 47 7/8
10 1-3/16 16 12-3/4 12 14-1/4 67 1
12 1-1/4 19 15 12 17 123 1
14 1-3/8 21 16-1/4 12 18-3/4 139 1-1/8
16 1-7/16 23-1/2 18-1/2 16 21-1/4 187 1-1/8
18 1-9/16 25 21 16 22-3/4 217 1-1/4
20 1-11/16 27-1/2 23 20 25 283 1-1/4
24 1-7/8 32 27-1/4 20 29-1/2 415 1-3/8
Nickel C276 plate flanges testing
  • Mechanical Testing Such as Tensile of Area
  • Pitting Resistance Test
  • Pitting Resistance Test
  • Positive Material Identification – PMI Testing
  • Micro and MacroTest
  • Flaring Test
  • Flattening Test
  • Chemical Analysis – Spectro Analysis
  • Hardness Test
What is the size range of Alloy C276 weld neck flanges available in the market, and are custom sizes available on request?

These flanges efficiently tackle high-pressure installations, avoiding a stress buildup at the bottom. An Alloy C276 weld neck flanges is available in sizes from 1/2 inches to 48 or up to 60. Buyers can select pressure classes from 150 to 2500 and the respective schedules from 10 to 160. Customisations may also be discussed per needs.

To elaborate on customisation: Mills follow global standards to produce these components but can make custom sizes based on drawings. You should select a contemporary manufacturer with state-of-the-art production capacities for these requirements.

Are there specific applications where ring joint face types are preferred for UNS N10276 socket weld flanges?

The ring joint face is the ideal choice for high-pressure applications. A UNS N10276 socket weld flanges with this face type is also suited to high temperatures.

Socket weld flanges usually work with pipes of small nominal sizes. With an RTJ face, their general applications are in chemical processing, aerospace, oil refineries, and paper production. These face types work in oil fields and pressure vessels.

How does hardness testing help assess the quality and integrity of DIN 2.4819 threaded flanges ?

Sectors like crude oil refining and pharmaceuticals require flanges showing sturdiness and high integrity. A DIN 2.4819 threaded flanges uses a material with a hardness of 40 HR or Brinell 230. Manufacturers use hardness tests like Rockwell, Brinell, Knoop, and Vickers to assess the properties ofAlloy C276 flanges.

Generally, these tests use a scratch-based or indentation method to judge the substance’s hardness. Products that match the desired properties are likelier to ensure safety and long-term performance in critical applications. Hardness tests are a part of most quality-control standards, with their results included in the Mill Test Certificate (MTC).

Other Hastelloy c276 product supplied by Hilton Steel