Email Address

sales@yayeindustrial.com

Phone Number

+8613757757792

yayeindustrial

ASTM B564 UNS N06625 Flanges

Home|ASTM B564 UNS N06625 Flanges

Reliable Manufacturer of Alloy 625 Slip On Flange in China, With Different Dimensions

ASTM B564 UNS N06625 Flanges

Table of Content

Flanges-table

View Inconel 625 Flanges & UNS N06625 BLRF Flange With Sizes Ranging From 1/2"to 48", Check Specification


Inconel UNS N06625 Slip On Flanges Specification

Flange Sizes

Alloy N06625 RTJ Flange Sizes

  • PN 2.5 – PN 400
  • 15NB – 1500NB
  • NPS: ½” to 48″
Flange Standards

ASTM B564 UNS N06625 Flanges Standards

  • ASME B16.5, ASME B16.36
  • ASME B16.48 , ASME B16.47
Flange Schedule

Inconel UNS N06625 Pipe Flanges Schedule

  • SCH 10/ 20/ 40
  • SCH 60/ 80/ 100
  • SCH 120/ 140
  • SCH 160/ 180
Pressure Types

ASTM B564 UNS N06625 Flange Pressure Types

  • 125# To 300#
  • 600# To 900#
  • 1500# To 2500#
Testing Methods

Inconel UNS N06625 Nippolet Flanges Testing Methods

  • Impact test
  • Hardness test
  • Tensile test
  • PMI
Features

Inconel UNS N06625 Flange Features

  • Resistance to corrosion
  • High melting point (1350°C)
  • Resist temperatures (1000°C)
  • Non-magnetic
Flange Threads

UNS N06625 Forged Flanges Threads

  • BSPP
  • BSPT
  • FNPT
  • NPT, MNPT
Flanges Process

ANSI B16.5 Alloy UNS N06625 flanges Process

  • Casting
  • Rolling
  • Cutting
  • Forging
flange Face

Inconel UNS N06625 Plate flange Face

  • RF
  • T&G
  • RTJ
  • FF
Origin

Alloy UNS N06625 Weld Neck Flange Origin

  • Thailand
  • China
  • Nigeria
  • Indian
Advantages

Alloy UNS N06625 Blind Flanges Advantages

  • Corrosion resistance
  • Durability
  • Strength
Disadvantages

ASTM B564 Inconel UNS N06625 Flanges Disadvantages

  • Welding
  • High Cost
Certificates

Certificates of UNS N06625 BLRF Flange

  • Third Party Inspection
  • EN 10204 3.1 Certificate
  • MTC BS EN 10204 3.1/ 3.2
  • 100% Radiography Test
Density & Temperature

Alloy 625 flanges Density & Temperature

  • Density : 8.4 g/cm3
  • Melting Point : 1350 °C (2460 °F)
  • Forging Temp : 1180°C maximum

Types of Inconel UNS N06625 Pipe Flanges

ASTM B564 UNS N06625 Flanges Supplier in China includes a list of some of the more common kinds



Alloy N06625 RTJ Flange

Alloy N06625 RTJ Flange

Inconel UNS N06625 Slip On Flanges

Inconel UNS N06625 Slip On Flanges

UNS N06625 Plate Flanges

UNS N06625 Plate Flanges

ASTM B564 UNS N06625 Socket Weld Flange

ASTM B564 UNS N06625 Socket Weld Flange

Inconel 625 Din 2.4856 Lap Joint Flange

Inconel 625 Din 2.4856 Lap Joint Flange

Inconel UNS N06625 Weld Neck Flange

Inconel UNS N06625 Weld Neck Flange

ANSI B16.5 Alloy UNS N06625 Spectacle Blind Flanges

ANSI B16.5 Alloy UNS N06625 Spectacle Blind Flanges

ASME SB564 Alloy UNS N06625 Threaded Flanges

ASME SB564 Alloy UNS N06625 Threaded Flanges

Nickel Alloy 625 Orifice Flanges

Nickel Alloy 625 Orifice Flanges


ASTM B564 Inconel UNS N06625 flange Dimensions

ASTM B564 Inconel UNS N06625 flange Dimensions
NPS NPS Of SORF Outside Diameter Thickness (Min.) Diameter Of Hub O.D. (Min.)
1 16 110 12.7 49 34.5
1/2 14 90 9.6 30 22.2
3/4 14 100 11.2 38 27.7
2 24 150 17.5 78 61.9
3 29 190 22.3 108 90.7
4 32 230 22.3 135 116.1
5 35 255 22.3 164 143.8
6 38 280 23.9 192 170.7
8 43 345 27.0 246 221.5
10 48 405 28.6 305 276.2
12 54 485 30.2 365 327.0
14 56 535 33.4 400 359.2
16 62 595 35.0 457 410.5
18 67 635 38.1 505 461.8
20 71 700 41.3 559 513.1
24 81 815 46.1 663 616.0

Alloy 625 Size Chart

Normal Sizes In inch Dimension
Class 125
Class 150		 Class 300 Class 400 Class 600 Class 900 Class 1500 Class 2500
inch. mm inch. millimeter inch. mm inch. mm inch. mm inch. mm inch mm
3/4 A 3 7/8 98.4 4 5/8 117.5 4 5/8 117.5 4 5/8 117.5 5 1/8 130 5 1/8 130 5 1/2 139.7
b 1/2 12.7 5/8 15.9 5/8 15.9 5/8 15.9 1 25.4 1 25.4 1 1/4 31.8
D2 1 11/16 42.9 1 11/16 42.9 1 11/16 42.9 1 11/16 42.9 1 11/16 42.9 1 11/16 42.9 1 11/16 42.9
D1 2 3/4 69.8 3 1/4 82.5 3 1/4 82.5 3 1/4 82.5 3 1/2 88.9 3 1/2 88.9 3 3/4 95.2
n 4 4 4 4 4 4 4 4 4 4 4 - 4 44
d 5/8 15.9 3/4 19 3/4 19 3/4 19 7/8 22.2 7/8 22.2 7/8 22.2
1/2 A 3 1/2 88.9 3 3/4 95.2 3 3/4 95.2 3 3/4 95.2 4 3/4 121 4 3/4 121 5 1/4 133.4
b 7/16 11.1 9/16 14.3 9/16 14.3 9/16 14.3 7/8 22.2 7/8 22.2 1 3/16 30.2
D2 1 3/8 34.9 1 3/8 34.9 1 3/8 34.9 1 3/8 34.9 1 3/8 34.9 1 3/8 34.9 1 3/8 34.9
D1 2 3/8 60.3 2 5/8 66.7 2 5/8 66.7 2 5/8 66.7 3 1/4 82.6 3 1/4 82.6 3 1/2 88.9
n 4 4 4 4 4 4 4 4 4 4 4 - 4 44
d 5/8 15.9 5/8 15.9 5/8 15.9 5/8 15.9 7/8 22.2 7/8 22.2 7/8 22.2
1 1/4 A 4 5/8 117.5 5 1/4 133.4 5 1/4 133.4 5 1/4 133.4 6 1/4 159 6 1/4 159 7 1/4 184.2
b 5/8 15.9 3/4 19 13/16 20.6 13/16 20.6 1 1/8 28.6 1 1/8 28.6 1 1/2 38.1
D2 2 1/2 63.5 2 1/2 63.5 2 1/2 63.5 2 1/2 63.5 2 1/2 63.5 2 1/2 63.5 2 1/2 63.5
D1 3 1/2 88.9 3 7/8 98.4 3 7/8 98.4 3 7/8 98.4 4 3/8 111 4 3/8 111 5 1/8 130
n 4 4 4 4 4 4 4 4 4 4 4 4 4 4
d 5/8 15.9 3/4 19 3/4 19 3/4 19 1 25.4 1 25.4 1 1/8 28.6
1 1/2 A 5 127 6 1/8 155.6 6 1/8 155.6 6 1/8 155.6 7 177.8 7 177.8 8 203
b 11/16 17.5 13/16 20.6 7/8 22.2 7/8 22.2 1 1/4 31.8 1 1/4 31.8 1 3/4 44.5
D2 2 7/8 73 98 2 7/8 73 2 7/8 73 2 7/8 73 2 7/8 73 2 7/8 73 2 7/8 73
D1 3 7/8 4 4 1/2 114 4 1/2 114 4 1/2 114 4 7/8 124 4 7/8 124 5 3/4 146
n 4 4 4 4 4 4 4 4 4 4 4 4 4 4
d 5/8 . 15.9 7/8 22.2 7/8 22.2 7/8 22.2 1 1/8 28.6 1 1/8 28.6 1 1/4 31.8
1 A 4 1/4 108 4 7/8 123.8 4 7/8 123.8 4 7/8 123.8 5 7/8 149.2 5 7/8 149.2 6 1/4 159
b 9/16 14.3 11/16 17.5 11/16 17.5 11/16 17.5 1 1/8 28.6 1 1/8 28.6 1 3/8 34.9
D2 2 50.8 2 50.8 2 50.8 2 50.8 2 50.8 2 50.8 2 50.8
D1 3 1/8 79.4 3 1/2 88.9 3 1/2 88.9 3 1/2 88.9 4 102 4 102 4 1/4 108
n 4 4 4 4 4 4 4 4 4 4 4 4 4 4
d 5/8 15.9 3/4 19 3/4 19 3/4 19 1 25.4 1 25.4 1 25.4
2 1/2 A 7 177.8 7 1/2 190.5 7 1/2 190.5 7 1/2 190.5 9 5/8 244 9 5/8 244 10 1/2 266.7
b 7/8 22.2 1 25.4 1 1/8 28.6 1 1/8 28.6 1 5/8 41.3 1 5/8 41.3 2 1/4 57.2
D2 4 1/8 104.8 4 1/8 104.8 4 1/8 104.8 4 1/8 104.8 4 1/8 105 4 1/8 105 4 1/8 105
D1 5 1/2 139.7 5 7/8 149.2 5 7/8 149.2 5 7/8 149.2 7 1/2 190.5 7 1/2 190.5 7 3/4 197
n 4 4 8 8 8 8 8 8 8 8 8 8 8 8
d 3/4 19 7/8 22.2 7/8 22.2 7/8 22.2 1 1/8 28.6 1 1/8 28.6 1 1/4 31.8
2 A 6 152.4 6 1/2 165.1 6 1/2 165.1 6 1/2 165.1 8 1/2 215.9 8 1/2 215.9 9 1/4 234.9
b 3/4 19 7/8 22.2 1 25.4 1 25.4 1 1/2 38.1 1 1/2 38.1 2 50.8
D2 3 5/8 92.1 3 5/8 92.1 3 5/8 92.1 3 5/8 92.1 3 5/8 92.1 3 5/8 92.1 3 5/8 92.1
D1 4 3/4 121 5 127 5 127 5 127 6 1/2 165.1 6 1/2 165.1 6 3/4 171
n 4 4 8 8 8 8 8 8 8 8 8 8 8 8
d 3/4 19 3/4 19 3/4 19 3/4 19 1 25.4 1 25.4 1 1/8 28.6

UNS N06625 BLRF Flange Weight Chart

NPS Blind Weld Neck Socket Weld Slip On Threaded Lap Joint
1½ 4 4 3 3 3 3
½ 2 2 2 1 1 1
¾ 2 2 2 2 2 2
1 2 3 2 2 2 2
1¼ 3 3 3 3 3 3
2 5 6 5 5 5 5
2½ 7 10 8 8 8 8
5 20 21 15 15 15 15
6 27 26 19 19 19 19
8 47 42 30 30 30 30
3 9 11.5 9 9 9 9
3½ 13 12 11 11 12 11
4 17 16.5 13 13 13 13
16 180 140 98 106 98 140
18 220 165 130 130 130 160
10 70 54 43 43 43 43
20 285 197 165 165 165 195
22 355 225 185 185 185 245
24 430 268 220 220 220 275
12 123 88 64 64 64 64
14 140 114 90 90 90 105

UNS N06625 BLRF Flange Pressure Rating

Temperature Class Working Pressures
Class 150 Class 300
-29 to 38 20.0 51.7
250 12.1 46.3
300 10.2 42.9
325 9.3 41.4
350 8.4 40.3
375 7.4 38.9
50 19.5 51.7
100 17.7 51.5
150 15.8 50.3
200 13.8 48.3
400 6.5 36.5
625 . . . 18.3
650 . . . 14.1
675 . . . 11.5
700 . . . 8.8
425 5.5 35.2
450 4.6 33.7
475 3.7 31.7
500 2.8 28.2
538 1.4 25.2
550 . . . 25.0
575 . . . 24.0
600 . . . 21.6
Temperature Working Pressures by Class
Class 600 Class 900
-29 to 38 103.4 155.1
300 85.7 128.6
325 82.6 124.0
350 80.4 120.7
375 77.6 116.5
400 73.3 109.8
425 70.0 105.1
450 67.7 101.4
50 103.4 155.1
100 103.0 154.6
150 100.3 150.6
200 96.7 145.0
250 92.7 139.0
475 63.4 95.1
500 56.5 84.7
650 28.1 42.2
675 23.0 34.6
700 17.5 26.3
538 50.0 75.2
550 49.8 74.8
575 47.9 71.8
600 42.9 64.2
625 36.6 54.9
Temperature Working Pressures by Class
Class 1500 Class 2500
-29 to 38 258.6 430.9
250 231.8 386.2
300 214.4 357.1
325 206.6 344.3
350 201.1 335.3
375 194.1 323.2
50 258.6 430.9
100 257.6 429.4
150 250.8 418.2
200 241.7 402.8
400 183.1 304.9
425 175.1 291.6
450 169.0 281.8
475 158.2 263.9
625 91.2 152.0
650 70.4 117.3
675 57.6 96.0
700 43.8 73.0
500 140.9 235.0
538 125.5 208.9
550 124.9 208.0
575 119.7 199.5
600 107.0 178.5

ASTM B564 UNS N06625 RTJ Flange Tolerances

Inconel 625 Flanges Tolerance Table
Diameter of contact face
  • 1/16" raised face: ±1/32"
  • 1/4" RF , T/G , (m/f): ±1/64"
Diameter of hub at base
  • When hub base is 24" or smaller: ±1/16"
  • When hub base is over 24": ±1/8"
O.D.
  • When O.D. is 24" or less: ±1/16"
  • When O.D. is over 24": ±1/8"
I.D.
  • 10" and smaller: ±1/32"
  • 12" thru 18": +1/8"
  • 20" and larger: -1/16"
Diameter of hub at point of welding
  • 5" and smaller: +3/32" , -1/32"
  • 6" and larger: +5/32" , -1/32
Thickness
  • 18" and smaller: ±1/8" ,2 mm -0"
  • 20" and larger: ±3/16" , -0"
Length of hub
  • 10" and smaller: ±1/16"
  • 12" and larger: ±1/8"
Drilling
  • Circle Bolts: ±1/16"
  • Bolts hole spacing: ±1/32"
Eccentricity of bolt circle with respect to facing
  • 2 1/2" and smaller ±1/32" maximum
  • 3" and larger ±1/16" maximum

Equivalent Grades of ANSI B16.5 Alloy 625 Flanges

UNS

N06625

EN

NiCr23Fe

WNR.

2.4856

JIS

NCF 625

JIS

NA 21



ASTM B564 Inconel 625 Chemical Composition

SULFER

0.015

PHOSPHORUS

0.015

CARBON

.0.10

MANGANESE

0.50

SILICON

0.50

Molybdenum

8.00 - 10.0

CHROMIUM

20.0 - 23.0

Mechanical Properties of 625 Alloy Socket Weld Flanges

ASTM B564 UNS N06625 Flanges Manufacturer in China possesses exceptional mechanical properties

Yield Strength (MPA)

Ksi - 60-95, MPa – 414-655

Tensile Strength (MPA)

Ksi - 120-150, MPa – 415

Elongation 2 %

60-30%



Hardness

145-220





Gasket Chart of Nickel 625 WNRF Flanges

Normal Pipe Size Gasket I.D.
Gasket O.D.
150 LB 300 LB 400 LB 600 LB 900 LB
1 1/2 1.91 3.375 3.75 3.75 3.75 3.875
1/2 0.84 1.875 2.125 2.125 2.125 2.50
3/4 1.06 2.25 2.625 2.625 2.625 2.75
1 1.31 2.625 2.875 2.875 2.875 3.125
1 1/4 1.66 3 3.25 3.25 3.25 3.50
2 2.38 4.125 4.375 4.375 4.375 5.625
2 1/2 2.88 4.875 5.125 5.125 5.125 6.50
8 8.62 11 12.125 12.00 12.625 14.125
10 10.75 13.375 14.25 14.125 15.75 17.125
3 3.50 5.375 5.875 5.875 5.875 6.625
4 4.50 6.875 7.125 7.00 7.625 8.125
5 5.56 7.75 8.50 8.375 9.50 9.75
12 12.75 16.125 16.625 16.50 18.00 19.625
6 6.62 8.75 9.875 9.75 10.50 11.375

Physical Properties of Inconel 625 blind flange

Density Melting Range Permeability at 200 Oersted Specific Heat Curie Temperature
0.305 8.44 2350-2460 1290-1350 1.0006 0.098(410) <-320 -196
lb/cu in gram/cc °F °C 15.9 kA/m Btu/lb°F (J/kg°C)
70°F(21°C)		 °F °C

Alloy N06625 flange Heat treatment

ASTM B564 UNS N06625 Grade 1 ASME SB564 UNS N06625 Grade 2
Solution Annealed 1093°C (min.)
Annealed 871°C (min.)

Are Yaye Industrial flanges easy to install?

  • Yes , Considered easy to install
  • Maintenance friendly
  • Simple mechanism

Copyright © 2025 Yaye Industrial | All rights reserved.