Expander Flange

Expander Flange

Expander Flange at a Glance

  • Specification : ASME B16.5
  • Bolts Holes : 8 To 24
  • Class : 150 to 2500
  • Face Type : Flat Face (FF), Ring Type Joint (RTJ), Raised Face (RF)
  • MTC : EN 10204 3.1 & 3.2
  • Thickness : SCH 5S to SCH XXS
  • Production Technique : Forged, Machined, Heat Treated




Stainless Steel Expander Flange Manufacturer in India as Per ASME B16.5

Expander Flange

Expander Flange

Stainless Steel Expander Flange

Stainless Steel Expander Flange

Carbon Steel Expander Flange

Carbon Steel Expander Flange

Table Of Content


Expander Flange Specification
Sizes

Expander Flange Sizes

  • 1/2" to 48"
  • 15 (NB) - 1200 (NB)







Pressure Class

ASME B16.5 Expander Flange Pressure Class

  • CL 600
  • CL 900
  • CL 1500
  • CL 2500
  • CL 150
  • CL 300


Manufacturing Technique

Manufacturing Technique of Expander Flange

  • Casting
  • Forged Expander Flange (Strongest Choice)
  • Plate
  • CNC Machined Expander Flange From Bar Stock
Coating

Stainless Steel Expander Flange Coating

  • Oil Black Paint
  • Zinc Plated
  • Cold and Hot Dip Galvanized
  • Anti-rust Paint
  • Yellow Transparent

Equipment

Equipment of Copper Nickel Expander Flange

  • Bending Machine
  • Press Machine
  • Sand-blasting Machine
  • Electric Bevelling Machine
  • Pushing Machine
Origin

Origin of Alloy Steel Expander Slip on Flange

  • Korean
  • USA
  • India
  • Japan
  • West Europe



Material

Expander Flange Material

  • Carbon Steel
  • Copper Nickel Steel
  • Stainless Steel
  • Duplex and Super Duplex Steel
  • Copper Steel
  • Nickel Alloy Steel
  • Ductile Iron Steel
  • Alloy Steel
  • Titanium Steel
MTC & Quality Test

MTC & Quality Test for Expander Flange

  • Tensile Test
  • Impact Test
  • ISO 15156
  • Shell Pressure Test
  • Hardness Test
  • MTC EN 10204 type 3.1
  • NACE MR0175
Applications

Applications of Raised Face Expander Flange

  • Heavy Oil Refineries
  • Offshore
  • Petrochemical
  • Paper Plants
  • Chemical Engineering
  • Power Project
  • Petrochemicals and Acids
EN

Carbon Steel Expander Flange EN

  • 6Bar
  • 16Bar
  • 40Bar
  • 25Bar
  • 10Bar
  • Expander Flange
UNI

Alloy Steel Expander Slip on Flange UNI

  • 16Bar
  • 25Bar
  • 40Bar
  • 10Bar
  • 6Bar

JIS

JIS of Expander Flange

  • 63 K
  • 5 K
  • 30 K
  • 40 K
  • 10 K
  • 20 K
  • 16 K
Face Type

Face Type for Expander Flange

  • Raised face
  • Male/Female Face
  • Lap-Joint Face
  • Tongue and Groove Face
  • Ring-Joint Face
  • Flat Face

Production Technique

Production Technique of ASME B16.5 Expander Flange

  • Heat treated
  • Machined
  • Forged




Test Certificates

Test Certificates of Expander Flange

  • EN 10204/3.1B
  • 100% Radiography Test Report
  • Third Party Inspection Report
  • Raw Materials Certificate
ASME Standard

Surface Treatment of Expander High Hub Flange

  • Epoxy Coating
  • Yellow/ Black Paint
  • Galvanized
  • Anti-rust Oil


Dimensional Standards

Dimensional Standards of ASME B16.5 Expander Flange

  • JIS
  • AS2129
  • SABS
  • EN
  • GOST
  • AWWA
  • UNI

Marking and Packaging

Marking and Packaging of Carbon Steel Expander Flange

  • Material Specification
  • Sizes
  • Face Type
  • Heat Code
  • Pressure Rating Designation

Aesteiron Recent Export Orders

bahrain
Supplied Stock Of Expander Flange to Bahrain

Supplied Stock Of Expander Flange to Bahrain

iceland
Exported Carbon Steel Expander Flange to Iceland

Exported Carbon Steel Expander Flange to Iceland

To View Custom Sizes, Click Here.


Find Raised Face Expander Flange Compatibility and Pressure Ratings

Expander Flange Pressure Rating Chart
Temp (°C) Class 600 Class 2500 Class 150 Class 1500 Class 300 Class 900 Class 400
300 85.7 357 10.2 214 42.9 129 57.0
538 11.8 49.2 1.4 29.5 5.9 17.7 7.9
375 75.7 315 7.4 189 37.8 114 50.4
50 103.4 431 19.5 259 51.7 155 68.9
350 80.0 334 8.4 200 40.0 120 53.4
500 23.2 96.5 2.8 57.9 11.6 34.7 15.4
100 103.0 429 17.7 258 51.5 155 68.7
475 34.2 142 3.7 85.4 17.1 51.3 22.8
150 100.3 418 15.8 251 50.2 151 66.8
450 46.0 192 4.6 115 23.0 69.0 30.7
400 69.4 290 6.5 174 34.7 104 46.3
325 82.6 344 9.3 207 41.4 124 55.0
200 97.2 405 13.8 243 48.6 146 64.8
425 57.5 240 5.5 144 28.8 86.3 38.4
250 92.7 386 12.1 232 46.3 139 61.7
-29 - 38 103.4 431 19.8 259 51.7 155 68.9

Manufacturer of Copper Nickel Expander Flange, Choose the Right Grade and Temperature Ratings

Temperature Range

Alloy GR. WNR UNS DIN Casting Expander Flange Forged Expander Flange Tempe Range
Alloy Steel Expander Flange AISI 4130 Expander Flange  1.7218 G41300 – ASTM A217/M ASTM A182
  • 1650 to 1700°F
  • 899 to 927°C
Alloy Steel Chrome Moly Expander Flange 9Cr-1Mo-V 1.4903 X 10 CrMoVNb 9 1 A217-C12A A182 Grade F91
  • High Pressure Boilers
5Cr-1/2Mo 1.7362 K41545 12CRMO195 ASTM A217 Gr C5 ASTM A182 Gr F5/F5a
  • High Temp Boiler/ Refinery Application
1.1/4Cr-1/2Mo 1.7335 K11572 13CRM044 ASTM A217 WC6 ASTM A182 Grade F11 cl2
  • 1100ºF
  • Up to 593ºC
9Cr-1Mo 1.7386 K90941 X 12 CrMo 9 1 A217-C12 A182 Grade F9
  • High Temp Erosive Refinery Application
2.1/4Cr-1Mo 1.7380 K21590 10CRM0910 ASTM A217 Gr WC9 ASTM A182 Gr F22 cl3
  • 1100ºF
  • Up to 593ºC
Moly Steel Expander Flange C-1/2Mo 1.5415 K12822 15M03 ASTM A217-WC1 ASTM A182 Grade F1 cl2
  • 875ºF
  • Up to 470ºC*

Alloy Steel Expander Slip on Flange For Oil and Gas Industries 
Applications of Expander Flange


Manufacturer of ASME B16.5 Expander Flange, Check Alloy Steel Expander Flange Dimensions

Class 150 Dimensions

Dimensions of ASME B16.5 Expander Flange

NPS Dia of Hub at Weld (H) Approx. Weight in (lb) Dia of Bore (D) Dia of Hub at Base (J) OD of Flange (A) No. of Bolt Holes Dia of Bore (D2) Length of Hub (K) Thick of Flange (C) Dia of Raised Face (B) Compound (CT) Design Type Dia of Bolt Holes Slope at Bevel (SB) Bolt Circle Dia(P)
10*14 14.000 52 10.020 12 16 12 13.250 5 7/16 1 3/16 12 3/4 5/8 C 1 30° * 14 1/4
24*30 30.000 260 23.250 26 1/8 32 20 29.250 8 11/16 1 7/8 27 1/4 3/4 C 1 3/8 30° * 29 1/2
12*14 14.000 80 12.000 14 3/8 19 12 13.250 4 1/2 1 1/4 15 – D 1 11° 17
2*3 3.500 6 2.067 3 1/16 6 4 3.068 2 1/2 3/4 3 5/8 – A 3/4 16° 4 3/4
10*12 12.750 52 10.020 12 16 12 12.000 3 15/16 1 3/16 12 3/4 1/2 C 1 39° * 14 1/4
20*24 24.000 170 19.250 22 27 1/2 20 23.250 6 7/16 1 11/16 23 5/8 C 1 1/4 30° * 25
8*12 12.750 39 7.981 9 11/16 13 1/2 8 12.000 6 1 1/8 10 5/8 1/2 C 7/8 29° * 11 3/4
2*4 4.500 6 2.067 3 1/16 6 4 4.026 3 5/8 3/4 3 5/8 1/2 C 3/4 29° * 4 3/4
18*24 24.000 140 17.250 19 7/8 25 16 23.250 8 13/16 1 9/16 21 5/8 C 1 1/4 28° * 22 3/4
3*4 4.500 11 3.068 4 1/4 7 1/2 4 4.026 2 3/4 15/16 5 – A 3/4 15° 6
18*20 20.000 140 17.250 19 7/8 25 16 19.250 5 1/2 1 9/16 21 – A 1 1/4 14° 22 3/4
4*6 6.625 15 4.026 5 5/16 9 8 6.065 3 1/4 15/16 6 3/16 1/2 C 3/4 30° * 7 1/2
14*18 18.000 120 13.250 15 3/4 21 12 17.250 5 11/16 1 3/8 16 1/4 5/8 C 1 1/8 30° * 18 3/4
6*8 8.625 24 6.065 7 9/16 11 8 7.981 4 1 8 1/2 1/2 C 7/8 28° * 9 1/2
14*16 16.000 120 13.250 15 3/4 21 12 15.250 5 1 3/8 16 1/4 – A 1 1/8 15° 18 3/4
8*10 10.750 39 7.981 9 11/16 13 1/2 8 10.020 4 1 1/8 10 5/8 1/2 C 7/8 29° * 11 3/4
12*16 16.000 80 12.000 14 3/8 19 12 15.250 4 13/16 1 1/4 15 5/8 C 1 30° * 17

Class 300 Dimensions

Dimensions of ASME B16.5 Class 300 Expander Flange

NPS Approx. Weight in (lb) Length of Hub (K) O.D of Flange (A) Bolt Circle Dia (P) Dia of Hub at Base (J) Dia of Raised Face (B) Design Type Thick of Flange (C) Dia of Bolt Holes Compound Taper CT Dia of Bore D No. of Bolt Holes Dia of Bore D2 Slope at Bevel SB Dia of Hub at Weld H
10*12 91 4 5/8 17 1/2 15 1/4 12 5/8 12 3/4 A 1 7/8 1 1/8 – 10.020 16 12.000 20° 10.750
24*30 545 6 5/8 36 32 27 5/8 27 1/4 B 2 3/4 1 5/8 3/4 23.250 24 29.250 30° * 24.000
8*10 67 4 3/8 15 13 10 1/4 10 5/8 A 1 5/8 1 – 7.981 12 10.020 20° 8.625
2*3 9 2 3/4 6 1/2 5 3 5/16 3 5/8 A 7/8 3/4 – 2.067 8 3.068 15° 2.375
20*24 378 6 3/8 30 1/2 27 23 1/8 23 B 2 1/2 1 3/8 5/8 19.250 24 23.250 29° * 20.000
12*14 138 5 1/8 20 1/2 17 3/4 14 3/4 15 D 2 1 1/4 – 12.000 16 13.250 11° 12.750
2*4 9 2 3/4 6 1/2 5 3 5/16 3 5/8 C 7/8 3/4 1/2 2.067 8 4.026 29° * 2.375
18*20 305 6 1/4 28 24 3/4 21 21 D 2 3/8 1 3/8 – 17.250 24 19.250 14° 18.000
6*8 42 3 7/8 12 1/2 10 5/8 8 1/8 8 1/2 B 1 7/16 7/8 1/2 6.065 12 7.981 22° * 6.625
3*4 15 3 1/8 8 1/4 6 5/8 4 5/8 5 D 1 1/8 7/8 – 3.068 8 4.026 13° 3.500
16*18 246 5 3/4 25 1/2 22 1/2 19 18 1/2 D 2 1/4 1 3/8 – 15.250 20 17.250 16° 16.000
4*6 25 3 3/8 10 7 7/8 5 3/4 6 3/16 C 1 1/4 7/8 1/2 4.026 8 6.065 30° * 4.500
14*16 186 5 5/8 23 20 1/4 16 3/4 16 1/4 D 2 1/8 1 1/4 – 13.250 20 15.250 16° 14.000
Pressure Class of Hydraulic Flange Expander
Grade Class
ASME B16.5 Expander Flange
  • 150#
  • 600#
  • 300#
EN 1092-1 Expander Flange
  • PN25
  • PN10
  • PN6
  • PN100
  • PN16
  • PN63
  • PN40
SANS/SABS 1123 Expander Flange
  • Class 600/3
  • 4000/3
  • 1600/3
  • 1000/3
  • 2500/3
KS1503/ JIS B2220 Expander Flange
  • 5K
  • 30K
  • 16K
  • 10K
  • 20K
Stainless Steel Expander Flange Thickness
NPS O.D SCH 30 SCH 20 SCH 10 STD Wall SCH 60 SCH 40 EXT Hvy SCH 160 SCH 100 SCH 140 SCH 80 SCH 120 XX Hvy
48 48 - - - 0.375 - - 0.5 - - - - - -
8 8.625 0.277 0.25 0.148 0.322 0.406 0.322 0.5 0.906 0.594 0.812 0.5 0.719 0.875
12 12.75 0.33 0.25 0.18 0.375 0.562 0.406 0.5 1.312 0.844 1.125 0.688 1 1
¾ 1.05 ... ... 0.083 0.113 ... 0.113 0.154 0.219 ... ... 0.154 ... 0.308
42 42 - - - 0.375 - - 0.5 - - - - - -
1 1.315 ... ... 0.109 0.133 ... 0.133 0.179 0.25 ... ... 0.179 ... 0.358
24 24 0.562 0.375 0.25 0.375 0.969 0.688 0.5 2.344 1.531 2.062 1.219 1.812 -
4 4.5 ... ... 0.12 0.237 ... 0.237 0.337 0.531 ... ... 0.337 0.438 0.674
16 16 0.375 0.312 0.25 0.375 0.656 0.5 0.5 1.594 1.031 1.438 0.844 1.219 ...
6 6.625 ... ... 0.134 0.28 ... 0.28 0.432 0.719 ... ... 0.432 0.562 0.864
1 ¼ 1.66 ... ... 0.109 0.14 ... 0.14 0.191 0.25 ... ... 0.191 ... 0.382
40 40 - - - 0.375 - - 0.5 - - - - - -
1 ½ 1.9 ... ... 0.109 0.145 ... 0.145 0.2 0.281 ... ... 0.2 ... 0.4
36 36 0.625 0.5 0.312 0.375 - 0.75 0.5 - - - - - -
2 2.375 ... ... 0.109 0.154 ... 0.154 0.218 0.344 ... ... 0.218 ... 0.436
30 30 0.625 0.5 0.312 0.375 - - 0.5 - - - - - -
5 5.563 ... ... 0.134 0.258 ... 0.258 0.375 0.625 ... ... 0.375 0.5 0.75
14 14 0.375 0.312 0.25 0.375 0.594 0.438 0.5 1.406 0.938 1.25 0.75 1.094 ...
½ 0.84 ... ... 0.083 0.109 ... 0.109 0.147 0.188 ... ... 0.147 ... 0.294
26 26 - - - 0.375 - - 0.5 - - - - - -
10 10.75 0.307 0.25 0.165 0.365 0.5 0.365 0.5 1.125 0.719 1 0.594 0.844 1
2 ½ 2.875 ... ... 0.12 0.203 ... 0.203 0.276 0.375 ... ... 0.276 ... 0.552
22 22 ... ... 0.25 0.375 ... ... 0.5 - ... - ... - -
3 3.5 ... ... 0.12 0.216 ... 0.216 0.3 0.438 ... ... 0.3 ... 0.6
20 20 0.5 0.375 0.25 0.375 0.812 0.594 0.5 1.969 1.281 1.75 1.031 1.5 ...
3 ½ 4 ... ... 0.12 0.226 ... 0.226 0.318 ... ... ... 0.318 ... 0.636
18 18 0.438 0.312 0.25 0.375 0.75 0.562 0.5 1.781 1.156 1.562 0.938 1.375 ...
Gasket of Header Flange Expander
Nominal Size Gasket I.D.
 Gasket Outer Diameter
Class 400 Class 900 Class 150 Class 600 Class 300
12 12.75 16.50 19.625 16.125 18.00 16.625
3 3.50 5.875 6.625 5.375 5.875 5.875
1/2 0.84 2.125 2.50 1.875 2.125 2.125
2 2.38 4.375 5.625 4.125 4.375 4.375
10 10.75 14.125 17.125 13.375 15.75 14.25
2 1/2 2.88 5.125 6.50 4.875 5.125 5.125
3/4 1.06 2.625 2.75 2.25 2.625 2.625
8 8.62 12.00 14.125 11 12.625 12.125
1 1.31 2.875 3.125 2.625 2.875 2.875
6 6.62 9.75 11.375 8.75 10.50 9.875
1 1/4 1.66 3.25 3.50 3 3.25 3.25
5 5.56 8.375 9.75 7.75 9.50 8.50
1 1/2 1.91 3.75 3.875 3.375 3.75 3.75
4 4.50 7.00 8.125 6.875 7.625 7.125
ASME B16.5 Expander Flange Face Types
Face Types of ASME B16.5 Expander Flange

Expander High Hub Flange HSN Code
Grade HSN Code
Expander Flange 84254200
Weight of Expander Flange
Expander Flange Weight in LB
Nominal Size 600# 300# 150#
10 * 14 – – 52
24 * 30 977 545 260
10 * 12 189 91 52
2 * 3 12 9 6
20 * 24 690 378 170
12 * 14 226 138 80
2 * 4 12 9 6
18 * 24 – – 140
3 * 4 23 15 11
18 * 20 555 305 140
4 * 6 42 25 15
14 * 18 – – 120
6 * 8 81 42 24
14 * 16 347 186 120
8 * 10 117 67 39
12 * 16 – – 80
8 * 12 – – 39
Expander Weld Neck Flange Weight Chart
Nominal
(INCHES)		 DN
(MM)		 Flange Thick D
(MM)		 Flange Outer Dia
A (MM)		 Blind Flange Weight (Kgs) Weld Neck Flange Weight (Kgs) Slip on Flange Weight (Kgs)
24 600 47.8 812.8 185.0 115 86.9
1/ 2 15 11.2 88.9 0.4 0.5 0.4
20 500 42.9 698.5 122.0 84.5 61.9
3/ 4 20 12.7 98.6 0.6 0.7 0.6
18 450 39.6 635 93.7 68.3 48.9
3 1/ 2 90 23.9 215.9 6.2 6.1 4.8
1 25 14.2 108 0.9 1 0.8
8 200 28.4 342.9 19.6 17.6 12.1
16 400 36.6 596.9 76.1 60.6 44.8
4 100 23.9 228.6 7.0 6.8 5.3
1 1/ 4 32 15.7 117.3 1.2 1.3 1
3 80 23.9 190.5 4.9 4.9 3.9
14 350 35.1 533.4 58.1 48.4 34.6
5 125 23.9 254 8.6 8.6 6.1
1 1/ 2 40 17.5 127 1.5 1.7 1.3
6 150 25.4 279.4 11.3 10.6 7.5
12 300 31.8 482.6 43.2 36.5 26.2
2 50 19.1 152.4 2.4 2.6 2.1
10 250 30.2 406.4 28.6 24 16.5
2 1/ 2 65 22.4 177.8 3.9 4.1 3.3
Height Chart of Raised Face Expander Flange
Class RF Expander Flange Height
600 # 1/4″
2500 # 1/4″
150 # 1/6″
1500 # 1/4″
300 # 1/6″
900 # 1/4″
400 # 1/4″

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Conclusion

There Are Numerous Types of Expander Flange With Different Faces and Pressure Ratings. Utilized Mostly in the Oil and Gas and Petrochemical Industries.

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