Expander Flanges Quick Guide
- Sizes: 1/2″ to 48″
- Pressure Class: Class 150-2500
- Custom Size: Yes
- Process: forged, Heat treated, machined
- MTC: EN 10204 3.1 and 3.2
ASME B16.5 Expander Flanges
Slip-On Expander Flange
Weld Neck Expander Flange
Table of Content
- Expander Flange Specification
- Dimension – ASME B16.5 Expander Flanges
- Weld Neck Expander Flange Types
- Available Material Of Expander Flanges
- A182 F11 Exhaust Flange Bolt Size
- Class 150 Expander Flange Dimensions Chart
- Class 300 Expander Flange Dimension
- ASTM A182 F304 Expander Weld Neck Flange Pressure Rating
- Inconel 625 Expander Flange Wall Thickness
- Face Types of ASME B16.5 Expander Flange
- Weight Chart Of Duplex 2205 Expander Flanges
- Surface Treatment of Super duplex 2507 Expander Flange
- Application Of Expander Flanges
- A350 Lf2 Header Flange Expander Gasket Chart
- Alloy 825 Raised Face Expander Flange Height Chart
- What Are the Common Materials Used to Manufacture Expander Flanges?
- How Does the Expander Flange Design Affect the Flow Characteristics of the Piping System?
- What Pressure Ratings and Temperature Ranges Are Typical for Expander Flanges?
316 Stainless Steel Hydraulic Flange Expander Manufacturer in India As Per ASME B16.5
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ASME B16.5 Expander Flanges Types
- Weld Neck
- Blind
- Slip On
- Socket Weld
Slip-On Expander Flange Sizes
- NPS: 1/2″ to 48″
- SCH: Sch 5 to XXS
- Class:150 to 2500#
- Custom Size Available
Weld Neck Expander Flange Standards
- MSS SP44
- ASME B16.47 Series A & B
- ASME B16.5
Threaded Expander Flange Advantages
- High tensile strength
- Low maintenance
- Excellent resistance
Blind Expander Flange Material
- Flange Bolts
- Gasket
- Ring Joint
Loose Expander Flange Facility
- NDT
- X-ray Detector
- Hydro test
ANSI B16.5 Class 150 Expander Flanges Face
- T&G
- RF
- FF
- RTJ
Stainless Steel Exhaust Flange Expander Finish
- Serrated
- Mirror
- Spiral/Concentric
- Smooth
Carbon Steel Expander Weld Neck Flange Origin
- Korean
- European
- Indian
- Japan
ANSI B16.5 Hydraulic Flange Expander Threads
- NPT
- BSPT
- FNPT, MNPT
- BSPP
API EXPF-Type Flange Process
- Forging
- Cutting
- Casting
- Rolling
Nickel Alloy 200 Expander Flange Testing
- Hardness test
- Tensile
- Pressure
- PMI
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| Normal Pipe Sizes | Flange Thickness C | Outside Flange Diameter A | Bore Diameter D |
Raised Face Diameter B | Bore Diameter D2 |
Hub Diameter at Weld H |
Diameter Of Bolt Circle P |
Bolt Holes Diameter | Diameter of Hub at Base J |
Hub Length K |
Compound Taper CT |
Slope at Bevel SB |
Design Type | No. of Bolt Holes | Appro*. Weight in kg (lb) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 * 3 | 3/4 | 6 | 2.067 | 3 5/8 | 3.068 | 3.500 | 4 3/4 | 3/4 | 3 1/16 | 2 1/2 | – | 16° | A | 4 | 6 |
| 2 * 4 | 3/4 | 6 | 2.067 | 3 5/8 | 4.026 | 4.500 | 4 3/4 | 3/4 | 3 1/16 | 3 5/8 | 1/2 | 29° * | C | 4 | 6 |
| 3 * 4 | 15/16 | 7 1/2 | 3.068 | 5 | 4.026 | 4.500 | 6 | 3/4 | 4 1/4 | 2 3/4 | – | 15° | A | 4 | 11 |
| 4 * 6 | 15/16 | 9 | 4.026 | 6 3/16 | 6.065 | 6.625 | 7 1/2 | 3/4 | 5 5/16 | 3 1/4 | 1/2 | 30° * | C | 8 | 15 |
| 6 * 8 | 1 | 11 | 6.065 | 8 1/2 | 7.981 | 8.625 | 9 1/2 | 7/8 | 7 9/16 | 4 | 1/2 | 28° * | C | 8 | 24 |
| 8 * 10 | 1 1/8 | 13 1/2 | 7.981 | 10 5/8 | 10.020 | 10.750 | 11 3/4 | 7/8 | 9 11/16 | 4 | 1/2 | 29° * | C | 8 | 39 |
| 8 * 12 | 1 1/8 | 13 1/2 | 7.981 | 10 5/8 | 12.000 | 12.750 | 11 3/4 | 7/8 | 9 11/16 | 6 | 1/2 | 29° * | C | 8 | 39 |
| 10 * 12 | 1 3/16 | 16 | 10.020 | 12 3/4 | 12.000 | 12.750 | 14 1/4 | 1 | 12 | 3 15/16 | 1/2 | 39° * | C | 12 | 52 |
| 10 * 14 | 1 3/16 | 16 | 10.020 | 12 3/4 | 13.250 | 14.000 | 14 1/4 | 1 | 12 | 5 7/16 | 5/8 | 30° * | C | 12 | 52 |
| 12 * 14 | 1 1/4 | 19 | 12.000 | 15 | 13.250 | 14.000 | 17 | 1 | 14 3/8 | 4 1/2 | – | 11° | D | 12 | 80 |
| 12 * 16 | 1 1/4 | 19 | 12.000 | 15 | 15.250 | 16.000 | 17 | 1 | 14 3/8 | 4 13/16 | 5/8 | 30° * | C | 12 | 80 |
| 14 * 16 | 1 3/8 | 21 | 13.250 | 16 1/4 | 15.250 | 16.000 | 18 3/4 | 1 1/8 | 15 3/4 | 5 | – | 15° | A | 12 | 120 |
| 14 * 18 | 1 3/8 | 21 | 13.250 | 16 1/4 | 17.250 | 18.000 | 18 3/4 | 1 1/8 | 15 3/4 | 5 11/16 | 5/8 | 30° * | C | 12 | 120 |
| 18 * 20 | 1 9/16 | 25 | 17.250 | 21 | 19.250 | 20.000 | 22 3/4 | 1 1/4 | 19 7/8 | 5 1/2 | – | 14° | A | 16 | 140 |
| 18 * 24 | 1 9/16 | 25 | 17.250 | 21 | 23.250 | 24.000 | 22 3/4 | 1 1/4 | 19 7/8 | 8 13/16 | 5/8 | 28° * | C | 16 | 140 |
| 20 * 24 | 1 11/16 | 27 1/2 | 19.250 | 23 | 23.250 | 24.000 | 25 | 1 1/4 | 22 | 6 7/16 | 5/8 | 30° * | C | 20 | 170 |
| 24 * 30 | 1 7/8 | 32 | 23.250 | 27 1/4 | 29.250 | 30.000 | 29 1/2 | 1 3/8 | 26 1/8 | 8 11/16 | 3/4 | 30° * | C | 20 | 260 |
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Threaded Expander Flange
Blind Expander Flange
Loose Expander Flange
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Inconel Expander Flanges
- Inconel 600 (UNS N06600)
- Inconel 601 (UNS N06601)
- Inconel 625 (UNS N06625)
- Inconel 800 (UNS N08800)
- Inconel 825 (UNS N08825)
Super Duplex Expander Flanges
- ASTM A182 F44 UNS S31254
- A182 F55 UNS S32760
- ASTM A182 F53 UNS S32750
- A182 F45 UNS S30815
- ASTM A182 F61 UNS S32950
Hastelloy Expander Flanges
- Hastelloy B2(UNS N10665)
- Hastelloy B3 (UNS N10675)
- B366 Hastelloy C276 (N10276)
- SB 366 Hastelloy C22 (N06022)
- Hastelloy X(UNS N06002)
Stainless Steel Expander Flanges
- ASTM A182 F304 ( 1.4301, V2A )
- 310, 321H, 321, 347, 317, 347H, 904L
- 316 (1.4401, V4A), 304L (1.4307),
- 316LSi (1.4408, CF8M), 304H, 310S,
- 316l (1.4404), 316Ti (1.4571),
Duplex Steel Expander Flanges
- ASME SA 182
- Alloy 2205
- ASTM A182
- ASTM A182 F51 UNS S31803
- ASTM A182 F60 UNS S32205
Carbon Steel Expander Flanges
- ASTM A105/ ASME SA 105
- A516 Gr.70, ASTM A36
- A694 F46, F42, F60, F52, F70, F65
- ASTM A181
- A350 LF 2, A105N
Copper Expander Flanges
- ASTM B61, SB62 C11000
- UNS C10200, C10300
- ASTM B152 C10100
- C10800, C12000
- C12200
Alloy Steel Expander Flanges
- A387 F1
- F22, F91
- ASTM A182
- F5, F9
- F11, F12
Brass Expander Flanges
- C26200
- C28000, C33000
- ASTM B16 C27000, C26000
- UNS C24000, C23000
- C44300
Nickel Alloy Expander Flanges
- ASTM B564 Nickel 201 (UNS N02201)
- ASTM B162 Nickel 200 (UNS N02200)
- ASTM B160 Alloy 20 (UNS N08020)
Copper Nickel Expander Flanges
- ASTM B151 /ASME SB 151
- Copper Nickel 90/10 (UNS C70600 )
- Cupro Nickel 70/30(UNS C71500 )
Monel Expander Flanges
- ASTM B472 Monel 400 (UNS N04400)
- Monel 500 (UNS N05500)
- Monel 401(UNS N04401)
| Class 150 Flanges | Class 300 Flanges | Class 600 Flanges | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NPS | # Bolts And Studs | Stud Length | Diameter of Bolts And Studs | # Bolts And Studs | Stud Length | Diameter of Bolts And Studs | # Bolts And Studs | Stud Length | Diameter of Bolts And Studs | |||
| 1/16 RF | RTJ | 1/16 RF | RTJ | 1/4 RF | RTJ | |||||||
| 1/2 | 4 | 2-1/4 | 0.50 | – | 4 | 2-1/2 | 0.50 | 3 | 4 | 3 | 0.50 | 3 |
| 3/4 | 4 | 2-1/2 | 0.50 | – | 4 | 3 | 0.63 | 3-1/2 | 4 | 3-1/2 | 0.63 | 3-1/2 |
| 1 | 4 | 2-1/2 | 0.50 | 3 | 4 | 3 | 0.63 | 3-1/2 | 4 | 3-1/2 | 0.63 | 3-1/2 |
| 1-1/4 | 4 | 2-3/4 | 0.50 | 3-1/4 | 4 | 3-1/4 | 0.63 | 3-3/4 | 4 | 3-3/4 | 0.63 | 3-3/4 |
| 1-1/2 | 4 | 2-3/4 | 0.50 | 3-1/4 | 4 | 3-1/2 | 0.75 | 4 | 4 | 4-1/4 | 0.75 | 4-1/4 |
| 2 | 4 | 3-1/4 | 0.63 | 3-3/4 | 8 | 3-1/2 | 0.63 | 4 | 8 | 4-1/4 | 0.63 | 4-1/4 |
| 2-1/2 | 4 | 3-1/2 | 0.63 | 4 | 8 | 4 | 0.75 | 4-1/2 | 8 | 4-3/4 | 0.75 | 4-3/4 |
| 3 | 4 | 3-1/2 | 0.63 | 4 | 8 | 4-1/4 | 0.75 | 4-3/4 | 8 | 5 | 0.75 | 5 |
| 8 | 8 | 4-1/4 | 0.75 | 4-3/4 | 12 | 5-1/2 | 0.88 | 6 | 12 | 7-1/2 | 1.13 | 7-3/4 |
| 10 | 12 | 4-1/2 | 0.88 | 5 | 16 | 6-1/4 | 1.00 | 6-3/4 | 16 | 8-1/2 | 1.25 | 8-1/2 |
| 12 | 12 | 4-3/4 | 0.88 | 5-1/4 | 16 | 6-3/4 | 1.13 | 7-1/4 | 20 | 8-3/4 | 1.25 | 8-3/4 |
| 14 | 12 | 5-1/4 | 1.00 | 5-3/4 | 20 | 7 | 1.13 | 7-1/2 | 20 | 9-1/4 | 1.38 | 9-1/4 |
| 3-1/2 | 8 | 3-1/2 | 0.63 | 4 | 8 | 4-1/4 | 0.75 | 5 | 8 | 5-1/2 | 0.88 | 5-1/2 |
| 4 | 8 | 3-1/2 | 0.63 | 4 | 8 | 4-1/2 | 0.75 | 5 | 8 | 5-3/4 | 0.88 | 5-3/4 |
| 5 | 8 | 3-3/4 | 0.75 | 4-1/4 | 8 | 4-3/4 | 0.75 | 5-1/4 | 8 | 6-1/2 | 1.00 | 6-1/2 |
| 6 | 8 | 4 | 0.75 | 4-1/2 | 12 | 4-3/4 | 0.75 | 5-1/2 | 12 | 6-3/4 | 1.00 | 6-3/4 |
| 16 | 16 | 5-1/4 | 1.00 | 5-3/4 | 20 | 7-1/2 | 1.25 | 8 | 20 | 10 | 1.50 | 10 |
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| Nominal Pipe Size (NPS) | Diameter of Raised Face B | Outside Diameter of Flange A | Design Type | Thickness of Flange C | Diameter of Bore D | Length of Hub K | Diameter of Bore D2 | Diameter of Hub at Weld H | Bolt Circle Diameter P | Diameter of Hub at Base J | Compound Taper CT | Slope at Bevel SB | Number of Bolt Holes | Diameter of Bolt Holes | Appro*. Weight (lb) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 * 4 | 3 5/8 | 6 1/2 | C | 7/8 | 2.067 | 2 3/4 | 4.026 | 2.375 | 5 | 3 5/16 | 1/2 | 29° * | 8 | 3/4 | 9 |
| 3 * 4 | 5 | 8 1/4 | D | 1 1/8 | 3.068 | 3 1/8 | 4.026 | 3.500 | 6 5/8 | 4 5/8 | – | 13° | 8 | 7/8 | 15 |
| 4 * 6 | 6 3/16 | 10 | C | 1 1/4 | 4.026 | 3 3/8 | 6.065 | 4.500 | 7 7/8 | 5 3/4 | 1/2 | 30° * | 8 | 7/8 | 25 |
| 2 * 3 | 3 5/8 | 6 1/2 | A | 7/8 | 2.067 | 2 3/4 | 3.068 | 2.375 | 5 | 3 5/16 | – | 15° | 8 | 3/4 | 9 |
| 6 * 8 | 8 1/2 | 12 1/2 | B | 1 7/16 | 6.065 | 3 7/8 | 7.981 | 6.625 | 10 5/8 | 8 1/8 | 1/2 | 22° * | 12 | 7/8 | 42 |
| 18 * 20 | 21 | 28 | D | 2 3/8 | 17.250 | 6 1/4 | 19.250 | 18.000 | 24 3/4 | 21 | – | 14° | 24 | 1 3/8 | 305 |
| 10 * 12 | 12 3/4 | 17 1/2 | A | 1 7/8 | 10.020 | 4 5/8 | 12.000 | 10.750 | 15 1/4 | 12 5/8 | – | 20° | 16 | 1 1/8 | 91 |
| 12 * 14 | 15 | 20 1/2 | D | 2 | 12.000 | 5 1/8 | 13.250 | 12.750 | 17 3/4 | 14 3/4 | – | 11° | 16 | 1 1/4 | 138 |
| 14 * 16 | 16 1/4 | 23 | D | 2 1/8 | 13.250 | 5 5/8 | 15.250 | 14.000 | 20 1/4 | 16 3/4 | – | 16° | 20 | 1 1/4 | 186 |
| 8 * 10 | 10 5/8 | 15 | A | 1 5/8 | 7.981 | 4 3/8 | 10.020 | 8.625 | 13 | 10 1/4 | – | 20° | 12 | 1 | 67 |
| 16 * 18 | 18 1/2 | 25 1/2 | D | 2 1/4 | 15.250 | 5 3/4 | 17.250 | 16.000 | 22 1/2 | 19 | – | 16° | 20 | 1 3/8 | 246 |
| 24 * 30 | 27 1/4 | 36 | B | 2 3/4 | 23.250 | 6 5/8 | 29.250 | 24.000 | 32 | 27 5/8 | 3/4 | 30° * | 24 | 1 5/8 | 545 |
| 20 * 24 | 23 | 30 1/2 | B | 2 1/2 | 19.250 | 6 3/8 | 23.250 | 20.000 | 27 | 23 1/8 | 5/8 | 29° * | 24 | 1 3/8 | 378 |
| Pipe Size (NPS) | Outside Diameter of Flange A | Diameter of Hub at Base J | Diameter of Raised Face B | Thickness of Flange C | Diameter of Bore D | Diameter of Hub at Weld H | Length of Hub K | Compound Taper CT | Slope at Bevel SB | Number of Bolt Holes | Design Type | Bolt Circle Diameter P | Diameter of Bore D2 | Diameter of Bolt Holes | Appro*. Weight (lb) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 * 3 | 6 1/2 | 3 5/16 | 3 5/8 | 1 | * | 2.375 | 2 7/8 | – | 14° | 8 | A | 5 | * | 3/4 | 12 |
| 8 * 10 | 16 1/2 | 10 3/4 | 10 5/8 | 2 3/16 | * | 8.625 | 5 1/4 | – | 19° | 12 | D | 13 3/4 | * | 1 1/4 | 117 |
| 3 * 4 | 8 1/4 | 4 5/8 | 5 | 1 1/4 | * | 3.500 | 3 1/4 | – | 13° | 8 | D | 6 5/8 | * | 7/8 | 23 |
| 4 * 6 | 10 3/4 | 6 | 6 3/16 | 1 1/2 | * | 4.500 | 4 | – | 21° | 8 | A | 8 1/2 | * | 1 | 42 |
| 6 * 8 | 14 | 8 3/4 | 8 1/2 | 1 7/8 | * | 6.625 | 4 5/8 | – | 21° | 12 | D | 11 1/2 | * | 1 1/8 | 81 |
| 2 * 4 | 6 1/2 | 3 5/16 | 3 5/8 | 1 | * | 2.375 | 2 7/8 | 1/2 | 29° ** | 8 | C | 5 | * | 3/4 | 12 |
| 10 * 12 | 20 | 13 1/2 | 12 3/4 | 2 1/2 | * | 10.750 | 6 | – | 16° | 16 | D | 17 | * | 1 3/8 | 189 |
| 12 * 14 | 22 | 15 3/4 | 15 | 2 5/8 | * | 12.750 | 6 1/8 | – | 10° | 20 | D | 19 1/4 | * | 1 3/8 | 226 |
| 16 * 18 | 27 | 19 1/2 | 18 1/2 | 3 | * | 16.000 | 7 | – | 14° | 20 | D | 23 3/4 | * | 1 5/8 | 481 |
| 18 * 20 | 29 1/4 | 21 1/2 | 21 | 3 1/4 | * | 18.000 | 7 1/4 | – | 14° | 20 | D | 25 3/4 | * | 1 3/4 | 555 |
| 20 * 24 | 32 | 24 | 23 | 3 1/2 | * | 20.00 | 7 1/2 | 5/8 | 28° ** | 24 | E | 28 1/2 | * | 1 3/4 | 690 |
| 14 * 16 | 23 3/4 | 17 | 16 1/4 | 2 3/4 | * | 14.000 | 6 1/2 | – | 15° | 20 | D | 20 3/4 | * | 1 1/2 | 347 |
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| Temperature (°C) | Class | ||||||
|---|---|---|---|---|---|---|---|
| Class 150 LBS | Class 300 LBS | Class 400 LBS | Class 600 LBS | Class 900 LBS | Class 1500 LBS | Class 2500 LBS | |
| -29 – 38 | 19.8 | 51.7 | 68.9 | 103.4 | 155 | 259 | 431 |
| 100 | 17.7 | 51.5 | 68.7 | 103.0 | 155 | 258 | 429 |
| 50 | 19.5 | 51.7 | 68.9 | 103.4 | 155 | 259 | 431 |
| 300 | 10.2 | 42.9 | 57.0 | 85.7 | 129 | 214 | 357 |
| 325 | 9.3 | 41.4 | 55.0 | 82.6 | 124 | 207 | 344 |
| 350 | 8.4 | 40.0 | 53.4 | 80.0 | 120 | 200 | 334 |
| 375 | 7.4 | 37.8 | 50.4 | 75.7 | 114 | 189 | 315 |
| 400 | 6.5 | 34.7 | 46.3 | 69.4 | 104 | 174 | 290 |
| 150 | 15.8 | 50.2 | 66.8 | 100.3 | 151 | 251 | 418 |
| 450 | 4.6 | 23.0 | 30.7 | 46.0 | 69.0 | 115 | 192 |
| 475 | 3.7 | 17.1 | 22.8 | 34.2 | 51.3 | 85.4 | 142 |
| 200 | 13.8 | 48.6 | 64.8 | 97.2 | 146 | 243 | 405 |
| 250 | 12.1 | 46.3 | 61.7 | 92.7 | 139 | 232 | 386 |
| 538 | 1.4 | 5.9 | 7.9 | 11.8 | 17.7 | 29.5 | 49.2 |
| 425 | 5.5 | 28.8 | 38.4 | 57.5 | 86.3 | 144 | 240 |
| 500 | 2.8 | 11.6 | 15.4 | 23.2 | 34.7 | 57.9 | 96.5 |
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| Normal Pipe Sizes | Outside Daimeter | SCH 80 | SCH 20 | SCH 30 | SCH 100 | SCH 140 | SCH 60 | STD Wall | EXT Hvy | SCH 10 | SCH 40 | SCH 120 | SCH 160 | XX Hvy |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ¾ | 1.05 | 0.154 | … | … | … | … | … | 0.113 | 0.154 | 0.083 | 0.113 | … | 0.219 | 0.308 |
| 1 | 1.315 | 0.179 | … | … | … | … | … | 0.133 | 0.179 | 0.109 | 0.133 | … | 0.25 | 0.358 |
| 1 ¼ | 1.66 | 0.191 | … | … | … | … | … | 0.14 | 0.191 | 0.109 | 0.14 | … | 0.25 | 0.382 |
| 1 ½ | 1.9 | 0.2 | … | … | … | … | … | 0.145 | 0.2 | 0.109 | 0.145 | … | 0.281 | 0.4 |
| 2 | 2.375 | 0.218 | … | … | … | … | … | 0.154 | 0.218 | 0.109 | 0.154 | … | 0.344 | 0.436 |
| ½ | 0.84 | 0.147 | … | … | … | … | … | 0.109 | 0.147 | 0.083 | 0.109 | … | 0.188 | 0.294 |
| 2 ½ | 2.875 | 0.276 | … | … | … | … | … | 0.203 | 0.276 | 0.12 | 0.203 | … | 0.375 | 0.552 |
| 3 | 3.5 | 0.3 | … | … | … | … | … | 0.216 | 0.3 | 0.12 | 0.216 | … | 0.438 | 0.6 |
| 3 ½ | 4 | 0.318 | … | … | … | … | … | 0.226 | 0.318 | 0.12 | 0.226 | … | … | 0.636 |
| 4 | 4.5 | 0.337 | … | … | … | … | … | 0.237 | 0.337 | 0.12 | 0.237 | 0.438 | 0.531 | 0.674 |
| 6 | 6.625 | 0.432 | … | … | … | … | … | 0.28 | 0.432 | 0.134 | 0.28 | 0.562 | 0.719 | 0.864 |
| 18 | 18 | 0.938 | 0.312 | 0.438 | 1.156 | 1.562 | 0.75 | 0.375 | 0.5 | 0.25 | 0.562 | 1.375 | 1.781 | … |
| 20 | 20 | 1.031 | 0.375 | 0.5 | 1.281 | 1.75 | 0.812 | 0.375 | 0.5 | 0.25 | 0.594 | 1.5 | 1.969 | … |
| 22 | 22 | … | … | … | … | – | … | 0.375 | 0.5 | 0.25 | … | – | – | – |
| 24 | 24 | 1.219 | 0.375 | 0.562 | 1.531 | 2.062 | 0.969 | 0.375 | 0.5 | 0.25 | 0.688 | 1.812 | 2.344 | – |
| 42 | 42 | – | – | – | – | – | – | 0.375 | 0.5 | – | – | – | – | – |
| 48 | 48 | – | – | – | – | 0.5 | – | 0.375 | – | – |
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| Nominal Pipe Size | Flange I.D | Diameter of Pipe | Approx.Weight | No. of holes | Thk of Flange | Dia of Bolt Circle | Flange Dia | Dia of Bolt Holes | |
|---|---|---|---|---|---|---|---|---|---|
| DN | D5 | ISO | DIN | KG/PCS | BN | b | K | D | d2 |
| 10 | 14.5 | – | 14 | 0.7 | 4 | 16 | 60 | 90 | 14 |
| 17.7 | 17.2 | – | 0.69 | 4 | 16 | 60 | 90 | ||
| 15 | 21 | – | 20 | 0.77 | 4 | 16 | 65 | 95 | |
| 22 | 21.3 | – | 0.77 | 4 | 16 | 65 | 95 | ||
| 20 | 26 | – | 25 | 1.06 | 4 | 18 | 75 | 105 | |
| 27.6 | 26.9 | – | 1.05 | 4 | 18 | 75 | 105 | ||
| 25 | 31 | – | 30 | 1.27 | 4 | 18 | 85 | 115 | |
| 34.4 | 33.7 | – | 1.25 | 4 | 18 | 85 | 115 | ||
| 32 | 39 | – | 38 | 1.86 | 4 | 18 | 100 | 140 | 18 |
| 43.1 | 42.4 | – | 1.83 | 4 | 18 | 100 | 140 | ||
| 40 | 45.5 | – | 44.5 | 2.12 | 4 | 18 | 110 | 150 | |
| 49 | 48.3 | – | 2.09 | 4 | 18 | 110 | 150 | ||
| 50 | 58.1 | – | 57 | 2.78 | 4 | 20 | 125 | 165 | |
| 61.1 | 60.3 | – | 2.74 | 4 | 20 | 125 | 165 | ||
| 65 | 77.1 | 76.1 | – | 3.48 | 8 | 22 | 145 | 185 | |
| 80 | 90.3 | 88.9 | – | 4.33 | 8 | 24 | 160 | 200 | |
| 100 | 109.6 | – | 108 | 5.82 | 8 | 24 | 190 | 235 | 22 |
| 115.9 | 114.3 | – | 5.61 | 8 | 24 | 190 | 235 | 22 | |
| 125 | 134.8 | – | 133 | 7.91 | 8 | 26 | 220 | 270 | 26 |
| 141.6 | 139.7 | – | 7.6 | 8 | 26 | 220 | 270 | ||
| 150 | 161.1 | – | 159 | 10.12 | 8 | 28 | 250 | 300 | |
| 170.5 | 168.3 | – | 9.58 | 8 | 28 | 250 | 300 | ||
| 175 | 196.1 | 193.7 | – | 14.45 | 12 | 32 | 295 | 350 | 30 |
| 200 | 221.8 | 219.1 | – | 16.9 | 12 | 34 | 320 | 375 | |
| 250 | 270.2 | – | 267 | 27.28 | 12 | 38 | 385 | 450 | 33 |
| 276.2 | 273 | – | 26.51 | 12 | 38 | 385 | 450 | ||
| 300 | 327.6 | 323.9 | – | 36.38 | 16 | 42 | 450 | 515 | |
| 350 | 359.7 | 355.6 | – | 52.83 | 16 | 46 | 510 | 580 | 36 |
| 372.2 | – | 368 | 50.24 | 16 | 46 | 510 | 580 | 39 | |
| 400 | 411 | 406.4 | – | 74.71 | 16 | 50 | 585 | 660 | |
| 423.7 | – | 419 | 71.44 | 16 | 50 | 585 | 660 | ||
| 500 | 513.6 | 508 | – | 86.87 | 20 | 52 | 670 | 755 | 42 |
| 600 | 616.5 | 610 | – | 121.84 | 20 | 54 | 795 | 890 | 48 |
| 700 | 716 | 711 | – | 150.93 | 24 | 58 | 900 | 995 | 48 |
| 800 | 818 | 813 | – | 219.08 | 24 | 64 | 1030 | 1140 | 56 |
| 900 | 920 | 914 | – | 271.16 | 28 | 70 | 1140 | 1250 | |
| 1000 | 1022 | 1016 | – | 344.95 | 28 | 78 | 1250 | 1360 | |
- Yellow/ black paint
- Anti-rust oil
- Galvanized
- Epoxy coating
View Expander Flanges Stockist In India Providing flanges for various industrial applications
| NPS | Gasket I.D. | Gasket O.D. | ||||
|---|---|---|---|---|---|---|
| Class 150 | Class 300 | Class 400 | Class 600 | Class 900 | ||
| 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 1/2 | 2.88 | 4.875 | 5.125 | 5.125 | 5.125 | 6.50 |
| 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 |
| 1 1/2 | 1.91 | 3.375 | 3.75 | 3.75 | 3.75 | 3.875 |
| 2 | 2.38 | 4.125 | 4.375 | 4.375 | 4.375 | 5.625 |
| 5 | 5.56 | 7.75 | 8.50 | 8.375 | 9.50 | 9.75 |
| 10 | 10.75 | 13.375 | 14.25 | 14.125 | 15.75 | 17.125 |
| 6 | 6.62 | 8.75 | 9.875 | 9.75 | 10.50 | 11.375 |
| 8 | 8.62 | 11 | 12.125 | 12.00 | 12.625 | 14.125 |
| 12 | 12.75 | 16.125 | 16.625 | 16.50 | 18.00 | 19.625 |
| Class | Height Of RF Expander Flange |
|---|---|
| #150 | 1/6inch |
| #300 | 1/6inch |
| #400 | 1/4inch |
| #600 | 1/4inch |
| #900 | 1/4inch |
| #1500 | 1/4inch |
| #2500 | 1/4inch |
- Carbon Steel
- Stainless Steel
- Alloy Steel
- Cast Iron
- Copper and Copper Alloys
- Ductile Iron
Weekly Delivery Of Expander Flanges in Below countries
| Export to | Continent | Shipping Time in Days | Port |
|---|---|---|---|
 Germany |
Europe | 20 | Rotterdam |
 Malaysia |
Asia | 10 | Shanghai |
Monthly Delivery Of Expander Flanges in Below countries
| Export to | Continent | Shipping Time in Days | Port |
|---|---|---|---|
 Philippines |
Asia | 14 | Manila International Container |
 Brazil |
South America | 45-60 | Santos |
- Internal Geometry
- Size and Shape
- Surface Finish
- Bolt Holes and Gaskets
- Material
| Pressure Ratings | Temperature Ranges |
|---|---|
| 150 to 2500 psi | -50°F to 1000°F |
Offer Expander Flanges to the Various Countries
| Country Name | Flag | Country Name | Flag |
|---|---|---|---|
| Algeria |  |
Nigeria |  |
| Zambia |  |
Ghana |  |
| Tunisia |  |
South Africa |  |
| Kenya |  |
Angola |  |
| Tanzania |  |
Morocco |  |
| Egypt |  |
Ethiopia |  |
