Table of contents
- FBE Coated Flanges Specification
- Epoxy Coated Slip on Flanges Material
- Types of FBE Coated Flanges
- Ends Types of FBE Lined Carbon Steel Weld Flanges
- Epoxy Coated Slip on Flanges Equipment
- FBE Coated Flanges Sizes
- Advantages of FBE Lined Weld Neck Flanges
- FBE Coated Flanges Process
- Standards of Epoxy Coated Slip on Flanges
- FBE Lined Carbon Steel Weld Flanges Benefits
- Manufacturing Methods of Epoxy Coated Slip on Flanges
- FBE Coated Flanges HSN Code
- Different Grade Types of Epoxy Lined Steel Flanges
- Gaskets for Fusion Bonded Epoxy Coated Pipe Flanges
- FBE Lined Carbon Steel Weld Flanges Pressure Classes
- Application of FBE Coated Flanges
- Epoxy Lined Steel Flanges Torque Sequence
MSS SP-44 and ASME B16.5 FBE Carbon Steel Socket Weld Flange

FBE Coated Flanges Specification
| Manufacturing Size | NPS: ½” to 4 |
|---|---|
| 15 – 1500 NB | |
| PN 2.5 – 400 | |
| Standard | ASME B16.5 |
| Wall Thickness | SCH 10 to 40 |
| SCH 60 to 100 | |
| SCH 120 to 180 | |
| ASME Standard | ASME B16.5 : 1/2″ To 24″ |
| ASME B16.47 : 24″ To 60″ | |
| ASME B16.36 : 2″ To 24″ | |
| ASME B16.48 : 2″ To 24″ | |
| Connection Types | Threaded / Welding |
| Pressure Class | Class 125 to 300 |
| Class 400 to 600 | |
| Class 900 to 1500 | |
| Testing | Hardness / Tensile / Impact / PMI Test |
| BS Standard | BS 10 / BS 4504 |
| Threads Types | FP / BSP/ NPT |
| MPT/ BSPT (Female) | |
| BSPP (Female & Male ) | |
| MNPT (Male) |
JIS Standard Fusion Bonded Epoxy Coating Slip On and Weld Neck Flang
| DIN Standards | EN Standards | JIS Standards |
|---|---|---|
| DIN 2633 | EN 1092-1 | JIS B2312 |
| DIN 2631 | EN 1092-2 | JIS B2311 |
| DIN 2543 | JIS B2220 | |
| DIN 2502 | ||
| DIN 2501 | ||
| DIN 2576 | ||
| DIN 2573 |
Flat and Raised Face FBE Lined Carbon Steel Blind Flanges in ASTM A105, A105N and A350 LF2 Grade
| Marking Symbol | Diagram | Face Types |
|---|---|---|
| FF |
|
Flat Face |
| RF |
|
Raised Face |
| LJRF |
|
Lap Joint Face |
| RTJ |
|
Ring Type Joint |
| M&F |
|
Male & Female Face |
| T&G |
|
Tongue & Groove Face |
Epoxy Coated Slip on Flanges Material
| Material | Grades |
|---|---|
| Carbon Steel Flanges | ASTM A105, A350 LF2, A694 F65/F60/F70 |
| Alloy Steel Flanges | ASTM A707 L1-L5, ASTM A182 F11/F22 |
| Stainless Steel Flanges | ASTM A182 F316/304/321, Duplex 2205 |
| GOST Steel Grades | 20K, 13KhFA, 09G2S, 12Kh18N10T |
Types of FBE Coated Flanges
FBE Coated Blind Flanges
FBE Lined Carbon Steel RTJ Flange
Epoxy Coated Long Weld Neck Flange
Epoxy Coated Socket Weld Flange
Epoxy Lining Plate Flange
FBE Coated Spectacle Blind Flange
Food Grade Epoxy Coated Orifice Flange
Epoxy Lined Carbon Steel Threaded Flange
Epoxy Lined Slip on Flanges
Epoxy Coated Lap Joint Flange
FBE Lined Carbon Steel Weld Neck Flange
FBE Lined Carbon Steel RF Flange
Ends Types of FBE Lined Carbon Steel Weld Flanges
Epoxy Coated Slip on Flanges Equipment

FBE Coated Flanges Sizes
| DN | ISO (PN) | D in (Millimeter) |
|---|---|---|
| 400 | 16 | 400 |
| 350 | 16 | 355 |
| 350 | 10 | 355 |
| 300 | 16 | 315 |
| 300 | 10 | 315 |
| 250 | 16 | 280 |
| 250 | 10 | 250 |
| 200 | 16 | 200 |
| 200 | 10 | 200 |
| 150 | 10/16 | 160 |
| 125 | 10/16 | 140 |
| 100 | 10/16 | 125 |
| 100 | 10/16 | 110 |
| 80 | 10/16 | 90 |
| 65 | 10/16 | 75 |
| 50 | 10/16 | 63 |
| 40 | 10/16 | 50 |
| 32 | 10/16 | 40 |
| 25 | 10/16 | 32 |
| 20 | 10/16 | 25 |
| 15 | 10/16 | 20 |
Advantages of FBE Lined Weld Neck Flanges

FBE Coated Flanges Process
Standards of Epoxy Coated Slip on Flanges
| Standards | Class | Sizes |
|---|---|---|
| Awwa C207 | Class B / D / E / F | 4″ to 144″ |
| MSS SP 44 | 150 lb to 900 lb | 22″to 48″ |
| BS 3293 | 150 lb to 600 lb | 26″to 48″ |
| EN 1092-1/2 | 2.5 to PN 400 | 3/8″to 80″ |
| ASME B16.48 | 150 lb to 2500 lb | 1/4″to 24″ |
| ASME B16.47 | 150 lb to 900 lb | 26″to 60″ |
| ASME B16.36 | 300 lb to 2500 lb | 1/4″to 24″ |
| ASME B16.5 | 150 lb to 2500 lb | 1/4″to 24″ |
FBE Lined Carbon Steel Weld Flanges Benefits
Manufacturing Methods of Epoxy Coated Slip on Flanges
| Methods | Forging | Standard |
|---|---|---|
| Cast |
|
ASTM A341 & MSS SP-51 |
| Plate |
|
ANSI B16.5 |
| Forged |
|
ASME B16.5 |
FBE Coated Flanges HSN Code
| Material | HSN Code |
|---|---|
| FBE Coated Flanges | 73079190 |
Different Grade Types of Epoxy Lined Steel Flanges
FBE Coated ASTM A105 Weld Neck Flange
Epoxy Lined Carbon Steel A350 LF2 Slip On Flange
FBE Lined Carbon Steel A694 F52 Socket Weld Flange
A105N FBE Coated Blind Flanges
SA694 F60 Epoxy Coated Plate Flange
FBE Coated A694 F65 Long Weld Neck Flange
Gaskets for Fusion Bonded Epoxy Coated Pipe Flanges
| Gaskets for Fusion Bonded Epoxy Coated Pipe Flanges | |
|---|---|
| FRP Gaskets | (Fiber Reinforced Plastic) |
| GRE Gaskets |
(Glass Reinforced Epoxy) |
| Natural Gaskets | |
| EPDM Gaskets | |
| Neoprene Gaskets | |
FBE Lined Carbon Steel Weld Flanges Pressure Classes
| ASME B16.5 | ASME B16.47 Series A | ASME B16.47 Series B |
|---|---|---|
| 150 PSI | 150 Lb | Class 75 |
| 300 PSI | 300 Lb | Class 150 |
| 600 PSI | 600 Lb | Class 300 |
| 900 PSI | 900 Lb | Class 400 |
| 1500 PSI | 1500 Lb | Class 600 |
| 2500 PSI | 2500 Lb | Class 900 |
| - | - | Class 1500 |
| - | - | Class 2500 |
Application of FBE Coated Flanges

Epoxy Lined Steel Flanges Torque Sequence
4 Bolt Flanges
8 Bolt Flanges
12 Bolt Flanges
16 Bolt Flanges
20 Bolt Flanges
24 Bolt Flanges
28 Bolt Flanges
32 Bolt Flanges










