
Weldo Flange Abstract
| Size in Ready Stock: | 1/2″ To 48″ | DN10 – DN5000 |
|---|---|
| Thread : | BSPP (Male & female), NPT, FPT, BSP, MNPT (Male), MPT/ BSPT (Female) |
| Approval : | SABIC, RINA, KPI, EIL, KNPC, Q CHEM, ADNOC, BAPCO, MA’ADEN, KOC, Saudi Aramco |
| Suited for: | High Pressure, Seawater |
| Standards: | ANSI B16.5, ANSI B16.47, ANSI B16.36, UNI 2277/2278, DIN, JIS, ANSI B16.48, BS 4504, EN1092, SABS1123, GOST-12820 |
| Raw Material Origin: | Indian, German, Korean, Japanese, UK, European |
| Pressure Class: | Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS |
| Types of Faces : | M/F (Male And Female), RTJ (Ring Type Joint), T/G (Tongue And Groove ), RF (Raised Face), FF (Flat Face) |
| Service Life : | 40+ years |
| MTC: | EN 10204/3.1B and 3.2 |
| RFQ: | support@pipingmaterial.ae |
Easiest Way To Find Stainless Steel Reducing Weldo Flanges Suppliers In UAE

Size In Ready Stock: 1/2″ to 48″ | DN10 – DN5000

Maximum Size: NPS 26 to NPS 60 For Large Diameter

Manufacturing Way: Forged, Heat treated and machined, Casting

Bolts Hole Number: 4 To 48

Corrosion Resistance: Seawater, High Pressure, High Temperature

Surface Finish: Spiral Serrated, Stock Finish, Mirror &, Anti-rust Coating

Application: Heavy Oil Refineries, Oil & Gas Industry, Chemical Industry, Nuclear Power Plants

Testing: Tensile Test, Hydrostatic Testing Machine, Hardness Testing, Pressure Shell Test
Documentation: Material Test Certificates (MTC), MTC EN 10204/3.1B
Packaging: Plastic Bag, Wooden Case, Carton Box, Custom
Value Added Services: Cutting, Polishing, Threading, Casting, Machining

Equipments: Electric Bevelling Machine, Pushing Machine, Press Machine, Sand-blasting Machine, Bending Machine
Get Quote Directly From Weldo Flange Suppliers in UAE
100% Tested Stainless Steel Weldoflange With MTC EN 10204 3.1/3.2
Direct Buy From Leading Carbon Steel Weldo Flange Manufacturers And Save Your Cost Of ASME B16.5 Weldo Flange. View Dimension

| Normal Pipe Size | A | B | C | D |
|---|---|---|---|---|
| 1/2 | 3/4 | 1.3/8 | 15/16 | 5/8 |
| 3/4 | 7/8 | 1.5/8 | 1.3/16 | 13/16 |
| 1 | 1.1/16 | 2 | 1.7/16 | 1.1/32 |
| 1½ | 1.5/16 | 2.7/8 | 2 | 1.5/8 |
| 2 | 1½ | 3½ | 2.9/16 | 2.1/16 |
| 3 | 1.3/4 | 4.13/16 | 3.11/16 | 3.1/16 |
| 4 | 2 | 6 | 4.3/4 | 4 |
| 5 | 2¼ | 7.1/8 | 5.9/16 | 5.1/16 |
| 6 | 2.3/8 | 8½ | 6.11/16 | 6.1/16 |
| 8 | 2.3/4 | 10.3/8 | 8.11/16 | 7.15/16 |
| 10 | 3.1/16 | 12.9/16 | 10.13/16 | 10 |
| 12 | 3.3/8 | 14.7/8 | 12.13/16 | 12 |
| 14 | 3½ | 16.1/8 | 14.1/16 | 13¼ |
| 16 | 3.11/16 | 18¼ | 16.1/16 | 15¼ |
| 18 | 4.1/16 | 20.3/4 | 18.5/8 | 17¼ |
| 20 | 4.5/8 | 23.1/16 | 20.1/16 | 19¼ |
| 24 | 5.3/8 | 27.7/8 | 25.1/8 | 23¼ |
Height of Raised Face Weldo Flange
| Class | RF Weldo Flange Height |
|---|---|
| #150 | 1/6″ |
| #300 | 1/6″ |
| #400 | 1/4″ |
| #600 | 1/4″ |
| #900 | 1/4″ |
| #1500 | 1/4″ |
| #2500 | 1/4″ |
Common Manufacturing Types of WeldoFlange
- Cast weldo flange
- CNC machined weldo flange
- Plate weldo flange (made from plate)
- Forged weldo flange
Cast, Plate & Forged Weldo Flange Material
| Forged | Plate | Cast |
|---|---|---|
| Ductile Iron Weldo Flange | ||
| ASTM B381 GR.F2 | – | ASTM B367 GR.C2 |
| Carbon Steel Weldo Flange | ||
| ASTM A105 weldo flange | ASTM A515 Grade 60 | |
| ASTM A105N CS | – | ASTM A216 Grade WCB and WCC |
| ASTM A350 Gr LF2 (CL 1& CL2) | – | ASTM A352 Grade LCB and LCC |
| ASTM A350 Gr LF3 | ASTM A352 LC3 | |
| ASTM A350 Gr LF6 | – | – |
| LTCS | – | ASTM A352 Grade LCC |
| ASTM A694 F42 | ASTM A572 Gr 42 | – |
| ASTM A694 F46 | – | – |
| ASTM A694 F50 | ASTM A572 Gr 50 | – |
| ASTM A694 F52 | – | – |
| ASTM A694 F60 | ASTM A572 Grade 60 | – |
| ASTM A694 F65 | ASTM A572 Grade 65 | – |
| ASTM A694 F70 | ASTM A572 Grade 70 | – |
| S235JRG2, P250GH, 1.4541, 1.4571 | – | – |
| Stainless Steel Weldo Flange | ||
| ASTM A182 F304 weldo flange | ASTM A240 304 | ASTM A351 CF8 |
| ASTM A182 304L | ASTM A240 304L | ASTM A351 CF3 |
| ASTM A182 310 | ASTM A240 310 | ASTM A351 CK20 |
| ASTM A182 F316 weldo flange | ASTM A240 316 | ASTM A351 CF8M |
| ASTM A182 316L | ASTM A240 316L | ASTM A351 CF3M |
| ASTM A182 316LN | ASTM A240 316LN | ASTM A351 CF3MN |
| ASTM A182 317 | ASTM A240 317 | ASTM A351 CG8M |
| ASTM A182 317 | ASTM A240 317L | ASTM A351 CG3M |
| ASTM A182 F347 | ASTM A240 347 | ASTM A351 CF8C |
| ASTM A182 F321 | ASTM A240 321 | – |
| ASTM A182 F904L | ASTM A240 904L | ASTM A351 CN2MCuN |
| ASTM A182 F6A | – | ASTM A217 CA15 |
| ASTM B462 UNS N08020 | ASTM B 463 N08020 | ASTM A351 CN7M |
| Copper Weldo Flange | ||
| ASTM B283 UNS C37700 | ASTM B152 UNS C10100 | ASTM B22/B22M |
| ASTM B124 UNS C63000 | – | – |
| Duplex / Super Duplex Weldo Flange | ||
| ASTM A182 F51 | ASTM A240 UNS S31803 | ASTM A351 CD3MN |
| ASTM A182 F53 | ASTM A240 UNS S32750 | A890 GR.5A CE3MN* |
| ASTM A182 F55 | ASTM A240 UNS S32760 | A890 GR.6A CD3MWCuN |
| Al 6XN | ASTM A240 UNS N08367 | ASTM A351 CN3MN |
| ASTM A182 F44 | ASTM A240 UNS S31254 | ASTM A351 CK3MCuN |
| ASTM A182 F60 | ASTM A240 UNS S32205 | – |
| Titanium Weldo Flange | ||
| ASTM B381 Grade F2 | ASTM B265 UNS R50400 | ASTM B367 GR.C2 |
| ASTM B381 Grade F3 | ASTM B265 UNS R50550 | ASTM B367 GR.C3 |
| Copper Nickel Weldo Flange | ||
| Copper nickel 90/10 : ASTM B151 UNS C70600 | ASTM B122 CU-Ni 90/10 | ASTM B466 CuNi10Fe 1Mn |
| Copper nickel 70/30 : ASTM B151 UNS C71500 | ASTM B122 CU-Ni 70/30 | ASTM B466 CuNi30Mn1FE |
| EEMUA 234 : UNS 7060X | – | – |
| EEMUA 145 | – | – |
| EN 1652/ 12420/124491 | – | – |
| Nickel Alloy Weldo Flange | ||
| Inconel 800 – ASTM B564 | ASTM B409 UNS N08800 | A484 CU 5MCuC* |
| Inconel 825 – ASTM B564 | ASTM B409 UNS N08825 | A484 CU 5MCuC* |
| Inconel 600 – ASTM B564 | ASTM B168 UNS N06600 | A494 CY40* |
| Inconel 601 – ASTM B564 | ASTM B168 UNS N06601 | – |
| Inconel 625 weldo flange – ASTM B564 | ASTM B168 UNS N06625 | A494 CW6MC* |
| Monel 400 weldo flange – ASTM B564 | ASTM B127 UNS N04400 | A494 M35-1 |
| Monel K500 – ASTM B564 | ASTM B127 UNS N05500 | A494 M30H |
| Hastelloy C-22 – ASTM B366 | ASTM B575 UNS N06022 | ASTM A494 CX2MW |
| Hastelloy C276 weldo flange – ASTM B366 | ASTM B575 UNS N10276 | ASTM A494 CW12MW |
| Alloy Steel Weldo Flange | ||
| ASTM A182 Grade F5A & F5 | ASTM A387 Grade 5 | ASTM A217 Gr C5 |
| ASTM A182 F1 | – | – |
| ASTM A182 F9 | ASTM A387 Grade 9 | ASTM A217 Gr C12 |
| ASME/ ASTM A182 F11 | ASTM A387 Grade 11 | ASTM A217 Gr WC6 |
| ASTM A182 F22 | ASTM A387 Gr 22 | ASME/ ASTM A217 Grade WC9 |
| ASTM A182 F91 | ASTM A387 Gr 91 | ASTM A217 Grade C12A |

How To Identify The Different Types of Weld O Flange With Configurations ?
| Type | Configuration |
|---|---|
| Weldoflange |
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| Latroflange |
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| Elboflange |
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| Nipoflange |
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| Reinforced Nipoflange |
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Call Now For A Free Sample, Which Can Be Arranged From The Cities Specified Below
| Fujairah | Umm Al Quwain | Sharjah | Doha |
|---|---|---|---|
| Ras Al Khaimah | Muscat | Riyadh | Dubai |
| Saudi Arabia | Abu Dhabi | Ajman | Al Jubail |
ASME B16.5 Weldo Flange Face Types

| Type | Weldoflange Sealing Way |
|---|---|
| FF | Flat face weldo flange |
| Ring Type Joint | RTJ weldo flange |
| RF | Raised face weldo flange |
Copper Nickel Weldo Flange Specification
| Cu-Ni Weldo Flange Sizes | Outer & Drilling Diameter Of Cupro Nickel Weldoflange | Large Size Of Copper Nickel Weldoflange Fittings |
|---|---|---|
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Accoding to MSS SP-44 |
| Pressure Class Of UNS C70600 Weld O Flange in Bar | Composite CUNI Reducing Weldoflange Are Manufactured From | Recommended Copper Nickel Promat Weldoflange Hardware |
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| Coating Types Of Copper Nickel Weldo Flange | Two Types Of C70600 Weldoflange | Application Of Cu-Ni Weld O Flange |
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Before You Buy Stainless Steel Weldo Flange In GCC Countries Check The Manufacturing Origin, View ASME B16.47 Weldoflange Advantages
Stainless Steel Weldo Flange Advantages
- Integrated design
- Pressure integrity
- Enhanced stability
- Secure attachment
- Efficient sealing
- Versatility in sizing
- Strength and durability
| NPS | DN | 150# | 300# | 600# | 900# | 1500# | 2500# |
|---|---|---|---|---|---|---|---|
| 1/2 | 15 | 1.0 | 1.0 | 1.0 | 2.5 | 2.5 | 3.5 |
| 3/4 | 20 | 1.5 | 2.0 | 2.0 | 3.0 | 3.0 | 4.0 |
| 1 | 25 | 2.0 | 2.0 | 2.0 | 4.5 | 4.5 | 6.0 |
| 1 1/2 | 40 | 3.0 | 4.0 | 4.5 | 7.0 | 7.0 | 12.0 |
| 2 | 50 | 4.0 | 5.0 | 6.5 | 12.5 | 12.5 | 20.0 |
Sales Representatives Are Available To Provide Prompt Quotes
| Country | Cities |
|---|---|
| Netherlands | Amsterdam |
| Netherlands | The Hague |
| Belgium | Brussels |
| Netherlands | Haarlem |
| Belgium | Meeuwen-Gruitrode |
| Belgium | Seraing |
| Netherlands | Eindhoven |
| Belgium | Ghent |
| Netherlands | Rotterdam |
| Belgium | Leuven |
| Belgium | Westerlo |
| Belgium | Antwerp |
Alloy Steel Weldo Flange Temperature Range
| Alloy | Grade | UNS | Forged weldo flange | Casting weldo flange | DIN | WNR | Temperature range |
|---|---|---|---|---|---|---|---|
| Moly steel weldo flange | C-1/2Mo | K12822 | ASTM A182 Gr F1 cl2 | ASTM A217-WC1 | 15M03 | 1.5415 |
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| Alloy steel chrome moly weldo flange | 1.1/4Cr-1/2Mo | K11572 | ASTM A182 Gr F11 cl2 | ASTM A217 WC6 | 13CRM044 | 1.7335 |
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| 2.1/4Cr-1Mo | K21590 | ASTM A182 Grade F22 cl3 | ASTM A217 Gr WC9 | 10CRM0910 | 1.7380 |
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| 5Cr-1/2Mo | K41545 | ASTM A182 Grade F5/F5a | ASTM A217 Gr C5 | 12CRMO195 | 1.7362 |
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| 9Cr-1Mo | K90941 | A182 Gr F9 | A217-C12 | X 12 CrMo 9 1 | 1.7386 |
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| 9Cr-1Mo-V | A182 Gr F91 | A217-C12A | X 10 CrMoVNb 9 1 | 1.4903 |
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| Alloy steel weldo flange | AISI 4130 weldo flanges | G41300 | ASTM A182 | ASTM A217/M | – | 1.7218 |
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International Standards Of Reducing Weldoflange
| South Korean and China | Malaysia | France | Canada |
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| USA | Europe | Germany | Japan |
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| Australia & UK | Europe | Russia | Italy |
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Buy Nickel Alloy Weldoflange And Alloy Steel Weldo Flange In Class 150 To 2500 At Best Price In Bahrain
Weldo Pipe Flange Pressure Class
- 5K
- 10K
- 16K
- 20K
- 30K
| EN 1092-1 weldo flange |
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|---|---|
| SANS/SABS 1123 weldo flange |
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| ASME B16.5 weldo flange |
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What Coating Needs To Be Done For ASME B16.5 Weldo Flanges ?
- Oil Black Paint
- Anti-rust Paint
- Zinc Plated
- Cold And Hot Dip Galvanized
- Yellow Transparent
Associate Traders And Importers Available In Below Locations For Quick Deliveries
| MENA | Libya, Morocco, Tunisia, Algeria, Israel, Egypt, Palestine |
|---|---|
| Middle East Countries | Lebanon, Qatar, Saudi, Bahrain, UAE, Kuwait, Iraq, Jordan, Iran, Syria, Yemen |
| Africa | South Africa, Nigeria, Morocco, Kenya, Tunisia, Egypt, Algeria |
Additional Information Of Weldo Flange
| Manufacturing standard | Standard Size Range | Pressure class |
|---|---|---|
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Contact above Weldo Flange Suppliers in UAE & manufacturers for lowest price in UAE, Qatar, Oman & Saudi Arabia |
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| Manufacturing Technique | Thickness | Value added services |
Get from the best zero-rejection Weldo Flange Suppliers in UAE, KSA, South Africa, Egypt, Middle East, Oman, and Saudi Arabia. |
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| Refer SS Weldo Flange Inspection Criteria | Packaging and Marking | Testing |
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| Face Types | Surface Finish | Bolts Holes |
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Piping Material Introduces Trusted Names Of Distributors And Wholesalers Of Class 150 LBS Weldoflange And Duplex Weldo Flange In The Middle East. View Applications
ANSI B16.5 Class 150 Weldoflange Applications
- Chemical Industry
- Fabrication Industry
- Plumbing
- Water Supply Systems
- Power Plant
- Structural Pipe
- Paper & Pulp Industry
- Oil And Gas Pipeline
- Food Processing Industry
Technical Consultant Are Placed In Below Locations To Resolve All Technical Query
| Region | City | Country |
|---|---|---|
| Middle East | Dubai | United Arab Emirates |
| Middle East | Riyadh | Saudi Arabia |
| Middle East | Abu Dhabi | United Arab Emirates |
| Middle East | Dammam | Saudi Arabia |
| Africa | Abuja | Nigeria |
| Middle East | Doha | Qatar |
| Middle East | Jeddah | Saudi Arabia |
| Middle East | Kuwait City | Kuwait |
| MENA | Casablanca | Morocco |
| MENA | Cairo | Egypt |
| Africa | Cape Town | South Africa |
| Africa | Johannesburg | South Africa |
| Africa | Lagos | Nigeria |
How To Choose The Right Weldo Flange For Your Industries ?
- Check Temperature range
- See Pressure rating
- Material compatibility
- Consider the ease of installation
- Determine the size and dimensions
- Easy welding process


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