BEST PIPELINE EQUIPMENT CO.,LTD
| Facetype | Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ) |
| Productname | Welding Neck Flange |
| Type Flange | Wn Flange |
| Endconnection | Butt Weld |
| Endtype | Long Weld Neck |
| Flange Face | RF, FF |
| Corrosion Resistance | High (depending On Material Grade) |
| Stainless Flanges | Duplex Stainless Steel Flanges |
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Product Specification
| Facetype | Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ) | Productname | Welding Neck Flange |
| Type Flange | Wn Flange | Endconnection | Butt Weld |
| Endtype | Long Weld Neck | Flange Face | RF, FF |
| Corrosion Resistance | High (depending On Material Grade) | Stainless Flanges | Duplex Stainless Steel Flanges |
| High Light | 1.4541 321 Stainless Weld Neck Flange ，PN16 Raised Face Weld Neck Flange ，Corrosion Resistant Weld Neck Flange | ||
The Welding Neck Flange is a high-performance flanged component designed for reliable and durable connections in piping systems. Featuring a Long Weld Neck end type, this flange ensures smooth stress transition between flange and pipe, minimizing stress concentration and enhancing pipeline integrity.
Manufactured in accordance with ANSI B16.25 standards with a Bevel End for seamless butt weld connections, this flange provides strong, leak-proof joints capable of withstanding rigorous operating conditions. Ideal for high-pressure and high-temperature applications across various industrial sectors.
| Parameter | Specification |
|---|---|
| Product Name | Welding Neck Flange |
| End Connection | Butt Weld |
| Technics | Forged |
| Pressure Rating | Class 150 To Class 2500 |
| Stainless Flanges | Duplex Stainless Steel Flanges |
| Flange Face | RF, FF |
| Corrosion Resistance | High (depending On Material Grade) |
| Lwn (Length) | L=697MM |
| End | Bevel End ANSI B16.25 |
| Material - Carbon | Carbon Steel |
Essential for high-pressure piping systems in oil and gas, petrochemical, and power generation industries. The butt weld end connection provides secure joints that prevent leaks and maintain system integrity under extreme conditions.
Ideal for steam lines, hydraulic systems, high-temperature service lines, chemical processing plants, marine environments, and food processing industries where corrosion resistance and reliability are paramount.
Available in pressure ratings from Class 150 to Class 2500 with Long Weld Neck (LWN) length of 697MM. We offer precision-engineered Duplex 2205 Weld Neck Flanges complying with EN 1092-1 standards, along with specialized items including 10CrMo9-10 Blind Flanges and EN 1092-1 X2CrNiMoN22-5-3 PN40 flanges.
Custom fabrication available to meet specific project requirements with premium quality materials and exact specifications.
Comprehensive technical support including product selection guidance, installation instructions, and maintenance tips. Our engineering team provides detailed specifications and compatibility information.
Services include custom fabrication, quality inspection, and rigorous testing to ensure compliance with international standards. Troubleshooting assistance and warranty support available for all products.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Importer,Exporter,Trading Company,Seller,Other
Year Established:
2010
Total Annual:
1000000-5000000
Employee Number:
116~209
Ecer Certification：
Verified Supplier
Best Alloy Engineering Alloy Pipe as s a reference point for excellence in the manufacture and distribution of fittings, piping, bends, forged flanges , clad products and specialties for the upstream, midstream and downstream sectors of oil & gas, thermal and nuclear power generation. The C... Best Alloy Engineering Alloy Pipe as s a reference point for excellence in the manufacture and distribution of fittings, piping, bends, forged flanges , clad products and specialties for the upstream, midstream and downstream sectors of oil & gas, thermal and nuclear power generation. The C...
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