We specialize in supplying high-quality flanges designed to ensure secure, leak-proof connections in industrial piping networks. Our flanges are manufactured to exacting standards, offering durability, corrosion resistance, and compatibility with a wide range of fluids and pressures. Ideal for oil and gas, chemical processing, water treatment, and power generation, our products guarantee reliability in demanding environments.
|
Parameter |
Range/Options |
|
Types |
Weld Neck, Slip-On, Blind, Socket Weld, Lap Joint, Threaded, Orifice |
|
Sizes (NPS) |
½" – 48" (DN15 – DN1200) |
|
Pressure Ratings |
PN6-PN100 (EN); Class 150–2500 (ASME) |
|
Materials |
Carbon Steel (A105), SS304/316, Alloy Steel (F11/F22), Duplex (UNS S31803) |
|
Face Types |
Flat Face (FF), Raised Face (RF), Ring-Type Joint (RTJ) |
|
Applications |
Pipelines, pressure vessels, pumps, valves, heat exchangers |
|
Standard |
Scope |
Key Features |
|
ASME B16.5 |
Pipe flanges for North American markets |
Class 150–2500, RF/RTJ face types, NPS up to 24" |
|
EN 1092-1 (DIN) |
European flange specifications |
PN6-PN100, Type 01-05 (flat/raised face) |
|
JIS B2220 |
Japanese industrial standards |
5K/10K/16K/20K/30K pressure ratings |
|
GB/T 9119 |
Chinese national standard |
PN0.25-PN25, compatible with international systems |
|
API 6A |
Wellhead and Christmas tree flanges |
2,000–15,000 psi, sour service (H2S-resistant) |
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