Home > Alloy Steel > Alloy Steel Gr 9 Flanges
Specifications : ASTM A182 / ASME SA182
Dimensions : ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.
Standard : ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc.
Size : 1/2″ to 36″
Class / Pressure : 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.
Flange Face Type : Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| F9 | 585 | 380 | 20 | – | 179-217 |
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We offer These Alloy Steel Gr 9 Flanges as per DIN, ISO, JIS or ANSI Standard.
High strength: Alloy steel grade 9 contains elements such as chromium, molybdenum and vanadium, contributing to its excellent strength characteristics. This makes grade 9 flanges suitable for high-pressure and high temperature applications, such as in petrochemical and power generation in the industry
Versatility: Grade 9 alloy steel flanges are available in various styles, such as weld neck, slip-on, blind, socket weld, and threaded flanges, for flexibility in installation and assembly methods. This versatility makes them suitable for various roles in handling applications in various industries.
Weldability: Alloy steel grade 9 can be easily welded using normal welding methods. This allows for complex structures and assemblies and flexibility in design and execution.
High-Temperature Performance: Grade 9 alloy steel retains mechanical properties even at high temperatures, making it suitable for applications where high exposure temperatures are common. This includes industries such as oil treatment, chemical processing and thermoelectric performance.
Corrosion Resistance: Grade 9 alloying elements, especially chromium, increase resistance to corrosion, oxidation and sulfidation. This makes Grade 9 flanges ideal for corrosive or high-humidity environments.
Since alloy steel Gr 9 flanges have excellent mechanical qualities and are resistant to wear corrosion, and high temperatures, they are widely used in various industries. These flanges are widely used in the oil and gas, petrochemical, power generation, and aerospace industries. They play an important part in joining equipment, valves, and pipe systems. They are perfect for applications exposed to severe operating conditions, such as high temperatures, high pressures, and corrosive environments, because of their exceptional strength, toughness, and wear resistance.
Petrochemical Industry: In the petrochemical industry, AS Gr 9 flanges are used to connect pipes, valves and equipment handling corrosive liquids such as acids, alkalis and hydrocarbons
Power applications: Flanges made of AS Gr 9 are used in power plants, especially in applications such as boilers, heat exchangers, and steam turbines, where high temperature and pressure conditions exist
Oil and Gas Industry: AS Gr 9 flanges find applications for connecting pipelines and equipment in harsh environments with high temperatures and pressures on offshore and onshore oil and gas platforms
Chemical Applications: In the chemical industry, these flanges are used in piping systems for dealing with chemical degradation and high-pressure
Compatibility: Make sure alloy steel grade 5 suits your specific application. Consider factors such as the flanges’ temperature, pressure, and chemical composition. Grade 5 alloy steel usually offers good strength and corrosion resistance, but always insist on matching your operating conditions.
Pressure and Temperature Analysis: Consider your system’s operating pressures and temperatures to select flanges with the correct pressure and temperature. Grade 5 alloy steel flanges typically provide high thermal and compressive capacity, but you must insist they meet or exceed your design requirements.
Size and Dimensions: Determine the required flange size and dimensions based on the specifications of your piping system. Flange sizes are generally determined by nominal pipe size (NPS) and pressure rating. Ensure the flanges match your installation’s pipe size and pressure requirements.
Standards Compliance: Ensure flanges meet relevant standards and specifications such as ASTM, ASME, ANSI, or DIN. Adherence to standards ensures quality, efficiency and interchangeability.
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