Alloy Steel Gr 9 Flanges

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Alloy Steel Gr 9 Flanges Manufacturer, Exporter and Supplier in Dubai, UAE

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Alloy Steel Grade 9 (Gr 9) flanges stand as pivotal components within piping systems, valued for their excellent mechanical prowess. These flanges are carefully custom-built from alloy steel, celebrated for its remarkable strength, resilience, and resistance to abrasion. Alloy Steel Grade 9 incorporates a composition enriched with elements such as chromium, molybdenum, nickel, or vanadium, strategically blended to impart distinct characteristics to the material. The inherent properties of this alloy make Grade 9 flanges exceptionally well-suited for applications requiring robust performance in demanding conditions, ensuring steadfast reliability and extended service life across a spectrum of industrial environments.

Alloy Steel Gr 9 Flanges Specifications

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)

Alloy Steel Gr 9 Flanges Chemical Composition

GradeCMnPSSiNiChMoCb
F90.150.30-0.600.0300.0300.50-1.008.0-10.00.90-1.10

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Alloy Steel Gr 9 Flanges Mechanical Properties

GradeTensile Strength (MPa) minYield Strength 0.2% Proof (MPa) minElongation (% in 50mm) minHardness
Rockwell B (HR B) maxBrinell (HB) max
F958538020179-217

Top Alloy Steel Gr 9 Flanges Manufacturing Company in Dubai

At PipingMart, we take pride in being the largest supplier and manufacturer in the UAE, offering cutting-edge solutions for all your piping needs. With state-of-the-art production plants strategically located in the UAE, we boast a vast inventory of over 25,000 tons of premium-quality materials readily available in stock.

Contact us to get a quick quote for your requirement.

We offer These Alloy Steel Gr 9 Flanges as per DIN, ISO, JIS or ANSI Standard.

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Advantages of Alloy Steel Gr 9 Flanges

  • 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.

Types of Alloy Steel Flanges

Slip-On Flanges
Weld Neck Flanges
Blind Flanges
Threaded Flanges
Threaded Flanges
Socket Weld Flanges
Lap Joint Flanges

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Alloy Steel Gr 9 Flanges Uses

Application Industry

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.

Oil & Gas Industry

Aerospace Industry

Petro Chemical Industry

Power Generation Industry

  • 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

How to Choose the Right Alloy Steel Gr 5 Flanges

  • 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.

Are Alloy Steel Gr 9 Flanges weldable?

Alloy Steel Grade 9 (Gr 9) flanges are weldable using common welding techniques like TIG (Tungsten Inert Gas) or MIG (Metal Inert Gas). However, proper preheating and post-weld heat treatment may be necessary to prevent issues such as cracking and maintain desired mechanical properties.

FAQ (Frequently Asked Questions)

Are Alloy Steel Gr 9 Flanges suitable for hygienic and sanitary applications?

Alloy Steel Grade 9 (Gr 9) flanges are not typically recommended for hygienic and sanitary applications due to their composition, which may not meet the stringent cleanliness requirements. Stainless steel or other corrosion-resistant alloys are more commonly used in industries such as food, pharmaceuticals, and biotechnology for sanitary applications.

Can Alloy Steel Gr 9 Flanges be recycled after use?

Yes, Alloy Steel Grade 9 (Gr 9) flanges can be recycled after use. Alloy steels are commonly recycled through processes such as melting and refining to recover the valuable metal content. Recycling helps conserve resources and reduce the environmental impact associated with metal production.

Can Alloy Steel Gr 9 Flanges be used for underground applications?

Alloy Steel Grade 9 (Gr 9) flanges are suitable for underground applications where corrosion resistance and strength are required. However, proper protective coatings or cathodic protection may be necessary to mitigate corrosion risks from soil moisture and other underground environmental factors, ensuring long-term performance and durability.

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