Home > Stainless Steel Flanges > Stainless Steel 303 Flanges
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Material |
Stainless steel 303 Flanges |
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Standard |
ASME/ANSI B16.5 ASME B16.47(A) ASME B16.47(B) ASME B16.48 |
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Type |
SO WN SW TH LJ BL |
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Size |
1/2″-24″ 26″-72″ |
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Pressure |
75Lb-2500Lb |
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Surface |
Anti-rust Oil, Transparent/Yellow/Black Anti-rust Paint, Zinc ,Flame Plating |
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Facing |
FF RF MFM TG RJ |
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Producing process |
Billet-cutting-forging-heating-lathe-drilling-inspection-marking-packing-export-din flange |
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Package |
Plywood cases or pallet ,or as customers’ requirement |
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Applications |
Petroleum, chemical, power, gas, metallurgy, shipbuilding, construction, etc |
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Inspection |
ANSI Flange accept Factory in-house or third party inspection |
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Process |
Forged and casting |
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Payment item |
T/T |
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Grade |
C |
Mn |
Si |
P |
S |
Cr |
Mo |
Ni |
N |
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Stainless Steel 303 |
0.15 max |
2 max |
1 max |
0.20 max |
0.15 min |
17.0-19.0 |
– |
8 – 10 |
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STANDARD |
WERKSTOFF NR. |
UNS |
JIS |
BS |
GOST |
AFNOR |
EN |
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Stainless Steel 303 |
1.4305 |
S30300 |
SUS 303 |
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 Stainless Steel 303 Flanges as per DIN, ISO, JIS or ANSI Standard.
Corrosion resistance: Stainless steel 303 contains chromium and nickel for high corrosion resistance, making it suitable for use in a variety of wet, chemical and salt environments
Heat Resistance: Stainless steel 303 exhibits excellent resistance to high-temperature impact and oxidation, making it suitable for applications where flanges may be hot
High Strength: Although not as high as some other stainless steels such as 304 or 316, Stainless Steel 303 still provides enough strength for many applications, where it is needed flanges withstand moderate to heavy stresses or loads
Excellent weldability: Stainless steel 303 provides excellent weldability, making it easier to form flanges by the welding process without significant risk of cracking or distortion
Machining: One of the main advantages of 303 stainless steel is its exceptional machinability. This grade is designed for easy machining, making it cost-effective and efficient for flange manufacturing with complex designs or tight tolerances.
Stainless Steel 303 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.
Piping systems: Stainless steel 303 flanges connect pipes, valves, pumps, and other components in piping systems. They provide a safe, leak-proof connection, especially in high-pressure or corrosive environments.
Aerospace: Stainless steel 303 flanges are used in aerospace engineering, especially in applications where high strength, corrosion resistance, and lightweight materials are required. They are used in aircraft fuel systems, hydraulic systems, and building materials.
Oil and Gas: In the oil and gas industry, stainless steel 303 flanges are used in pipelines, offshore platforms, and refineries in hot environments and high temperatures. Their durability and corrosion resistance make them suitable for such demanding applications.
Food and Beverage Industry: Stainless steel is commonly used in the food and beverage industry due to its ability to resist corrosion and maintain hygiene standards. Flanges made of this material are used in processing equipment, pipes and tanks.
Chemical Applications: Stainless steel 303 flanges are preferred in applications such as chemical processing where corrosion resistance is required. They can withstand exposure to aggressive chemicals, such as acids and alkalis, without degradation or degradation.
Rationale for Stainless Steel 303: Stainless steel 303 is a free-machined form of basic 18-8 grade 304, with added sulfur or selenium for better mechanical properties. It provides excellent corrosion resistance and is easy to assemble and weld together.
Consider machinability: One of the main advantages of stainless steel 303 is its improved machinability due to the addition of sulfur or selenium. If your application involves heavy-duty machining, the 303 flange may be appropriate.
Check mechanical properties: Stainless steel 303 is suitable for many applications. However, if your application requires more complexity, you may need to choose a different grade with improved mechanical properties.
Check for corrosion resistance: Stainless steel 303 provides excellent corrosion resistance in rough environments. However, if your project involves harsh chemicals or high levels of corrosion, you may want to consider other highly corrosion-resistant stainless steels, such as 304 or 316
Know Application Requirements: Identify the specific application for which you need the flange. Consider factors such as temperature, pressure, chemicals, and environment. Different applications may require different grade specifications for stainless steel flanges.
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