Home > Stainless Steel Flanges >Stainless Steel 304H Flanges
| Standard | ASTM A182 / ASME SA182 |
| Dimensions | ANSI/ASME B16.5, B 16.47 A & B, B16.48, BS4504, BS 10, EN-1092, DIN |
| Standard | ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges |
| Size | 1/2″ (15 NB) to 48″ (1200NB) |
| Class/Pressure | 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 |
| Flange Face Type | Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ) |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
| 304H | 0.10 | 2.0 | 0.75 | 0.045 | 0.03 | 18 – 20 | – | 8 – 10.5 | – |
Grade
| Density | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | |||||
| 304H | 8.0 g/cm3 | 515 | 205 | 35 | 92 | 201 |
At Koasteel, we take pride in being the largest supplier and manufacturer in the New Zealand, delivering innovative solutions for all your piping requirements. With advanced production facilities strategically situated in the New Zealand, we maintain an extensive inventory of more than 25,000 tons of top-quality materials kept ready in stock.
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We supply these Stainless Steel 304H Flanges conforming to DIN, ISO, JIS or ANSI Standard.
Corrosion resistance: Stainless steel 304H is recognized for its outstanding resistance to corrosion, which makes it appropriate for numerous applications, including those involving high water or chemical exposure. This resistance to corrosion supports the flange’s soundness and longevity, even under extreme conditions.
Sanitary properties: Stainless steel 304H has a nonporous surface and cleans easily, which makes it appropriate for applications where hygiene matters, such as food and beverage production, pharmaceuticals and healthcare.
Easy to manufacture: Stainless steel 304H shapes and welds readily, which makes it simple to produce flanges in a range of forms and dimensions to meet particular application needs. This adaptability in fabrication supports customization and guarantees that the flanges can be fitted securely into systems.
Strength and durability: Stainless steel 304H demonstrates outstanding tensile strength and stiffness, delivering excellent structural soundness and strength. This strength guarantees that the flanges can endure high and mechanical stresses without deforming or failing, adding to the dependability and safety of the whole system.
High thermal resistance: The “H” in 304H signifies higher carbon content, which boosts its strength and high thermal resistance relative to standard 304 stainless steel This makes 304H flanges appropriate for high-temperature applications, such as heat exchangers, boilers, and other industrial production processes
Stainless Steel 304H Flanges possess outstanding mechanical properties and withstand wear corrosion, and elevated temperatures, making them common across many industries. These flanges see extensive use in the oil and gas, petrochemical, power generation, and aerospace sectors. They serve a vital role in connecting equipment, valves, and piping systems. Thanks to their remarkable strength, toughness, and resistance to wear, they are ideally suited for applications subjected to harsh operating conditions, including high temperatures, high pressures, and corrosive surroundings.
Petrochemical Industry:Stainless steel 304H flanges join pipes, valves and other equipment in petrochemical facilities. Because they resist corrosion and remain stable at high temperatures, they are well suited to handling a range of chemicals and operating conditions.
Chemical and biotechnology: Stainless steel 304H flanges are applied in sanitary piping systems across the pharmaceutical and biotech industries. The smooth, corrosion-resistant materials satisfy strict hygiene requirements and prevent contamination time which are being done.
Power Generation: Power generation, spanning fossil fuel, nuclear, and renewable energy, employs Stainless Steel 304H flanges in piping systems carrying hot water, water and other fluids. Their high temperature and resistance to energy demands in energy production make them valuable in such applications.
Chemical applications: Chemical plants rely on stainless steel 304H flanges to manage various acids, alkalis and corrosive chemicals. They deliver dependable connections that withstand degradation even amid aggressive chemicals.
Oil and Gas Industry: Oil and natural gas refineries deploy stainless steel 304H flanges in pipeline systems to move crude oil, refined products, and natural gas Hydrocarbon acids found in these areas. They can endure the degradation of the original materials.
Operating conditions:Take into account the operating conditions, such as temperature, pressure, and any corrosive substances that may be present. Stainless steel 304H works well in high-temperature settings. It provides outstanding resistance to corrosion, but when conditions are particularly severe, you might have to opt for a higher-grade stainless steel or an entirely different material.
Standards and Specifications: Make sure that stainless steel 304H flanges meet the applicable industry standards and specifications, including ASTM, ASME, ANSI, and DIN standards. Meeting these standards guarantees the quality, performance, and flexibility of the flange.
Flange Type: Choose the right type according to the application and the layout of the piping system. Common uses include weld necks, slip-ons, threaded socket welds, and blind flanges. Every method comes with its own benefits and drawbacks, so pick the one that best fits your design and maintenance requirements.
Size and Dimensions: Figure out the necessary size, stress level, and thickness of the flanges based on the piping system being installed. Verify compatibility with the current equipment and piping components to deliver sufficient and portable connections so
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