Home > Stainless Steel Flanges >Stainless Steel 310H Flanges
Stainless Steel 310H flanges stand as essential elements in piping systems, renowned for their outstanding mechanical capabilities and corrosion resistance. Crafted to order from Stainless Steel 310H, a grade valued for its impressive high-temperature performance and durability, these flanges are engineered to satisfy demanding specifications. Featuring a makeup abundant in chromium, nickel, and elevated carbon content, Stainless Steel 310H displays exceptional resistance to oxidation and sulfidation at high temperatures, rendering it essential in uses that require endurance against intense heat and corrosive conditions. Furthermore, its alloying components lend to enhanced mechanical properties, such as notable strength, longevity, and resistance to deformation. The combination of these qualities establishes Stainless Steel 310H flanges as a foundation across numerous industries, guaranteeing reliable performance and durability even in the toughest operational environments.
| 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 | |
| 310H | min. | 0.04 | – | – | – | – | 24.0 | – | 19.0 | – |
| max. | 0.10 | 2.00 | 1.00 | 0.045 | 0.030 | 26.0 | 21.0 | |||
| 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 | ||||
| 310H | 515 | 205 | 40 | 95 | 217 |
At Sumakhsteel, we’re proud to be the largest supplier and manufacturer in the USA, delivering advanced solutions for every one of your piping requirements. Backed by modern production facilities strategically situated across the USA, we maintain an extensive inventory of more than 25,000 tons of top-quality materials kept ready in stock.
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We provide these Stainless Steel 310H Flanges conforming to DIN, ISO, JIS or ANSI Standard.
High Temperature: Stainless steel 310H is designed to endure elevated temperatures, which makes it well-suited for use in sectors like chemical processing, heat treatment, and furnace components
Versatility: The adaptability of the 310H stainless steel flange enables its use across a broad range of applications, such as pipeline systems, pressure vessels, boilers, and other industrial equipment
Strength and Durability: Stainless steel 310H demonstrates excellent strength and toughness even under high temperatures, making it appropriate for use in demanding environments where mechanical stresses pose a challenge.
Oxidation resistance: The elevated chromium content of 310H stainless steel aids in resisting oxidation at high temperatures, delivering durability and performance under severe operating conditions
Corrosion Resistance: 310H stainless steel features high amounts of chromium and nickel that provide strong corrosion resistance across a range of environments, including those with high concentrations of acids and alkalis
Stainless Steel 310H Flanges offer outstanding mechanical properties and stand up to 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 key role in connecting equipment, valves, and piping systems. Thanks to their remarkable strength, toughness, and resistance to wear, they are ideal for uses subjected to demanding operating conditions, including high temperatures, high pressures, and corrosive surroundings.
Chemical applications: 310H flanges serve in pipeline setups to carry corrosive chemicals and acids under high temperatures and pressures within chemical plants
Power Generation: They are built into boiler parts, steam lines and turbine systems in power plants, along with exhaust systems, which must withstand high temperatures
Heat Processing: Stainless steel 310H flanges find application in heating ovens, furnaces and heat processing equipment where resistance to oxidation and high temperatures matters
Oil and Gas Industry: These flanges are employed in oil refineries, offshore platforms and petrochemical plants to join pipelines, valves and equipment components subjected to high temperatures and hot weather
Operating Conditions: Get to know the operating environment, taking into account temperature, pressure, and corrosion exposure. Stainless steel 310H works well for high-temperature applications, but confirm that it can handle the particular conditions of your application.
Pressure: Take into account how much pressure your application demands. Verify that the stainless steel 310H flange you select has a pressure rating that aligns with your system’s operating pressure to avoid leakage or structural failure.
Size and Dimensions: Define the necessary size and thickness of the flanges according to the piping system or equipment being connected. Since flanges are available in a range of sizes and pressure ratings, make certain they satisfy your system’s specifications.
Corrosion Resistance: Assess the corrosion risk of your application. Stainless steel 310H offers outstanding corrosion resistance, particularly under acidic and high-temperature conditions. That said, if your application involves highly damaging chemical exposure, consult a materials engineer to confirm its suitability.
Yes, Stainless Steel 310H Flanges can be welded thanks to their makeup, which contains elevated amounts of chromium and nickel. They demonstrate good weldability with standard welding techniques like shielded metal arc welding (SMAW), gas tungsten arc welding (GTAW), and gas metal arc welding (GMAW).
Yes, Stainless Steel 310H Flanges have excellent recyclability. They can be melted and repurposed to manufacture new stainless steel products while retaining their natural properties. Recycling stainless steel contributes to preserving natural resources, lowering energy usage, and reducing environmental impact.
Stainless Steel 310H Flanges are suitable for underground uses where resistance to corrosion and long-lasting performance are essential. Because they resist corrosion, even in acidic and high-temperature settings, they work well for underground piping systems across industries like oil and gas, chemical processing, and wastewater management.
When installing Stainless Steel 310H Flanges, take into account correct alignment, bolt torque specifications, gaskets fit for elevated temperatures and corrosive settings, and suitable welding methods if needed. Make sure the flanges are defect-free, clean, and adequately lubricated to avoid galling while being installed.
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