Home > Super Duplex > Super Duplex Steel S32750 Fasteners
Super Duplex Steel Fasteners S32750are sturdy mechanical fittings extensively used throughout a variety of industrial environments to firmly connect several parts. tailor-made from super duplex grade stainless steel, these fasteners are shaped from an alloy celebrated for its outstanding corrosion resistance and impressive longevity. Marked by a two-phase microstructure made up of both austenitic and ferritic phases, Super Duplex Steel Fasteners S32750 demonstrate unmatched mechanical strength, exceeding that of conventional stainless steel equivalents. Their dependability and toughness render them essential in vital applications where unwavering connections are of the utmost importance.
Specifications:
Standard : DIN, ASTM, BS and all International Standards
Size : 3 mm to 200 mm
Bolt / Screw Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes
Nuts Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes
Washers Size : M1 – M64 | #4 to 3″ | Custom Sizes
Length : M02 to M33
Types : Nuts, Bolts, Screws, Sockets, Studs, Screw, Hex Set Screw, Socket Screw, Cap Screw, Pan Head Screw, Machine Screw, Socket Head Cap Screw, Allen Cap screw,
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
| Super Duplex S32750 | 0.030 max | 1.20 max | 0.80 max | 0.035 max | 0.020 max | 24.00 – 26.00 | 3.00 – 5.00 | 6.00 – 8.00 | 0.24 – 0.32 | 58.095 min |
| Element | Density (g/cm 3) | Density (lb/in 3) | Melting Point (°C) | Melting Point (°F) |
| S32750 | 7.8 | 0.281 | 1350 | 2460 |
At Koasteel, we take pride in being the largest supplier and manufacturer in the New Zealand, delivering advanced solutions for every one of your piping requirements. With cutting-edge production facilities strategically situated in the New Zealand, we maintain an extensive inventory of more than 25,000 tons of top-quality materials kept readily in stock.
Reach out to us for a fast quote tailored to your requirement.
These Super Duplex Steel S32750 Fasteners are supplied by us in accordance with DIN, ISO, JIS or ANSI Standard.
Corrosion Resistance: Super Duplex Steel S32750 offers outstanding protection against multiple forms of corrosion, such as pitting, crevice corrosion and chloride stress corrosion cracking, which makes it perfect for fasteners deployed in demanding settings like marine applications, offshore oil and gas platforms and chemical processing plants
Cost Effectiveness: Although Super Duplex Steel S32750 tends to carry a higher upfront cost than standard stainless steel, its outstanding performance and longer service life can lower expenses over time by cutting down on maintenance and replacement costs.
Heat Resistance: Super Duplex Steel S32750 delivers excellent mechanical and thermal properties, which makes it well suited for fasteners applied in high-temperature settings like heat exchangers and exhaust systems
Durability: Pairing high strength with corrosion resistance guarantees the durability of a fastener built from Super Duplex Steel S32750. These fasteners can endure severe operating conditions without deteriorating while preserving their long-term integrity.
Strength: Super Duplex Steel S32750 provides greater tensile and yield strength than standard austenitic and duplex stainless steels. This strength makes it appropriate for uses involving heavy mechanical loads and secures the reliability and stability of the fastening system.
Super Duplex Steel S32750 Fasteners play a crucial role across numerous industrial applications where outstanding corrosion resistance, elevated strength, and long-lasting durability are essential. They find widespread use in offshore oil and gas, marine engineering, chemical processing, power generation, and desalination plants. Within offshore structures and marine settings, these fasteners are indispensable for connecting critical components exposed to corrosive seawater and severe weather conditions.
Oil and Gas Industries: Owing to their outstanding resistance to corrosion in seawater and under high pressure, Super Duplex Steel S32750 fasteners are widely employed in offshore drilling rigs, subsea equipment and pipelines. They also serve in critical connections where complexity and reliability are significant.
Power generation: Super duplex steel S32750 fasteners are applied in turbines, boilers, heat exchangers and similar uses thanks to their corrosion resistance and high performance in electrical equipment, particularly those relying on seawater for cooling
Petrochemical applications: Super duplex steel S32750 fasteners are used in petrochemical refineries for heat exchangers, columns, storage tanks and other equipment, enduring the severe conditions and elevated temperatures typical of these settings.
Desalination equipment: Fasteners crafted from super duplex steel S32750 are employed in desalination equipment that turns seawater into fresh water. Their corrosion resistance in high chloride surroundings makes them well suited to such uses.
Chemical applications: In chemical plants, where routine chemical corrosion takes place, Super Duplex Steel S32750 fasteners are favored for their resistance to pitting, crevice corrosion and stress corrosion cracking. They are applied in equipment such as reactors, vessels and pumps.
Material Grade: Super Duplex Steel S32750 is a material with exceptional corrosion resistance, well suited for demanding conditions like offshore and marine use. Be certain that the fasteners you select come from this special grade to guarantee optimum performance.
Size and Type: Select the correct fastener size and type for your needs. Take into account elements such as thread size, length, head style (e.g., hexagonal, socket, or countersunk), and drive style (e.g., slotted, Phillips, or hex).
Strength and toughness: Super duplex steel S32750 delivers outstanding strength along with flexibility. Confirm that fasteners possess adequate strength and stiffness to bear the weight and stress applied during operation.
Corrosion Resistance: A key benefit of Super Duplex Steel S32750 is its corrosion resistance, encompassing pitting, crack corrosion, and chloride stress corrosion cracking. Verify that the fasteners are built to endure the corrosion conditions of your application in the mouth.
Yes,Super Duplex Steel S32750 Fasteners are able to be recycled once they have been used. Their makeup of iron, chromium, molybdenum, and nitrogen makes them extremely recyclable. Recycling supports resource conservation, lessens environmental impact, and cuts down on the demand for virgin materials during manufacturing processes.
Yes,Super Duplex Steel S32750 Fasteners are weldable through appropriate methods including gas tungsten arc welding (GTAW), gas metal arc welding (GMAW), shielded metal arc welding (SMAW), and submerged arc welding (SAW). Correct pre-weld and post-weld procedures must be followed to preserve the material’s corrosion resistance and mechanical properties.
Yes,Super Duplex Steel S32750 Fasteners work well for cryogenic uses. They retain their mechanical properties and corrosion resistance even at extremely low temperatures, which makes them perfect for cryogenic settings like liquefied natural gas (LNG) storage and transport systems, along with aerospace and medical applications
Maintaining Super Duplex Steel S32750 Fasteners generally means routinely checking them for evidence of corrosion or wear, cleaning off surface contaminants, and applying lubrication to guard against galling when assembling. On top of that, verifying correct tightening torque and keeping them away from aggressive chemicals or conditions can extend their working life.
Email: sales@koasteel.nz