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A182 F53(S32750) SUPER DUPLEX STEEL FITTING LONG STUD BOLT ASME B18.21
The A182 F53 (S32750) Super Duplex Steel Fitting Long Stud Bolt is
a type of fastener used in piping systems and other applications
where high strength and corrosion resistance are required. It is
made from A182 F53 (S32750) Super Duplex Steel, which is a highly
alloyed stainless steel with excellent mechanical properties and
resistance to pitting and crevice corrosion.
The stud bolt is designed with a longer length compared to standard
bolts, allowing it to be threaded through thicker components or
multiple layers of material. This makes it suitable for use in
applications where a standard bolt may not be long enough to
provide sufficient thread engagement.
The ASME B18.21 standard specifies the dimensions and tolerances
for stud bolts, including the thread size, length, and diameter.
Compliance with this standard ensures that the stud bolt will fit
properly and perform as intended in the application.
Overall, the A182 F53 (S32750) Super Duplex Steel Fitting Long Stud
Bolt is a reliable and durable fastener option for demanding
applications that require both strength and corrosion resistance.
Advantages of duplex steel threaded bosses
1. Strength and durability: Duplex steel threaded bosses are known
for their high strength and durability. They can withstand high
pressure and temperature conditions without any deformation or
damage.
2. Corrosion resistance: Duplex steel is highly resistant to
corrosion, making threaded bosses made from this material ideal for
use in corrosive environments. They can withstand exposure to
chemicals, acids, and saltwater without any degradation.
3. Versatility: Duplex steel threaded bosses can be used in a wide
range of applications, including oil and gas, chemical processing,
marine, and power generation industries. They can be threaded onto
pipes or fittings to create a secure and leak-proof connection.
4. Cost-effective: While duplex steel may have a higher initial
cost compared to other materials, its long-term cost-effectiveness
is evident. Due to its high strength and corrosion resistance,
duplex steel threaded bosses have a longer lifespan, reducing the
need for frequent replacements and maintenance.
5. Enhanced safety: The strength and durability of duplex steel
threaded bosses ensure a secure and reliable connection, minimizing
the risk of leaks or failures. This enhances safety in various
industries where the integrity of the piping system is crucial.
6. Easy installation: Duplex steel threaded bosses are relatively
easy to install, requiring minimal tools and equipment. They can be
easily threaded onto pipes or fittings without the need for welding
or specialized skills.
7. High temperature resistance: Duplex steel threaded bosses can
withstand high temperatures without losing their mechanical
properties. This makes them suitable for applications where
elevated temperatures are involved, such as steam or hot water
systems.
8. Low maintenance: Due to their corrosion resistance, duplex steel
threaded bosses require minimal maintenance. They do not require
regular cleaning or coating, reducing maintenance costs and
downtime.
9. Compatibility: Duplex steel threaded bosses are compatible with
a wide range of piping materials, including stainless steel, carbon
steel, and other alloys. This allows for easy integration into
existing piping systems.
10. Longevity: Duplex steel threaded bosses have a long lifespan,
even in harsh environments. Their resistance to corrosion, high
temperatures, and mechanical stress ensures their longevity,
providing a reliable and durable solution for various applications.
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
| 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 |
| Grade | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| S32750 | 7.8 g/cm3 | 1350 °C (2460 °F) | Psi – 116000, MPa – 800 | Psi – 80000, MPa – 550 | 15% |
| Properties | Imperial | Metric |
| Density | 0.281 lb/in3 | 7.8 g/cm3 |
| Melting point | 2460°F | 1350°C |
APPLICATION
1. Oil and gas industry: The A182 F53 super duplex steel fitting
long stud bolt is widely used in offshore oil and gas platforms,
subsea equipment, and pipelines. Its high resistance to corrosion,
especially in harsh environments, makes it suitable for these
applications.
2. Chemical processing industry: The super duplex steel fitting
long stud bolt is commonly used in chemical plants, where it is
exposed to corrosive chemicals and high temperatures. Its excellent
resistance to corrosion and high strength make it ideal for such
applications.
3. Power generation: The A182 F53 super duplex steel fitting long
stud bolt is used in power plants, particularly in areas where
seawater is used for cooling purposes. Its resistance to corrosion
and pitting makes it suitable for these environments.
4. Desalination plants: Super duplex steel fitting long stud bolts
are used in desalination plants, where they are exposed to highly
saline water. The high corrosion resistance of this material
ensures the longevity and reliability of the fittings in such
applications.
5. Water treatment facilities: The A182 F53 super duplex steel
fitting long stud bolt is used in water treatment plants, where it
is exposed to various chemicals and high-pressure environments. Its
resistance to corrosion and high strength make it suitable for
these applications.
