Stainless Steel 430 Hex Metal Bolts Multiple Applications in
Various Sizes with 1/2”-13 and Passivation
Product Description:
Stainless steel hex bolts are commonly used fasteners in various
mechanical and construction applications due to their excellent
corrosion resistance, high strength, and resistance to oxidation.
Made from stainless steel, these bolts have a long service life,
making them ideal for environments that require durability under
extreme conditions. Below are descriptions of some typical
environments where stainless steel hex bolts are used.
1. Marine Environment
Stainless steel hex bolts are extensively used in marine
environments, especially in ships, offshore oil rigs, and
underwater structures. The high salinity in seawater makes it a
highly corrosive medium, but stainless steel’s resistance to
corrosion and rust makes it ideal for use in these harsh
conditions. Stainless steel bolts are employed to fasten critical
components such as engine parts, hull structures, and offshore
drilling equipment. The corrosion resistance of stainless steel
prevents the bolts from weakening over time, thus ensuring the
long-term stability and safety of maritime infrastructure.
2. Chemical and Petrochemical Industries
In industries such as chemical processing, petrochemical
production, and oil refining, stainless steel hex bolts are used to
secure components in environments that may involve exposure to
harsh chemicals and corrosive substances. Equipment such as pumps,
tanks, heat exchangers, and pipelines often require stainless steel
bolts to prevent rusting or degradation from chemical exposure. The
ability of stainless steel to resist various acids, alkalis, and
other aggressive chemicals ensures the integrity and reliability of
industrial systems, even under extreme chemical conditions.
3. Food Processing and Pharmaceutical Industries
The food processing and pharmaceutical industries demand strict
hygiene standards, which require the use of corrosion-resistant
fasteners. Stainless steel hex bolts are commonly used in these
industries to fasten machinery, conveyors, and other equipment that
come into contact with food or pharmaceuticals. Stainless steel is
non-reactive, meaning it won’t contaminate products or react with
food acids, ensuring safety. Additionally, stainless steel bolts
can withstand high temperatures and cleaning processes involving
harsh detergents, making them ideal for environments where
cleanliness and durability are crucial.
4. Construction and Infrastructure
Stainless steel hex bolts are often used in the construction of
infrastructure, particularly in outdoor or exposed applications.
Bridges, highways, tunnels, and building facades that are subject
to varying weather conditions—such as extreme temperatures,
humidity, and heavy rainfall—require fasteners that won’t degrade
over time. Stainless steel hex bolts provide the necessary strength
and resistance to weathering, ensuring that structural elements
remain secure and stable. Their ability to resist rust and
corrosion means they require less maintenance, reducing long-term
costs for infrastructure projects.
5. High-Temperature Environments
Stainless steel hex bolts are also used in high-temperature
environments, such as in power plants, automotive engines, and
industrial machinery. These environments often involve constant
exposure to heat, which can cause many materials to degrade, warp,
or fail. Stainless steel, particularly grades like 304 and 316, is
known for its high-temperature resistance, making it suitable for
securing components in ovens, furnaces, turbines, and exhaust
systems. These bolts retain their strength and performance at
elevated temperatures, providing reliability and long-lasting
service even in demanding thermal conditions.
6. Outdoor and Architectural Applications
In outdoor environments where aesthetic and durability concerns are
important, stainless steel hex bolts are frequently used in
architectural projects like sculptures, outdoor furniture,
railings, and signage. The aesthetic qualities of stainless steel,
combined with its resistance to rust, make it ideal for maintaining
both the visual appeal and structural integrity of outdoor
installations. Stainless steel fasteners help prevent staining and
corrosion, ensuring the longevity of outdoor structures exposed to
sun, rain, and other weathering factors.
7. Marine and Coastal Infrastructure
Stainless steel hex bolts are also critical in coastal
infrastructure projects like piers, docks, seawalls, and
breakwaters. These structures are subjected to continuous exposure
to saltwater, waves, and strong winds, which makes them vulnerable
to corrosion if not properly secured. The exceptional corrosion
resistance of stainless steel ensures that the bolts maintain their
strength and functionality, even when exposed to harsh marine
environments.
In conclusion, stainless steel hex bolts are versatile fasteners
that perform reliably across a wide range of demanding
environments. Their corrosion resistance, high strength, and
ability to withstand extreme temperatures make them an essential
choice in industries such as marine, chemical processing,
construction, food processing, and more. Whether in extreme outdoor
weather, high-temperature settings, or corrosive chemical
environments, stainless steel hex bolts provide the durability and
performance necessary for long-term success.
Applications
Stainless Steel 430
Stainless Steel 430 is a ferritic stainless steel alloy known for
its resistance to oxidation and its magnetic properties. It is
often used in automotive parts, kitchen appliances, and decorative
applications. While it has good resistance to corrosion in mildly
corrosive environments, it is not as resistant to corrosion as
austenitic grades like 304 and 316. It is often used in situations
where strength is important, but corrosion resistance is not the
primary concern. For maintenance, Stainless Steel 430 should be
cleaned regularly using a mild soap solution and soft cloth. To
preserve its appearance, it is recommended to avoid abrasive
cleaners that could scratch the surface. For environments that are
exposed to higher levels of moisture or chemicals, additional
coatings or finishes may be required to maintain long-term
durability.
| No. | C% | Cr% | Ni % | Mo % |
| 304 | 0.07 | 17.5-19.5 | 8.0-10.5 | / |
| 316 | 0.08 | 16.0-18.0 | 10.0-14.0 | 2.00-3.00 |
| 301 | 0.15 | 16.0-18.1 | 6-8 | / |
| 310 | 0.08 | 24-26 | 19-22 | / |
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