Yellow Plating Carbon steel Wire Thread Insert with slotted
Customized Anodizing finishing
Product Description:
A wire thread insert (also known as a helical thread insert or coil
insert) is a mechanical component used to repair or reinforce
damaged or worn threaded holes. It is typically made from
high-strength stainless steel wire and features a coiled design
that restores or strengthens the original threads, ensuring that
bolts, screws, or other fasteners can be securely fastened.
Well-known brands of these inserts include Heli-Coil and Time-Sert.
Key Functions:
1. Thread Repair: When a threaded hole becomes stripped or damaged,
a wire thread insert can be inserted to recreate the original
threads, allowing the use of standard fasteners without the need to
replace the entire part.
2. Strengthening Threads: In softer materials, such as aluminum or
plastics, a wire thread insert can provide additional support to
the threads, improving their load-bearing capacity.
3. Preventing Thread Damage: In high-stress applications, wire
inserts help distribute loads more evenly, reducing the likelihood
of thread stripping or loosening.
4. Corrosion Resistance: Inserts made from corrosion-resistant
materials like stainless steel or other alloys offer increased
protection against rust and wear, especially in harsh environments.
5. Cost-Effectiveness
• Galvanizing is a relatively low-cost method compared to other
corrosion-resistant treatments, such as using stainless steel or
more complex coatings. It is a cost-effective solution for
protecting steel in many applications.
6. Aesthetic Appea
• The surface of galvanized steel has a bright, silver-like
appearance, which can be visually appealing and is often used in
applications where appearance is important.
Common Applications:
• Construction: Galvanized steel is used in structural components,
roofing, pipes, and building materials.
• Transportation: It’s found in bridges, guardrails, utility poles,
and other infrastructure elements exposed to the elements.
• Appliances: Galvanized steel is used for the exterior parts of
household appliances and automotive components.
• Agriculture and Water Management: It’s used in greenhouses,
irrigation pipes, and agricultural equipment that require long-term
durability in outdoor environments.
Applications:
• Aerospace: Wire thread inserts are widely used in the aviation
and aerospace industries to repair or reinforce threads in critical
components that require precision and reliability.
• Automotive: In the automotive sector, they are commonly employed
to repair or strengthen threads in engine blocks, transmission
housings, and other high-stress parts, particularly those made of
softer metals like aluminum.
• Industrial Equipment: Wire thread inserts are often used in
machinery and equipment to repair damaged threads, enabling the
reuse of components without compromising safety or performance.
• Electronics: In precision electronics, wire inserts ensure that
screws and bolts stay securely fastened, even in delicate or
compact assemblies.
In conclusion, wire thread inserts are a versatile and effective
solution for thread repair and reinforcement in a wide range of
industries, offering cost-effective and durable results for
maintaining threaded connections.
Anodizing is an electrochemical process that creates a protective
oxide layer on the surface of metals, commonly applied to aluminum
and its alloys. Here are the main benefits and maintenance
guidelines for anodized materials:
Benefits of Anodizing:
1. Enhanced Corrosion Resistance: The anodized aluminum oxide layer
is highly resistant to corrosion, offering protection against
moisture, salt, and harsh environmental conditions.
2. Increased Hardness: The oxide film is harder than the base
metal, improving wear resistance and durability.
3. Improved Appearance: Anodizing allows for the addition of colors
through dyeing processes, providing decorative finishes for various
applications.
4. Electrical Insulation: The oxide layer acts as an excellent
electrical insulator, making anodized aluminum suitable for
electrical and electronic applications.
5. Environmentally Friendly: The anodizing process does not involve
harmful chemicals, making it a more eco-friendly option compared to
other coating methods.
Maintenance and Care:
1. Regular Cleaning: Clean the anodized surface with mild soap and
warm water using a soft cloth. Avoid abrasive tools or harsh
cleaners that could scratch or damage the oxide layer.
2. Avoid Strong Acids or Bases: Do not expose anodized surfaces to
strong acids, bases, or other corrosive chemicals, as they can
degrade the oxide film.
3. Prevent Scratching: While anodized surfaces are hard, they can
still be scratched by sharp objects. Be cautious to avoid
abrasions.
4. Avoid High Temperatures: Prolonged exposure to high temperatures
can damage the anodized layer, so avoid excessive heat that could
compromise the integrity of the oxide coating.
5. Regular Inspections: Especially in harsh environments,
periodically inspect anodized aluminum for signs of wear, such as
peeling or discoloration, to ensure the protective layer remains
intact.
Steel types:
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 | / |
304L | 0.03 | 18-20 | 8-12 | / |
316L | 0.03 | 16-18 | 10-14 | 2-3 |
321 | 0.08 | 17-19 | 9-12 | / |
201, 304, 316 are austenitic stainless steel, according to the
performance of the non-magnetic, some of the performance of the
weak magnetic because of the smelting of the composition of the
segregation or improper heat treatment leads to the austenite in a
small amount of martensite or ferrite. Austenitic stainless steel
corrosion resistance comes from the formation of chromium oxide
protective layer on the metal surface. When the material
temperature is heated to 450 degrees -900 degrees, the structure
changes, will form chromium carbide along the edge of the crystal
and can not form a protective layer of chromium oxide, thus
reducing the corrosion resistance, this is also known as
‘intergranular corrosion’. As a result, there are 304L and 316L,
the two due to the low carbon content also reduces the
intergranular corrosion. In particular, the higher susceptibility
to intergranular corrosion does not mean that non-low carbon
content is more susceptible to corrosion, in a highly chlorinated
environment, this susceptibility is also higher.
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