Metal fasteners are the core of modern engineering, manufacturing, and industrial assembly. Whether used in automotive systems, aerospace structures, construction frameworks, consumer electronics, machinery, or energy facilities, fasteners determine the structural stability, load-bearing reliability, and long-term safety of every product. As a professional hardware manufacturer, our company specializes in designing, engineering, and producing high-strength metal fasteners that meet global standards and industry-specific performance requirements.
This extended technical guide provides a full-spectrum overview of our fastener range—including product characteristics, material options, surface treatments, manufacturing technologies, equipment advantages, quality certifications, testing procedures, and application scenarios. It also covers common industry problems and explains how our company provides targeted solutions through advanced engineering capabilities.
Fasteners are engineered hardware components designed to mechanically join two or more parts. Depending on the industry, they must achieve functions such as:
load-bearing and force transfer
vibration resistance
thermal stability
chemical resistance
corrosion protection
installation repeatability
long-term durability
Our fastener portfolio includes screws, bolts, nuts, washers, rivets, inserts, pins, anchors, studs, retaining rings, customized non-standard metal fittings, and CNC-machined precision components.
Businesses across multiple industries often face these issues when purchasing fasteners:
Low-grade materials result in premature failure, structural weakness, cracking, or corrosion.
Inaccurate tolerances cause assembly misalignment, vibration, or unsafe fit.
Fasteners exposed to humidity, chemicals, or outdoor environments require strong surface protection.
Uncertified fasteners are not accepted in high-level industries like automotive, aerospace, or gas systems.
Large orders require stable supply, fast lead time, and scalable manufacturing.
Many industries need non-standard shapes, special threads, or engineered structural properties.
We solve all of these problems with advanced manufacturing technology, high-grade materials, automated CNC facilities, rigorous inspection, and internationally recognized certifications.
Our fastener offerings can be grouped into the following categories:
screws
bolts
nuts
washers
studs
threaded rods
CNC machined screws
micro fasteners for electronics
tight-tolerance components
aerospace-grade fittings
high-strength bolts
expansion anchors
automotive chassis screws
construction-grade hardware
anti-loosening fasteners
customized locking systems
thread-forming and thread-cutting screws
sealing screws for gas & fluid systems
special-head designs
special thread pitches
multi-process machined components
co-molded and insert metal fittings
Choosing the correct material is essential for performance. We use certified raw materials from trusted mills, covering a full portfolio suitable for industrial, mechanical, chemical, and high-stress environments.
Widely used for high-strength fasteners.
Common grades:
| Material | Characteristics | Common Applications |
|---|---|---|
| Carbon Steel (Grade 4.8–12.9) | Strong, economic | Machinery, automotive |
| Alloy Steel | High tensile strength | Heavy machinery, structural |
| Heat-Treated Steel | Enhanced hardness | Load-bearing joints |
Strong corrosion resistance, aesthetic finish.
Grades we supply:
SS304 – general corrosion protection
SS316 – marine-grade corrosion resistance
SS410/420 – high hardness
SS2205 Duplex – chemical plants, harsh environments
Lightweight, corrosion-resistant, ideal for:
drones
aerospace components
consumer electronics
automotive lightweighting
Excellent conductivity, anti-rust properties.
Used for:
valves
plumbing systems
gas pipelines
electrical equipment
For specialized environments requiring:
insulation
chemical resistance
lightweight performance
Surface finishing dramatically extends product life and improves functionality. We offer more than 20 industrial-grade treatment options.
Economic, corrosion protection for general-use fasteners.
Good for indoor applications and anti-reflection appearance.
Thick protective layer suitable for outdoor construction and steel structures.
Durability + premium appearance.
Enhanced anti-corrosion behavior.
Color options + oxide protection.
Industry standard for automotive brake systems.
Aesthetic finish with higher corrosion resistance.
Used in automotive, military, and machinery industries.
Our factory is equipped with advanced hardware manufacturing systems enabling precise, scalable, and highly stable production.
Highly automated 3-, 4-, and 5-axis CNC centers produce:
non-standard fasteners
precision screws
machined fittings
specialty components
Tolerance control reaches: ±0.005 mm
Used for high-speed, high-volume production of:
bolts
screws
pins
rivets
Benefits:
consistency
mass production
structural integrity
Ensures smooth, accurate, and high-strength threads.
For:
strength enhancement
hardness stabilization
stress relief
We strictly follow international hardness standards such as:
HRC, HV, HB, Rockwell, Brinell
In-house finishing ensures:
faster delivery
color consistency
better corrosion control
Processes include:
electroplating
anodizing
passivation
Dacromet
powder coating
We follow an internationally recognized quality management system.
ISO 9001 Quality Management System
IATF 16949 (for automotive fasteners)
RoHS & REACH compliance
Material certification reports
Salt spray test reports
Torque & tension tests
PPAP (Production Part Approval Process) upon request
digital calipers
optical measuring devices
hardness testers
torque testing machines
vibration resistance testing
coating thickness meters
tensile strength test bench
Every batch of fasteners goes through:
raw material inspection
in-process quality control
final product inspection
packaging quality check
We supply precision fasteners to:
automotive and EV
aerospace and aviation components
industrial machinery
construction and steel structure
home appliances
consumer electronics
UAV & drone industry
gas, plumbing, and HVAC systems
renewable energy equipment
oil & gas pipelines
marine engineering
power distribution & electrical cabinets
| Issue | Cause | Our Solution |
|---|---|---|
| Bolt loosening | vibration | anti-loosening design, nylon patch |
| Corrosion | poor material | stainless steel, Geomet, hot-dip galvanized |
| Thread stripping | soft material | correct grade material |
| Fatigue failure | weak design | optimized CNC machining |
| Rust spots | unstable coating | strict plating thickness control |
| Fit mismatch | tolerance issues | CNC + optical inspection |
15+ years industry experience
full material options
in-house CNC machining
strong customization capability
certified quality system
advanced testing equipment
strict QC process
competitive pricing
flexible MOQs
fast response & professional engineering support
Whether you need high-strength structural bolts, corrosion-resistant stainless-steel screws, precision CNC fasteners, or fully customized metal components, our company provides reliable, certified, and industry-proven solutions. With advanced equipment, strict quality management, professional engineering, and flexible customization services, we ensure that every fastener delivers long-term performance and safety.
If you are interested in this exceptional product, please feel free to contact us through the message box on the left side or the contact information provided below. We are eager to collaborate with you for a brighter future!
