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Socket Set Screw Manufacturing
TRUSTED BY SIEMENS & PHILIPS • ISO CERTIFIED SINCE 1993

Socket Set Screws Manufacturing

Professional manufacturer with 10 production lines specializing in precision socket set screws for global industry leaders.

Serving Fortune 500 Companies • Siemens & Philips Approved Supplier • Custom Production Available

Trusted by Industry Leaders:

Siemens Logo
Philips Logo
Socket Set Screw Product
Premium Socket Set Screws
Siemens & Philips Approved Specifications

Socket Set Screws Applications

Discover how our precision-engineered socket set screws deliver reliable fastening solutions across diverse industries and demanding applications.

Mechanical Equipment Applications

Mechanical Equipment

Essential for securing shafts, collars, and positioning components in precision machinery, pumps, and industrial equipment requiring reliable torque transmission.

  • Shaft Collars & Hubs
  • Bearing Assemblies
  • Positioning Systems
Automotive Applications

Automotive Industry

Critical fasteners for engine components, transmission assemblies, and chassis systems where vibration resistance and precise positioning are paramount.

  • Engine & Transmission
  • Suspension Components
  • Brake System Parts
Electronics Assembly Applications

Electronics Assembly

Miniature socket set screws for precise positioning in electronic enclosures, circuit boards, and delicate assembly applications requiring exact alignment.

  • PCB Mounting Systems
  • Connector Assemblies
  • Heat Sink Attachments
Construction Hardware Applications

Construction Hardware

Heavy-duty fastening solutions for structural connections, architectural hardware, and building systems requiring permanent positioning and high load capacity.

  • Structural Connections
  • Door & Window Hardware
  • Railing Systems

Premium Materials Selection

Our Socket Set Screws are manufactured using premium-grade aluminum and stainless steel, with advanced surface treatments to meet the most demanding industrial applications.

Premium Aluminum Alloys

Aluminum Alloys

Lightweight • Corrosion Resistant • Superior Machinability

Premium Stainless Steel

Stainless Steel

High Strength • Anti-Rust • Superior Corrosion Resistance

Material Comparison Chart

Choose the perfect material for your application based on performance characteristics

Material Grade Hardness Corrosion Resistance Weight Primary Applications Surface Treatment
Al 6061-T6
Aluminum Alloy
HB 80-100
Light Electronic Equipment
General Industrial
Anodizing
Hard Anodizing
Al 7075-T6
Aluminum Alloy
HB 80-100
Light Aerospace Components
High-Load Applications
Anodizing
Bead Blasting
304 Stainless
A2-70 Standard
HRC 22-45
Medium General Mechanical
Equipment Applications
Passivation
Polishing
316 Stainless
A4-80 Marine Grade
HRC 22-45
Medium Marine Environment
High-Humidity Applications
Black Oxide
Bead Blasting

Aluminum Alloys

Lightweight • Corrosion Resistant • Superior Machinability

Al 6061-T6

Optimal balance of strength and machinability, the most commonly used industrial-grade aluminum material.

Hardness: HB 80-100
Applications: Electronic Equipment, General Industrial

Al 7075-T6

High-strength aluminum alloy approaching steel strength, ideal for high-load environments.

Hardness: HB 80-100
Applications: Aerospace Components, High-Load Applications
Key Features:
  • Lightweight design
  • Excellent corrosion resistance
  • Superior thermal conductivity
  • Precise thread machining capability

Stainless Steel

High Strength • Anti-Rust • Superior Corrosion Resistance

304 (A2-70)

Most commonly used stainless steel, combining strength with rust resistance, suitable for most mechanical and equipment applications.

Hardness: HRC 22-45
Grade: A2-70 Standard

316 (A4-80)

Contains molybdenum for enhanced corrosion resistance, especially suitable for marine or high-humidity environments.

Hardness: HRC 22-45
Grade: A4-80 Marine Grade
Key Features:
  • High strength and durability
  • Rust and corrosion proof
  • Long-term outdoor/humid environment use
  • High thread precision and stable torque

Advanced Surface Treatments

Enhance performance and longevity with our comprehensive range of surface treatment options.

Aluminum Surface Treatments

Anodizing
Silver, Black, Natural

Enhances corrosion resistance and surface hardness while improving aesthetic appeal.

Hard Anodizing
Dark Gray to Black

Further increases surface hardness and wear resistance with matte finish.

Bead Blasting + Anodizing
Industrial Silver Gray

Provides fine, uniform matte metallic texture with industrial-grade appearance.

Stainless Steel Surface Treatments

Passivation
Silver White Natural

Removes surface free iron and enhances oxidation resistance capability.

Polishing
Bright Mirror/Fine Matte

Improves surface smoothness and reduces friction coefficient for enhanced performance.

Bead Blasting
Uniform Silver Gray

Creates uniform, fine industrial matte surface with consistent texture.

Standards & Precision

Drive Type

Hex Socket (Internal Hexagon)

Thread Precision

ISO 6g / ANSI 3A Standards

Hardness Range

Aluminum: HB 80–100
Stainless Steel: HRC 22–45

Prime Quality Assurance

Every Socket Set Screw from Prime meets international standards and custom requirements, from material selection to surface treatment - ensuring reliable performance in your applications.

Precision Manufacturing Process

Precision manufacturing where every detail determines connection reliability. From raw materials to finished products, we strictly control every process to ensure each Socket Set Screw meets international quality standards.

Precision starts with process — Prime delivers reliability you can trust
1

Cold Heading

Using automated multi-station cold heading machines, high-quality metal wire is pressed into screw blanks at room temperature. This process ensures continuous metal fibers and dense structure, enhancing strength and toughness.

Key Advantages:
  • Material utilization up to 95%
  • Shape consistency ±0.02mm
  • High batch production efficiency
Cold Heading Manufacturing Process
Multi-Station Cold Heading
Automated Precision Processing
2

CNC Turning

Using high-precision CNC lathes for precise machining of threads, end faces, and hex socket holes. Ensuring thread accuracy, hex depth, and end face perpendicularity of each screw meets international standards.

Precision Specifications:
±0.01mm
Tolerance Control
Ra 0.8
Surface Roughness
CNC Turning Manufacturing Process
CNC Turning Process
High-Precision Threading
3

Heat Treatment

Quenching and tempering treatment for stainless steel and alloy steel set screws, optimizing hardness and toughness to maintain stable performance under high torque assembly conditions.

Hardness Range:
HRC 22-45 Adjusted by material
Heat Treatment Process
Heat Treatment Process
Quenching & Tempering
Surface Treatment
4

Surface Treatment

Multiple surface protection processes including passivation, polishing, blackening, and anodizing to enhance corrosion resistance and appearance quality.

Anti-Rust • Anti-Corrosion • Wear-Resistant
Quality Inspection
5

Quality Inspection

Multiple quality control measures including thread ring gauges, torque testing, hardness detection, and complete visual inspection to ensure product consistency.

ISO 9001 Standards
Packaging & Delivery
6

Packaging & Shipping

Moisture-proof and shock-resistant packaging with VCI anti-rust bags and ISPM-15 plywood boxes, supporting custom labeling requirements.

Global Safe Transport
±0.01mm
Precision Control
HRC 22-45
Hardness Range
100%
Quality Inspection
ISO 9001
Certification Standard

Ready for Your Custom Socket Set Screws?

Experience the Prime difference with precision manufacturing and global quality standards.

State-of-the-Art Manufacturing Facility

Our advanced production facility features 10 dedicated lines for Socket Set Screw manufacturing, equipped with precision machinery and comprehensive quality control systems.

Socket Set Screw Production Line Overview

Advanced Production Lines

10 automated production lines manufacturing precision Socket Set Screws

CNC Precision Machinery

CNC Precision Equipment

High-precision machining

Socket Set Screw Threading Workshop

Threading Workshop

Precision thread cutting and finishing

Heat Treatment Facility

Heat Treatment

Strength and durability enhancement

Automated Packaging Line

Automated Packaging

Secure export-ready packaging

Manufacturing Excellence Since 1993

Our facility combines decades of expertise with cutting-edge technology to deliver Socket Set Screws that meet the highest international standards.

10
Production Lines
50K+
Daily Capacity
99.8%
Quality Rate
24/7
Production Schedule

Just a Few of the Partners Who Trust Our Quality

  • Agricola
  • Pacific Grow
  • NatureSweet Tomatoes
  • Papillon Farms
  • Nature One
  • El Mejor Cacao del Mundo

*Logos are property of their respective owners.

Certified Excellence • Trusted Quality

Quality Systems & Certifications

Our commitment to excellence is validated through rigorous international certifications, proprietary patents, and comprehensive quality management systems.

ISO
9001:2015 Certified
SGS
Quality Verified
3+
Patents Granted
30+
Years Excellence
Quality Management

ISO 9001:2015 Certification

International standard for quality management systems, ensuring consistent quality and customer satisfaction across all production processes.

ISO 9001:2015 Certificate
  • Process Standardization
  • Continuous Improvement
  • Customer Focus
SGS Verified

SGS Quality Verification

Global leader in inspection, verification, testing and certification services validating our quality standards and material integrity.

SGS Certificate 1
SGS Certificate 2
  • Material Testing
  • Quality Inspection
  • Global Recognition
Innovation

Proprietary Patents

Innovative casting technologies and processes protected by multiple patents, ensuring superior quality and production efficiency.

Patent Certificate 1
Patent Certificate 2
  • Advanced Casting Methods
  • Process Optimization
  • Quality Enhancement

Request Your Custom Quote

Get a detailed quote for your custom metal casting requirements. Our experts will respond within 24 hours with technical specifications and pricing.

Your Privacy Matters

At Shandong Prime International Trade Co., Ltd., we are committed to protecting your confidential information with the highest standards of security and discretion.

Confidential Processing

All technical drawings, specifications, and project details are handled with strict confidentiality and stored securely.

No Third-Party Sharing

Your information is never shared with competitors or third parties without your explicit consent.

Secure Data Handling

ISO-compliant data security protocols ensure your sensitive information remains protected throughout our collaboration.

Professional Discretion

Our team maintains the highest level of professional discretion in all business communications and transactions.

30+ years of trusted partnerships with global enterprises. Your confidential projects are safe with us.

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