Top 10 Self Clinch Stud Manufacturers in the World (2025）
Leading Self-Clinching Fasteners Manufacturer and Supplier in China
This blog will help you understand the TOP 10 self clinch stud manufacturers in the world and help you find the most suitable manufacturer.
Table of Contents
What Are Self Clinch Studs?
Self Clinch Studs are permanent fasteners installed into metal sheets or panels via a press-fit (clinching) process. They enable the creation of high-strength threaded connections (internal or external) without requiring welding or secondary nuts. These studs are widely used in lightweight, vibration-resistant, and high-reliability assembly applications.
Structure and Working Principle
- Structure: Composed of a stud body, a clinch ring (or knurled collar), and a pre-punched mounting hole. Common materials include stainless steel, carbon steel, and aluminum alloy.
- Working Principle:
- A precisely sized hole is pre-punched into the host material (typically 0.5–6 mm thick).
- The stud is pressed into the hole using a clinching tool or automated machinery.
- The clinch ring deforms plastically under compression, creating a mechanical interlock with the host material to resist rotation and pull-out forces.
- The exposed end of the stud provides either external threads (for bolt connections) or internal threads (for screw connections), enabling subsequent component assembly.
Typical Application Examples
- Consumer Electronics: Grounding studs in laptop enclosures (Material: Aluminum 5052).
- Automotive Manufacturing: Battery module fastening in EV battery packs (Vibration Resistance: DIN 267-10).
- Medical Equipment: Sterile-grade stainless steel studs for CT scanner sliding mechanisms (Compliance: ISO 13485).
- Aerospace: Lightweight blind-hole studs for aircraft interior panels (Material: Titanium alloy Ti-6Al-4V, AMS 4928).
Advantages of Using Self Clinch Studs
Self Clinch Studs as the optimal solution for precision engineering, high-load applications, and sustainable manufacturing.
1. Zero Thermal Damage & Base Material Preservation
- Technical Mechanism: Utilizes cold-forming clinching technology to eliminate heat damage (>300°C) from welding, preventing Heat-Affected Zones (HAZ) in the substrate. Preserves coatings (e.g., zinc plating, nickel plating) and sensitive substrates like anodized aluminum.
- Industry Validation:
- Compliant with IEC 60512-6-4 (non-thermal installation testing);
- Suitable for electrophoretic-coated panels and heat-sensitive alloys.
- Case Study: EV battery enclosures (6061-T6 aluminum) show <3% hardness loss (HV0.3) with clinch studs vs. 15% with welded nuts.
2. Lightweight Design Optimization
- Weight Reduction: 40% lighter per connection vs. welded nut + reinforcement plate combos (e.g., M5 carbon steel stud: 1.8g vs. 3.1g).
- Design Limits:
- Minimum stud size: M1.2;
- Compatible with ultra-thin sheets (0.3mm, requires full-knurl design).
- Application: Titanium clinch studs reduce aircraft cabin wall weight by 12kg per unit (RTM carbon fiber panels).
3. Superior Vibration Resistance & Mechanical Interlock Stability
- Mechanism: Clinch ring forms a plastic interlock with the substrate, achieving near-ideal torque/retention (e.g., M4 stainless steel stud: ≥2,500N pull-out force, ≥6N·m torque).
- Testing Standards:
- Passes USCAR-8 Level 10 random vibration (20–2,000Hz, 3hrs, no loosening);
- Meets DIN 267-10 “Anti-Loosening Grade A” (industry highest).
- Application: High-speed train bogie sensor mounts achieve >15-year service life under vibration loads.
4. Production Efficiency & Cost Control
Installation Speed:
- Robotic clinching: <2 seconds per stud;
- Seamless CAD/CAM integration (positional tolerance ±0.05mm).
Cost Comparison:
Method Unit Cost (USD) Total Cost* (incl. post-processing) Clinching 0.12 0.15 Welded Nut 0.18 0.35 (grinding/rust-proofing) Automation: Compatible with Fanuc/KUKA robots (<3s tool switching).
5. Design Flexibility & Maintainability
- Space Optimization:
- Blind-hole installation (no rear access needed);
- Floating studs tolerate ±0.5mm misalignment.
- Maintenance: Removable designs (e.g., PEM® E-Series) allow in-situ thread repair (Recoil® Kit), cutting downtime by 70%.
- Customization: OEM services (e.g., PEM®) include non-standard hole sizing (±0.01mm tolerances) and anti-misfit engraving.
Summary: Core Advantage
| Metric | Self Clinch Studs | Traditional Welding/Riveting |
|---|---|---|
| Substrate Protection | Zero HAZ | Significant HAZ |
| Vibration Resistance | USCAR-8 Level 10 | Level 6–8 |
| Installation Speed | ≤2 sec/point (automated) | ≥10 sec/point (manual) |
| Total Cost (USD/point) | 0.15 | 0.35 |
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Top 10 Self Clinch Studs Manufacturers in the World(2025)
| Rank | Manufacturer | Country | Key Products |
| 1 | Rivetfix | China | Steel Rivet Nuts, Self Clinching Nuts, Self Clinching Studs, Through-Hole Threaded Standoffs |
| 2 | PennEngineering | United States | Self-Clinching Nuts (S, SS, CLS, CLSS, SP), EMI-Shield® studs, Concealed-Head Studs (CHA, CFHA, CHC) |
| 3 | Bossard Group | Switzerland | CLS-632-2 Self-Clinching Nut (by PennEngineering®), HydrogenSafe™ studs, FH-M5-30ZI (by Penn Engineering) |
| 4 | LISI Aerospace | France | AeroClinch® titanium alloy studs, FireLock® flame-retardant studs, MicroFloat® precision-adjustable studs |
| 5 | Sherex Fastening Solutions | United States | Clinch Nuts, CoatLock® corrosion-resistant studs, Fastener Installation Systems |
| 6 | Tong Ming Enterprise | Taiwan (China) | Hex Head Screw, NanoSeal® nano-coated studs, Self-tapping Screw |
| 7 | Arnold Umformtechnik | Germany | TAPTITE 2000® Thread-tapping in metal, CrashShield™ impact-safe studs, Rivorm® HR Clinch fasteners |
| 8 | Ningbo Jinding Fastening Piece | China | EV-Link® high-voltage studs, MagTec™ magnesium alloy studs, SmartCoat® microencapsulated adhesive studs |
| 9 | Nifco | Japan | 2pcs Clip, 1pcs Clip, Trim Clip |
| 10 | Rivmate | China | Open End Blind Rivet, Reduce Head Knurled Body Rivet Nut, Peel Pop Rivets, Speed Rivets |
The manufacturers listed in our 2025 review represent the pinnacle of superior performance by rivet nut manufacturers.
Country：China
Suzhou Rivfix Import & Export Co., Ltd. is a rivet nut manufacturer and supplier integrating R&D, design, production and sales. Rivetfix has introduced 64 sets imported multi-station machines and 6 sets selecting machines.
Since 2012, Rivetfix has supplied a large number of high quality rivet nuts to 2000+ customers worldwide. Currently, we have 200+ production staff and 40+ sales team.
Key Products:
- Steel Rivet Nuts
- Self Clinching Nuts
- Self Clinching Studs
- Through-Hole Threaded Standoffs
Core Advantages:
- Over 15 years experience in manufacturing fasteners
- Understand the uniqueness of each project, provide a wealth of customized products
- Provide professional pre-sales and after-sales service to assist customers with selection, technical support and problem solving
- Efficient logistics management system and inventory control
Country: United States
PennEngineering, a global leader in clinching technology, was founded in 1942 and owns two internationally standardized brands, PEM® and KL™. In 2024, the company launched its “Smart Stud” (featuring built-in micro strain gauges for real-time preload monitoring) and collaborated with NASA to develop lightweight stud solutions for Mars rovers. With annual revenue exceeding $1.5 billion and an 18% global market share, its R&D center introduced the “SmartClinch” AI algorithm to dynamically optimize installation pressure parameters, reducing stud failure rates from 0.1% to 0.002%.
Key Products:
- Self-Clinching Nuts – Types S, SS, CLS, CLSS, SP
- EMI-Shield® studs (copper-plated Faraday cage construction for electromagnetic interference suppression)
- Concealed-Head Studs – Types CHA,CFHA,CHC,CFHC
Core Advantages:
- Proprietary Zero-HEX™ anti-rotation design (eliminates knurling, boosts torque retention by 30%).
- Exclusive supplier for Tesla Cybertruck battery module fastening systems.
- End-to-end digital services (PEM® Cloud Platform with real-time installation parameter optimization and a million-case database).
Country: Switzerland
Founded in 1831 by Johann Bossard in Zug, Switzerland, Bossard Group initially specialized in watch screws. In 2023, it acquired German IoT innovator KVT for €230 million, integrating IoT thread-sensing technology to launch the “SmartBolt” self-clinching studs, which feature embedded micro-sensors for real-time stress monitoring.
In 2024, following the acquisition of U.S.-based FastenSense, the company introduced the “SmartStud” series with Bluetooth 5.0 data transmission and expanded its Asia-Pacific logistics hub in Singapore, boasting a storage capacity of 580 million units. Operating 45 global technical centers, Bossard guarantees a sub-4-hour response time for critical support.
Key Products:
CLS-632-2 – Self-Clinching Nut by PennEngineering ® (PEM ® )
- HydrogenSafe™ hydrogen-resistant studs
Core Advantages:
- Sole ATEX-certified studs for explosive atmospheres (oil/gas/chemical sectors).
- Proprietary DRS-40 AI inspection system: Analyzes 1,000+ parameters per stud to ensure micron-level precision.
- Europe’s largest solar-powered stud plant (2025): 70% reduction in carbon footprint across production.
Country: France
Originating in 1780 as a steel mill in Lorraine, the company pivoted during WWII to supply critical fasteners for French Air Force munitions. As a Tier 1 supplier to Airbus and Boeing, it dominates 37% of the global aerospace self-clinching stud market.
In 2024, its collaborative Aerofix® studs reduced weight at 8,600 connection points on the Airbus A350 fuselage (220 kg per aircraft). The 2025 launch of CarbonFusion® carbon-fiber composite studs achieves a 58% weight reduction. Its Metz headquarters houses the world’s sole full-scale static fatigue test rig (500 kN load capacity) for aerospace validation.
Key Products:
- AeroClinch® titanium alloy studs
- FireLock® flame-retardant studs
- MicroFloat® precision-adjustable studs
Core Advantages:
- NADCAP accreditation across all aerospace product lines.
- Industry-standardized engine nacelle repair protocols co-developed with Safran.
- Monterrey Smart Factory (Mexico): Hybrid aerospace-automotive production lines with Just-in-Time (JIT) delivery.
Country: United States
Sherex Fastening Solutions, established in 1985 in Akron, Ohio, initially served as a supplier to Goodyear Tire. Today, it dominates the heavy machinery clinching sector as a core supplier to Caterpillar and Komatsu.
After its acquisition by the Hubbard Group in 2015, the company pivoted to heavy-duty applications. Its patented DualCollar™ dual-collar clinching technology enhances the tensile strength of M30 studs to 85 kN (22% above ASTM A490 standards) and extends the fracture lifespan of Komatsu excavator boom joints to 21,000 service hours. In 2023, it supplied the U.S. Army’s Next-Generation Combat Vehicle program with CrashResist® studs, engineered to withstand IED blast impacts.
Key Products:
- CoatLock® corrosion-resistant studs:
Core Advantages:
- Exclusive heavy-duty cold forging mold design: Triples production capacity while maintaining ≤0.01mm dimensional tolerance.
- World’s only fully automated ISO 16047 torque-testing line (certified for ASME B18.2.6 compliance).
- North American emergency delivery network (4-hour response for critical orders).
Country: Taiwan (China)
Established in 1976, TONG began as a yacht hardware exporter through Kaohsiung Port. Today, it dominates as the Asia-Pacific leader in stainless steel fasteners, holding a 45% global market share in photovoltaic clinch studs.
In 2021, partnering with Longi (a top Chinese PV manufacturer), TONG developed the SolarFast® stud series, which passed 3,000 hours of dual 85 testing (85°C/85% RH) under IEC TS 62788-7 for UV resistance. The company launched the world’s first AI-driven quality inspection line in Tainan, leveraging NVIDIA Jetson edge computing to achieve 99.998% defect detection accuracy in 2024. In 2025, a $200 million AI vision upgrade reduced defect rates to <0.003%. TONG is a key partner for CATL and BYD.
Key Products:
- Hex Head Screw
- NanoSeal® nano-coated studs
- Self-tapping Screw
Core Advantages:
- Co-drafter of IEC 61215 photovoltaic module design/qualification standards.
- Taiwan’s only UL-certified weather-resistant studs (UL 467 grounding compliance).
- Nickel price hedging model: Stabilizes costs (±2% volatility) via futures contracts and strategic reserves.
Country: Germany
Founded in 1941 by Heinrich Arnold in Hesse, Arnold Umformtechnik initially supplied precision guide rails for East German machine tools during the Cold War. Today, it dominates as Europe’s leading supplier of clinch studs for new energy vehicles (NEVs), deriving 65% of its revenue from Volkswagen’s MEB platform and serving as the exclusive supplier for Porsche Taycan’s carbon fiber roof clinch connections.
In 2017, the company joined Volkswagen’s MEB platform as its first dedicated EV stud partner. In 2024, it inaugurated a carbon-neutral, solar-powered “lights-out” factory with zero direct human intervention. As the drafter of the DIN 7337 clinch stud standard, Arnold partnered with the Fraunhofer Institute in 2025 to develop a genetic algorithm for cold-forming processes, extending mold lifespan to 1.5 million cycles (industry average: 600k).
Key Products:
- TAPTITE 2000® Thread-tapping in metal
- CrashShield™ impact-safe studs
- Rivorm® HR Clinch fasteners for different assembly jobs
Core Advantages:
- World’s first digital twin clinching production line: Virtual commissioning reduces setup time by 80%.
- Full IATF 16949:2016 compliance: Automotive Quality Management System certified across all facilities.
- Porsche’s strategic EV platform supplier: Tier 1 status for next-gen SSP architecture components.
8.Ningbo Jinding Fastening Piece
Country: China
Ningbo Jinding Fasteners, China’s top exporter of clinch studs, was awarded the “National Manufacturing Single Champion” title in 2023. With a strategic RMB 500 million investment, the company built Asia’s most advanced fully automated alkaline electroplating lines, achieving a 100% environmental compliance rate. It serves as the exclusive clinch stud supplier for NIO’s ET7 battery packs.
Founded in 1995 as a tooling workshop in Beilun, Ningbo, the company transformed into a NEV fastener leader after securing a Series C investment from BYD in 2018. In 2023, it established Asia’s largest magnesium alloy stud production line with direct nickel ore sourcing from Indonesia, reducing costs by 42% versus traditional steel studs.
Main Products:
- EV-Link® high-voltage studs
- MagTec™ magnesium alloy studs:
- SmartCoat® microencapsulated adhesive studs
Core Advantages:
- BYD holds 7% strategic equity stake with joint R&D in CTB battery-to-chassis integration.
- Globally unique 100-unit MOQ support for prototype validation and niche applications.
- Amazon Industrial Sales Top 3 Seller in Europe/USA markets, enabling direct-to-OEM logistics.
Country: Japan
Nifco, recognized as the global leader in plastic-metal hybrid stud technology, serves as the exclusive supplier for Toyota and Honda. In 2025, it launched the BioNylon® bio-based studs, with 50% raw material derived from sugarcane. A consecutive winner of Nikkei’s Manufacturing Innovation Award (2022–2024), the company was founded in 1956 by Kozo Yamada and initially produced plastic buttons. During the 1980s, it pioneered miniaturized composite studs for Sony Walkmans, achieving seamless metal-plastic integration. The Japan Patent Agency honored Nifco as a “Distinguished Inventive Enterprise” for its 1,850 cumulative patents.
Core Advantages:
- Exclusive nano-injection molding process: ±0.03mm precision for embedded metal inserts.
- Primary author of JASO standards: Defining Japan’s automotive fastening specifications.
- Malaysia factory ASEAN hub: 30% tariff reduction under the ASEAN Trade in Goods Agreement (ATIGA).
Country：China
Rivemate is dedicating to supply the qualified structural rivets to Europe and the United States and we have established partnership with the world’s top 500 companies such as Stanley and Würth.
Rivmate’s laboratory is equipped with Projector, Tensile & Shear Machines, Hardness Testing Machine, Vision Measuring System, laser selecting machine, Thickness Testing Machine and Salt Spray Testing Machine.
Main Products
- Reduce Head Knurled Body Rivet Nut
Speed Rivets
Core Advantages
- Employ advanced manufacturing technologies and strict quality control processes
- Offer a diverse selection of rivets and fasteners, customize products based on specific requirements, such as size, material, and application.
- Stay ahead of market trends and invest in R&D to develop new technologies that improve product performance and efficiency
- Provide personalized support, fast response times, and flexible solutions
Why Does Rivetfix Stand Out Among Self Clinch Stud Manufacturers
1. Expertise and Innovation
With over 15+ years of experience, Rivetfix continuously innovates in fastener technology, offering high-performance, reliable solutions across multiple industries like electronics, automotive, and aerospace.
2. Superior Product Quality
Rivetfix is committed to delivering high-quality fasteners that meet or exceed industry standards. We follow ISO, DIN7337, IFI114, HUCK and Avdel standard, and also we can design and produce according to customer requirement. Using premium materials and state-of-the-art manufacturing techniques, we ensure the strength, durability, and reliability of every rivet, rivet nut, and fastening system.
3. Customization
Rivetfix offers highly customizable self-clinch studs, tailoring them to specific customer needs in terms of materials, thread sizes, and dimensions, ensuring optimal fit for each application.
4. Competitive Pricing
Rivetfix offers highly competitive pricing for bulk orders of custom self-clinch studs, allowing businesses to benefit from significant cost savings while maintaining exceptional quality.
When ordering in bulk, you can expect both high-quality manufacturing and a reliable supply chain, ensuring that your business can meet production deadlines without delays. We also offer flexible pricing tiers based on volume, ensuring that as your order size increases, so do the savings. Whether you’re manufacturing at scale or looking to stock up on essential components, Rivetfix provides the best value for your bulk fastening needs.
5. Global Presence and Industry Experience
Rivetfix has a strong international footprint, allowing us to serve customers worldwide. We are dedicating to supply the qualified structural self clinch fastemers to Europe and the United States and we have established partnership with the world’s top 500 companies such as Stanley and Würth. With extensive industry experience across automotive, aerospace, construction, and more, we have the knowledge and capabilities to provide effective solutions in any market.
6. Fast and Reliable Delivery
We understand the importance of timely project completion. Rivetfix offers fast and reliable delivery services, ensuring that your products arrive on time, every time. Our efficient logistics and inventory management systems help you keep your production on schedule without delays.
Summary of Self Clinch Stud Manufacturers
These manufacturers are leaders in the self-clinch stud industry, providing high-quality, durable fastening solutions for a wide range of applications across automotive, aerospace, electronics, and industrial sectors. Their core strengths, including innovation, customization, and global presence, enable them to maintain a competitive edge in an evolving market.
Custom Self Clinch Studs Solutions for Your Business with Rivetfix
In this list, Rivetfix is the first choice for the manufacturer of self clinch stud with its wide range of solutions, services and corporate vision. Rivetfix offers tailored self-clinch stud solutions designed to meet the unique needs of your business.
With the ability to customize thread sizes, materials, coatings, and designs, we guarantee that our self-clinch studs will optimize your assembly process and enhance the overall durability of your products. Whatever your field and nature of the project, we can choose the best product for your needs. Rivetfix’s custom solutions will help you achieve reliable, long-lasting connections that meet the highest quality standards.
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