Explore our core engineering items optimized for industrial apparel, tactical gears, and dynamic luggage locking systems.
Material: Heavy-duty Zinc Alloy
Application: Fastener Adjuster panel
Use: Blazer, Suits, Sport Coat, Jacket
Finish: Antique Brass, Black Nickel
Design: High-grip prong layout
Compliance: Lead & Nickel free standard
Design Flex: Premium geometric contouring
Tension Range: Standard B2B clothing force
Spec: Durable alloy shell structure
Corrosion: Up to 48H Salt Spray compliant
Material: Refined vintage copper base
Applications: Outerwear, heavy uniform jackets
Patterning: Precision high-relief engraving
Markets: Europe, North America
Dimensions: Standard sizes (custom options available)
Material: Anti-rust brass wire configuration
Understanding high-tension spring-loaded locks, manufacturing tolerances, and raw material engineering in harsh operational environments.
For B2B buyers, the key differentiator in spring-loaded cord locks is the spring. Standard manufacturers use low-cost steel susceptible to oxidation. Our facility implements strictly SUS 304 / SUS 316 Stainless Steel Springs, assuring long-term dynamic resilience (exceeding 10,000 compression cycles) and corrosion resistance, suitable for marine or tactical outerwear.
Outdoor apparel manufacturers require components that do not crack under sub-zero temperatures. Through custom compounding of Polyoxymethylene (POM) for plastic modules, or using high-purity Zinc Alloy (ZnAl4), our locking hardware achieves outstanding dimensional stability and structural integrity between -40°C and 120°C.
Cord locks function via mechanical friction on cords (typically 2.0mm to 8.0mm in diameter). Wenzhou Fangyuan has engineered a fluted inner channel matching spring expansion curves, delivering a static holding force of up to 15 Newtons without causing wear or fraying to woven paracord structures.
From initial design blueprint to bulk export logistics: how we handle high-volume B2B orders with specialized surface treatments.
Our R&D team provides complete OEM/ODM support, translating custom branding concepts or technical drawings into precise physical prototypes in under 7 days. We optimize internal tolerances to match exact cord diameters.
Utilizing high-speed injection systems and automated multi-cavity hot chamber die-casting machinery, Wenzhou Fangyuan guarantees batch consistency with dimensions managed to a tolerance of within ±0.05mm.
We provide multiple premium finishes: Matte Black, Brushed Brass, Nickel-Free Silver, and Custom Powders. All finishing baths are strictly monitored to ensure compliance with global environmental regulations.
| Spec Category | Technical Parameter Details | Apparel / Luggage Applications |
|---|---|---|
| Spring Force Rating | 1.2 kgf to 2.5 kgf (Custom spring rates available) | Tensioning systems on outerwear & luggage compartments |
| Raw Materials | Eco Brass wire, Virgin Polyoxymethylene (POM), Zinc Alloy (ZnAl4) | Tactical vests, high-end sportswear, heavy backpacks |
| Finishing Procedures | Acid copper undercoat, nickel-free plating, electrophoretic varnish | Skin-contact clothing, outdoor equipment with high exposure |
| Eco-Compliance | REACH Annex XVII, Oeko-Tex Standard 100, RoHS Directive | Children's wear, EU/US retail consumer exports |
Headquartered in Qiaotou, Wenzhou—China's legendary manufacturing hub for apparel hardware—Wenzhou Fangyuan occupies a sprawling 15,000 square meter modern facility. Backed by an annual output value of 100 million Yuan, we manage a workforce of over 500 specialists, including 90 design and engineering directors.
By integrating automated manufacturing systems with an in-house laboratory, we assure that our metal fasteners, snap buttons, eyelets, and customized cord lock configurations deliver premium durability and corrosion resistance for high-end consumer markets.
Custom-engineered hardware designed to secure cords, drawstrings, and structural seams across demanding markets.
Providing our international clients with certified peace of mind, fully compliant with environmental guidelines.
Wenzhou Fangyuan operates under strict international standards. We hold the ISO9001:2008 Quality System certification and ISO14001:2004 Environmental standards. Crucially, our products are certified under Oeko-Tex Standard 100 Class I, confirming their suitability for infant wear and direct skin contact.
A closer look at the raw specifications and structural profiles of our core product designs.
Material Choice: Heavy Copper, Brass, Iron, and Grade 304 Stainless Steel.
Standard Sizes: 7.5mm, 9.5mm, 11mm, 13mm, 15mm, 17mm, 19mm, 21mm.
Finishing: Acid etching, electroplating, nickel-free varnishes.
Min Order Qty: 50,000 pcs (Iron Base) / 20,000 pcs (Brass/Stainless Steel Base).
Construction: Made with high-tensile brass wire.
Features: Excellent corrosion resistance.
Applications: Designed for length adjustment on suspenders, bags, and tactical straps.
Branding: Plain surface finish (logo integration not applicable due to wire configuration).
Components: Single-piece high-durability wire loop.
Use Case: Practical fastener closures for work trousers and overalls.
Features: Designed to hook securely onto buttons, withstanding repeat laundry cycles.
Options: Available in customized wire gauges and finishes.
Attributes: Made from corrosion-resistant brass alloy.
Use Case: Perfect for drawstrings, cords, and ventilation panels.
Applications: Applied in footwear, jackets, knitwear, and baby items.
Installation: Works with split washers or flat washers for a clean, secure setting.
Materials: Premium brass shells with steel posts.
Integration Support: Custom assembly blueprints provided.
Process: Prevents fabric bunching through precision stamping.
Finishes: Antique bronze, dark nickel, silver-chrome.
Materials: Hardened brass wire.
Utility: Serves as attachment points for belts, apparel, and bags.
Durability: Resistant to moisture, friction, and tension wear.
Design: Smooth profile to prevent strap wear.
Technical guidance to support sourcing managers, engineers, and quality assurance teams.
Premium metal buttons, jeans accessories, and heavy-duty sewing fasteners for volume procurement.
Type: Reinforced Threading Button
Market Range: Global uniforms & jackets
Design: High-rim retro profile
Mounting: Hand-sewn thread loop
Style: Double-ring fixed I-beam
Material: Tough brass cap with zinc post
Alloy Grade: Non-magnetic copper formulation
Applications: Lightweight knits & baby wear
Style: Vintage burnished copper
Target: Classic outerwear, jackets
Cap: Zinc alloy hollow mask design
Attachment: 333 Five-prong configuration
Application: Uniform coat & sport jacket accents
Finish: Corrosion-resistant lacquer
Detail: Vintage-style engraved crest
Testing: Tensile strength validated
Fangyuan Metal Button
