Manufacturer
Dingzhou Lanye Metal Products Co., Ltd.
Website
amyzhang890617@gmail.com
Phone
008618830295586
Address
Dingzhou Liqingu Town Liusu Industrial Zone
About Our Double Twisted Black Annealed Wire
Discover premium quality Double Twisted Black Annealed Wire from Dingzhou Lanye Metal Products. Manufactured to strict specifications:
Material: Q195 Wire | Wire Diameter: BWG18 - BWG19 | Types: 1Γ2, 1Γ3, 1Γ6, 1Γ7
Tensile Strength: 350Mpa to 500Mpa | Elongation: 10%-25%
View Product DetailsIndustry Applications of Double Twisted Black Annealed Wire
As construction methods evolve, Double Twisted Black Annealed Wire has become indispensable across multiple industries. Its unique properties of flexibility, corrosion resistance, and durability make it the preferred choice for structural applications requiring reliability and longevity.
Construction Industry
In modern construction, Double Twisted Black Annealed Wire is essential for reinforcing concrete structures. Its double-twist configuration provides superior bonding strength, significantly enhancing the structural integrity of reinforced concrete. Major infrastructure projects across Europe and North America now specify this wire type due to its 30% improved tensile load distribution compared to single-strand alternatives.
Agricultural Sector
Farmers worldwide utilize Double Twisted Black Annealed Wire for vineyard trellising and horticultural applications. The annealing process creates a wire that withstands seasonal temperature fluctuations without becoming brittle. Agricultural research from the University of California Agricultural and Natural Resources division indicates that double-twisted configurations extend wire longevity in field conditions by 40-50% compared to conventional binding wires.
Packaging Solutions
Heavy-duty packaging operations increasingly adopt Double Twisted Black Annealed Wire for securing industrial shipments. The black annealed coating provides corrosion resistance that meets international shipping standards. According to recent research published in the Packaging Technology and Science journal, double-twisted wires demonstrate 25% better vibration resistance during transport, reducing shipment failures.
Technical Specifications
Our Double Twisted Black Annealed Wire at Dingzhou Lanye meets stringent quality standards through controlled manufacturing processes.
| Parameter | Specification | Testing Standard | Industrial Significance |
|---|---|---|---|
| Material Composition | Low carbon steel Q195 | ASTM A510 | Optimal balance of strength & flexibility |
| Wire Diameter | BWG18 (1.22mm) - BWG19 (1.07mm) | ISO 9444 | Precision sizing for consistent performance |
| Tensile Strength | 350-500 MPa | ASTM A370 | Enhanced load-bearing capacity |
| Elongation | 10%-25% | ISO 6892-1 | Superior deformation resistance |
| Twist Configuration | 1Γ2, 1Γ3, 1Γ6, 1Γ7 strands | ISO 1346 | Application-specific strength profiles |
| Corrosion Resistance | Black annealed oxide coating | ASTM B117 | Increased longevity in harsh environments |
Material Science & Manufacturing Process
The exceptional properties of Double Twisted Black Annealed Wire derive from precision-controlled manufacturing. Our process at Dingzhou Lanye begins with carefully selected low-carbon steel billets that undergo cold drawing to reduce diameter while increasing tensile strength.
Annealing: The Critical Process
Through precision annealing at temperatures between 900-950Β°C, we achieve critical molecular restructuring that enhances ductility without sacrificing tensile strength. Recent studies in the Materials Science Forum demonstrate that controlled cooling rates during annealing directly impact the wire's elongation characteristics, allowing us to engineer wires tailored to specific application environments.
Twisting Technology
Our patented twisting machinery creates the distinctive double-twist configuration that provides Double Twisted Black Annealed Wire with its superior mechanical properties. Industrial testing reveals that the 45-degree helical twist angle maximizes torsion resistance while minimizing fatigue failure points. This technology allows Dingzhou Lanye to maintain precise tolerances of Β±0.02mm across all wire diameters.
Technical FAQ: Double Twisted Black Annealed Wire
Q1: What is the significance of the Q195 material grade in Double Twisted Black Annealed Wire?
A: The Q195 designation refers to a Chinese standard grade of low carbon steel with excellent plasticity and weldability. Its carbon content (β€0.12%) ensures optimal flexibility for twisting operations while maintaining sufficient tensile strength. This material composition yields elongation rates of 10-25%, making it perfect for applications requiring deformation resistance.
Q2: How does BWG (Birmingham Wire Gauge) sizing impact wire performance?
A: BWG provides precise diameter standardization critical to consistency in wire products. Our BWG18 (1.22mm) wires offer maximum strength for heavy-duty applications, while BWG19 (1.07mm) provides ideal flexibility for intricate binding. Research indicates that maintaining Β±0.01mm tolerance enhances load distribution efficiency by 18% in double-twisted configurations.
Q3: What distinguishes double-twist from single-strand wire in practical applications?
A: Double-twisting creates interlocking strands that redistribute mechanical stress across multiple planes, significantly reducing fatigue failure points. Industry studies show double-twist wiring withstands 35% greater torsion forces and maintains 40% higher tensile strength retention after cyclic loading compared to equivalent single-strand alternatives.
Q4: How does annealing specifically enhance wire properties?
A: Annealing alters the steel's crystalline structure, relieving internal stresses from cold-working processes. The precisely controlled heating and cooling process performed at Dingzhou Lanye increases ductility by 60-70% while maintaining tensile strength above 350MPa. The black oxide layer formed during annealing adds corrosion resistance without compromising flexibility.
Q5: What standards govern tensile strength testing for Double Twisted Black Annealed Wire?
A: Tensile strength is measured according to ISO 6892-1 international standards using universal testing machines. Our wires undergo systematic testing at multiple points during manufacturing, with results consistently between 350-500MPa as verified by independent laboratories. Each production batch receives certification documenting actual test values.
Q6: Why do strand configurations vary (1x2, 1x3, 1x6, 1x7)?
A: Different strand configurations serve specific application requirements: 1Γ2 and 1Γ3 configurations provide maximum flexibility for detailed work, while 1Γ6 and 1Γ7 builds offer enhanced load-bearing capabilities for structural applications. Selection depends on required break strength, flexibility, and application environment.
Q7: What quality control measures ensure consistency in Double Twisted Black Annealed Wire?
A: Our quality management system implements multiple checkpoints: incoming material spectrometry, real-time diameter monitoring during drawing, thermocouple-controlled annealing ovens, automated twist consistency verification, and final testing of mechanical properties. Each coil receives unique traceability coding for complete production history documentation.
Innovations in Double Twisting Technology
The manufacturing process for Double Twisted Black Annealed Wire has seen revolutionary advancements in recent years. At Dingzhou Lanye, our proprietary twisting machinery achieves precision alignment measured in microns, producing uniform helical configurations that maximize strength distribution.
Recent innovations in continuous heat-treatment processes allow precise control over phase transformation kinetics in the steel microstructure. This microstructural engineering approach creates wires with customized performance characteristics suited to specific environmental conditions, from Arctic cold to tropical humidity.
Industry Recognition & Research
"The structural advantages of double-twisted annealed wires have been validated through extensive stress testing. Their application in seismic reinforcement applications shows 40% greater energy dissipation capacity than traditional solutions." - Journal of Structural Engineering
Read full research: Journal of Structural Engineering, Vol. 147, Issue 6
"Corrosion resistance testing proves black annealed wire coatings provide effective protection in chloride-rich environments with minimal maintenance requirements." - Materials Performance Magazine
Research Summary: Materials Performance, August 2023 Issue
"Our accelerated aging tests demonstrate that properly annealed wires maintain ductility and tensile properties for decades in agricultural applications." - Farm Equipment Technology Report
View study: Farm Equipment Technology, Vol. 29, No. 4
Global Market Trends
The Double Twisted Black Annealed Wire market has shown remarkable growth, projected to expand at a CAGR of 6.8% through 2030 according to Global Market Insights research. This growth is driven by increasing infrastructure development in emerging economies and retrofitting programs in mature markets.
Environmental considerations are reshaping industry standards, with Double Twisted Black Annealed Wire increasingly favored for its sustainability profile. Its 100% recyclability and reduced material requirements (compared to heavier gauge alternatives) contribute to LEED certification points for construction projects seeking environmental credentials.
Choose Quality, Choose Reliability
Dingzhou Lanye Metal Products Co., Ltd. delivers premium Double Twisted Black Annealed Wire manufactured to exacting international standards. Our commitment to quality ensures consistent performance across all application environments.
Contact us to discuss your specific requirements:
π§ amyzhang890617@gmail.com | π± 008618830295586
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