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A MESSAGE OF TRUST AND PARTNERSHIP!
Lisa L.C. Wang, President of Kingston Heavy Industrial Co., Ltd., recognizes SIW's exceptional quality and strong reputation built over 20+ years in Taiwan's infrastructure sector. Here's to more milestones together!
"SIW's product quality has earned a strong reputation in Taiwan's infrastructure for over 20 years, and we wish you continued success in overcoming challenges, fostering partnerships, and achieving growth."
26-05-2025
Special Grade Earthquake-Resistant PC Strand - "A Safety Standard for Life Beyond Strength"In an earthquake situation, the very seconds when a structure begins to fail can determine life or death. Therefore, designing structures to delay "Collapse" becomes a critical factor in ensuring enough time for safe evacuation.At Siam Industrial Wire (SIW), we place great emphasis on every mechanical property of PC Strand, recognizing its importance as a key component in civil engineering design. Our special earthquake-resistant PC Strand is developed with a higher "Force Ratio" than standard products.• Force Ratio (the ratio between Breaking Load and Yield Load) in SIW’s PC Strand is higher than standard grades, meaning the steel does not fail immediately after reaching its yield point.• This allows the structure to withstand seismic forces longer, effectively "delaying" Collapse and giving occupants valuable time to evacuate safely.• Additionally, the increased "Plastic Deformation" of steel enabled by the high Force Ratio makes the product suitable for plasticity-based structural design, which emphasizes "Ductile Behavior".• And when exposed to seismic forces, this ductility causes serious and visible "Cracking" before total collapse occurs, serving as a warning sign that allows for timely intervention or evacuation.• It also helps reduce the risk of Nature Abrupt or sudden Collapse as plasticity-based design lowers the chance of instant concrete brittle failure — which in turn increases the likelihood of survival and reduces potential loss.SIW manufactures and exports special-grade PC Strand with a higher Force Ratio than standard requirements to Denmark, conforming to FprEN 10138-1&-3:2009 standards. These products are certified with the FI Marking of Denmark.At SIW, we are deeply aware of the impacts of natural disasters and the value of every life.
06-01-2026
Hollow Core Slab VS Regular Slab: How to Choose for Cost-Effectiveness and Efficiency? 🏗️Hollow Core Slab is made from prestressed concrete using PC Wire and are carefully checked at the factory to meet standards. They are lighter than regular concrete floors, which makes them more cost-effective by reducing the weight on beams, columns, and foundations. Because they are factory-made, hollow core slab are quick to install, saving time on rebar work and speeding up construction.PC Wire from SIW is high-quality and made for prestressed concrete. It works for all types of hollow core slabs, from regular buildings to large projects, giving you confidence in the strength and safety of your structure 🏢✅#PCWire #PrestressedConcrete #SIW #ConcreteSlabs #Construction
26-12-2024
Stepping Towards a Sustainable Future with Electric Vehicles To support our ESG goals, SIW has transitioned to using electric vehicles within the factory, including Electric Trucks and Electric Forklifts. This initiative is part of our commitment to reducing environmental impact and building a sustainable future.
06-05-2025
SIW-Testing Service Center for Prestressed Steel Wire Quality TestingPerfect for manufacturers or users of PC Wire and PC Strand who require quality test results according to various standards. With over 30 years of expertise, SIW’s lab specializes in prestressed steel wire quality testing.Convenient, Fast, and Cost-effectiveISO/IEC 17025 certified by NATA (National Association of Testing Authorities, Australia)Detailed, Clear, and Traceable Reports at Every Step, with Analysis and Improvement SuggestionsModern Equipment with High Efficiency and Precision of Over 99.95%Flexible Testing Customization Based on Client Requirements, Including Specific TestsService Information:1. Fatigue Testing MachineBrand: Zwick Roell, Model: HA500Testing Standards Supported: AS/NZS 4672.1, AS/NZS 4672.2, BS 5896, LNEC E 542, LNEC E 453, ISO 15630 Part 3, TIS 95-2540, TIS 420-2540PC Wire: Maximum Load 500 kN, Sample Diameter 5 – 22 mmPC Strand: Maximum Load 500 kN, Sample Diameter 5 – 22 mmDeformed Bar: Maximum Load 500 kN, Sample Diameter 5 – 40 mm2. Relaxation Testing MachineTesting Standards Supported: AS/NZS 4672.1, AS/NZS 4672.2, ASTM A416/A416M, ASTM A421/A421M, ASTM A881, BS 5896, ISO 15630-3, JIS G3536, TIS 95-2540, TIS 420-2540PC Wire: Maximum Load 300 kN, Sample Diameter 4 – 9 mmPC Strand: Maximum Load 500 kN, Sample Diameter 9.3 – 18.0 mm
24-08-2026
🏗️ Choosing the right pile for the job is the first step toward a strong and reliable structure.✅ Prestressed Concrete Piles✅ Prestressed Spun Concrete Piles (Spun Piles)✅ Bored PilesEach type of pile is designed for different applications. Choosing the right one helps enhance structural strength while ensuring greater cost efficiency.hashtag#SIW hashtag#PrestressedConcrete hashtag#PCWire hashtag#PCStrand hashtag#Construction
13-07-2026
⚽️ Predict the FIFA World Cup 2026 Champion and Win Exclusive SIW Prizes! 🎉Join the fun by predicting which national team will win the FIFA World Cup 2026 for a chance to receive one of 10 special prizes from SIW.🎁 Prizes🏆 1 Official Football Jersey worth THB 3,000 (Champion Team Design)🏆 3 National Flag Neck Pillows (Designs of the Top 3 Runner-up Teams)🏆 6 SIW Bags📌 How to Participate1️⃣ Follow the SIW Facebook page, share this post publicly, and comment with proof of your share. 2️⃣ Comment with your prediction of the FIFA World Cup 2026 Champion.*Limited to one entry per person.📅 Activity PeriodNow – 19 July 2026, 6:00 PM (Thailand Time)🎉 Winner Announcement21 July 2026📌 NoteParticipation is valid only through the SIW Facebook page.Click >>HERE<< to JoinGood luck! ⚽💙
02-09-2025
We can’t control the weather, but we can plan ahead.Don’t let rain slow you down, use these simple techniques to keep your project on track, protect your materials, and avoid costly delays.1. Check the Weather DailyMonitor forecasts every morning to adjust your work schedule accordingly. 2. Drain Standing Water DailyNever leave water to pool at the site. It can weaken soil conditions and threaten the stability of the foundation and structure.3. Start with Indoor Work FirstPrioritize indoor or covered tasks first. This allows construction work to continue with minimal disruption, even during periods of rain.4. Protect Materials and EquipmentStore cement, steel, wood, and electrical tools in dry areas or cover them with waterproof tarps to avoid damage and reduce replacement costs.5. Set Up Temporary Drainage SystemsUse temporary drainage systems like trenches or PVC pipes to quickly redirect rainwater and keep the site safe and operational.💡 Small steps like these can save time, reduce costs, and maintain construction quality—even during the rainy season.Plan smart. Store safely. Prevent damage before it happens.#ConstructionTips #RainySeasonReady #SiteManagement #ProjectPlanning #BuildSmart
02-01-2025
PC Wire (Prestressed Concrete Wire) is a high-strength steel wire designed for use in construction projects that require reinforced concrete structures. The term "Prestressed" refers to the process of applying tension to the steel wire before pouring concrete around it. This technique enhances the concrete's ability to withstand tensile forces, effectively preventing cracks and ensuring structural durability. American Standards for PC Wire In the United States, the production and use of PC Wire must adhere to industry standards, particularly those established by the American Society for Testing and Materials (ASTM). Key standards include: Material Specifications: PC Wire is typically manufactured in accordance with ASTM A421 or ASTM A416, which define the requirements for high-carbon steel wires and strands used in prestressed concrete. Strength and Performance: These standards specify tensile strength, yield strength, and relaxation properties, ensuring the wire can handle high stress over extended periods. Dimensional Tolerances: Strict guidelines for diameter, straightness, and length ensure consistency and compatibility in construction projects. Testing Requirements: ASTM standards mandate rigorous testing, including tensile strength, elongation, and stress-relaxation tests, to guarantee performance and durability. Compliance with ASTM standards ensures that PC Wire meets the safety and quality requirements for critical infrastructure projects, giving engineers and contractors confidence in its use. Advantages of PC Wire High Strength: PC Wire offers superior tensile strength compared to regular steel, making it ideal for high-durability structural applications. Reduced Structural Weight: Its strength allows for a reduction in the volume of materials required for construction. Long Service Life: Reinforcing concrete with PC Wire minimizes the risk of cracking, prolonging the structure's lifespan. Standard Compliance: Manufacturing under ASTM standards ensures quality and safety in construction projects. Applications of PC Wire Bridges and Overpasses: Used to reinforce beams, increasing strength and minimizing cracking. Precast Concrete Slabs: Essential in high-rise building construction for enhanced load-bearing capacity. Piles and Retaining Walls: Suitable for structures that need to withstand soil or water pressure. Critical Infrastructure Projects: Commonly used in sports stadiums, large buildings, and underground structures requiring high stability. PC Wire is an indispensable material for modern construction, particularly in projects focused on strength, durability, and compliance with industry standards. Where to Purchase PC Wire? SIW is the largest producer and supplier of PC Wire in Southeast Asia, certified to meet international standards, including ASTM A421 and ASTM A416, and serving over 70 countries worldwide. With more than 50 years of experience, SIW delivers high-quality PC Wire to support a wide range of construction projects globally. In addition to its commitment to quality and reliability, SIW also prioritizes environmental sustainability. The company holds an Environmental Product Declaration (EPD) certification, ensuring its products are eco-friendly and contribute to sustainable construction practices. Choose SIW for high-quality PC Wire that meets global standards while supporting environmentally responsible solutions. https://www.siw.co.th/en/product-detail/pc-wire
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