- Home
- About Us
-
SIW Product / Service
- SIW Product / Service
- Product
- Service
- Certification / Standard
- Sustainability
- News
- Work With Us
- Contact Us
-
Font Size
- S
- M
- L
⚽️ 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 Participate
1️⃣ 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 Period
Now – 19 July 2026, 6:00 PM (Thailand Time)
🎉 Winner Announcement
21 July 2026
📌 Note
Participation is valid only through the SIW Facebook page.
Click >>HERE<< to Join
Good luck! ⚽💙
28-11-2024
Is It Really Worth It? Wire Testing Services from "SIW - Testing Service Center" In the world of the wire industry, quality testing is absolutely crucial. Whether you’re a manufacturer or a user of wire products, ensuring that your products meet quality standards and specific requirements directly impacts reliability and performance.How Does SIW's Wire Testing Service Compare to General Testing Providers? 1. Accuracy and Technology- SIW - Testing Service Center: Equipped with the latest internationally certified tools and technology, adhering to global standards such as ISO/IEC 17025.- General Providers: May rely on basic tools that lack updates or equivalent certifications. 2. Expert Team- SIW: Experienced engineers and scientists provide detailed analysis and professional insights.- General Providers: May have general-level specialists who cannot offer tailored advice or in-depth consultations. 3. Reliability of Test Results- SIW: Produces results recognized both domestically and internationally, ideal for exports and building customer confidence.- General Providers: Results may suffice for domestic use or preliminary testing but lack global credibility. 4. Range of Testing Services- SIW: Offers a comprehensive range of tests, including tensile strength, ductility, corrosion resistance, and other essential properties.- General Providers: Often limited to basic testing capabilities. 5. Long-term Cost-effectiveness- SIW: Reduces risks of delivering substandard products, minimizing long-term costs associated with damages or customer complaints.- General Providers: While cheaper upfront, they pose higher long-term risks.Contact SIW - Testing Service Center Now!Tel: +66 81 170 2571Email: marketing@siw.co.thLine ID: @siwthailand
15-11-2024
"Gen Z: Driving Change Toward Unlimited Growth" Meet Chayangkoon Arunchaiwat from the Country Sales team (Indian Subcontinent), sharing the fresh perspective of a new generation driving organization’s success. "Since I have been one of the member of SIW, I can feel that the work environment right here is comfy and flexible. Some fresh ideas can be generated by younger generation like me. Moreover, teamwork is also a milestone to achieve our goals." Chayangkoon Arunchaiwat Country Sales - Indian Subcontinent
22-10-2025
PC Wire from SIW is manufactured using high-quality materials and advanced production technology to ensure exceptional strength, durability, and world-class standards. Certified under TIS 95, ASTM A421, JIS G3536, AS/NZS 4672, BS 5896, and pr EN 10138-2,our products meet diverse customer needs with various types — plain, indented, crimped, and spiral. Each wire is designed to suit different applications and environments, ensuring superior performance and reliability. With SIW PC Wire, quality is guaranteed in every strand. Contact us through any channel today. Contact: 081-170-2571 Line: @siwthailand Website: www.siw.co.th #SIW #SIWThailand #PCWire #PrestressedConcrete #HighQualitySteel
30-09-2025
🚫 Don’t paint over rust!Painting directly on rust allows it to keep eating the steel underneath, weakens the structure, and causes the paint to peel or blister.✅ The right way:1. Remove rust until bare metal2. Apply anti-rust primer3. Paint over againResult = Safe, Strong, Durable 💪#AntiRust #ProTips #SteelCoating #SafeStructures
23-09-2025
⚠️ Precautions When Driving Piles !1. Underground utilities: Signal cables, water pipes, and electrical lines — if not properly checked, can cause pipe breaks and water leaks, affecting both the worksite and the community.2. High-voltage power lines above the work area: Cranes or pile drivers may hit the lines, posing serious risks to workers.3. Nearby buildings or structures: Pile driving can cause vibrations that may damage adjacent buildings, houses, or fences.SIW is ready with a team of professional engineers and experts!Worry-free at every step, from start to project completion.📞 Contact us through any channel today.#PileDriving #PileDrivingService #SIWService #EngineeringTeamReadyToConsult #ConstructionSafety
08-06-2022
ที่เราๆท่านๆ รู้จักตะแกรงเหล็กกันดีอยู่แล้ว แต่ทราบหรือไม่ว่านอกจากตะแกรงเหล็ก ที่นำไปใช้ปูพื้นถนน หรืออาคารรวมถึงผนัง Precast แล้ว ตะแกรงเหล็ก ของสยามลวดเหล็ก ก็ยังมี ตะแกรงที่ชุบกัลวาไนซ์ ที่สามารถนำไปปูรอง ฉนวนกันความร้อนใต้หลังคาได้อีกด้วย ซึ่งทางสยามลวดเอง สามารถผลิตเป็นแผ่น ตามขนาดที่ลูกค้าต้องการแล้วนำไปวางใช้งานได้เลย ได้ทั้งความสะดวกสบาย และรวดเร็ว ในการทำงาน แบบนี้งานเสร็จเร็วแน่นอน
28-04-2026
⚠️ Clearing Up the ConfusionWhat’s the difference between Cold Drawn Wire VS Reinforcing Bar (Rebar) ? Here’s a simple breakdown you can understand in under 3 minutes:Cold Drawn WireCold Drawn Wire is produced by drawing steel through a die at room temperature, where the strength increases due to the strain hardening process. As a result, it offers precise dimensions and a smooth, shiny wire surface, making it suitable for applications such as:✔ Concrete Pipes✔ Stirrups✔ Spun Piles✔ Precast ConcreteReinforcing Bar (Rebar)Reinforcing Bar (Rebar) is manufactured by rolling steel with rollers at high temperatures (900–1200°C), allowing the metal to be easily shaped without cracking. However, its dimensional accuracy is lower compared to cold-drawn wire, and oxide scale forms on the surface, which must be removed after hot rolling. It is commonly used in applications such as:✔ Columns✔ Beams✔ Slabs📌 Quick SummaryIf the application focuses on strength, choose Cold Drawn Wire.If the application focuses on bonding with concrete and ductility, choose Reinforcing Bar (Rebar). Click >>HERE<< to see more about our Cold Drawn Wire.
We are relentless in our pursuit for excellence in product quality and innovation. We take pride in being able to anticipate your needs and provide tailored solutions for each of your requirements. We strive to exceed expectations.