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St3ps/sp Ø5.5 mm wire rod in coils

In stock
St3ps/sp 5.5 mm wire rod in coils. Structural carbon steel. Delivery in Kyiv.

Specifications

Diameter5.5 mm
Steel gradeSt3ps/sp (structural)
ApplicationAssembly bars, welded products
Supply formatCoils ≈ 1–1.5 t
StandardГОСТ 30136-95
Mass per 1 m0.187 kg
Metres per tonne≈ 5348 м
Price32500 UAH/т

⚙️ St3ps/sp Ø5.5 mm wire rod - a bar used without further processing

St3ps/sp 5.5 mm wire rod is hot-rolled steel in coils to ГОСТ 30136-95. While softer grades are purchased for conversion into other products, St3 is chosen for use as supplied: its higher carbon content (0.14–0.22%) gives the rod the strength and springiness needed for assembly and welding applications without further processing.

🏗️ Main applications

  • Assembly bars: loops, ties, retainers, and temporary fasteners on construction sites.
  • Welded products: light grilles, frames, and brackets; St3 performs well in arc welding.
  • Strong welded mesh: openings that deform less under load than mesh made from softer grades.
  • General-purpose applications: guys, hangers, and clips, where springiness is an advantage.

✅ Advantages of SteelStream products

We supply wire rod to ГОСТ 30136-95. A complete table of masses for 5.5–14 mm, grades, and applications is available in the technical documentation.

  • Structural strength: the same steel used to roll smooth reinforcing bar, supplied in coils at wire-rod prices.
  • Kilometres without joints: a 1–1.5 t coil provides 5.3–8 km of rod; cut it to suit your needs without irregular offcuts.
  • Accurate weight: each coil is weighed during loading.

🚚 How to buy St3ps/sp wire rod with delivery

Sold in complete coils; price is per tonne.

  1. 📦 Order picking: we can load it together with reinforcing bar and wire.
  2. 🚛 Prompt delivery: we deliver coils by crane truck in Kyiv, Vyshneve, Brovary, and the surrounding region.
  3. ⚖️ Collection: crane loading into open vehicles at our depot in Vyshneve.
  4. 💳 Convenient payment: cash on delivery, card, or cashless payment with VAT.

👉 Browse the wire-rod catalogue for all coil diameters and grades. See the wire-rod reference guide: mass, grades, and ГОСТ 30136 for a complete mass table and grade comparison.

Frequently asked questions

How does St3 wire rod differ from St1kp? +
The difference is in carbon content and properties. St3 contains 0.14–0.22%, compared with 0.06–0.12% in St1, making it stronger and more springy but less suitable for drawing to fine diameters. A simple rule applies: use soft St1kp for deep wire drawing, and stronger St3 when the rod will be used without further processing. The ps/sp suffixes indicate the degree of steel deoxidation (semi-killed or killed).
How much does a 5.5 mm wire-rod coil weigh, and how can I calculate its length? +
The theoretical mass is 0.187 kg per metre, so one tonne contains approximately 5,348 metres. A coil weighing 1–1.5 tonnes contains 5.3–8 kilometres of rod. A quick formula for any wire-rod diameter is: mass per metre in kilograms equals 0.006165 multiplied by the diameter in millimetres squared.
Can St3 wire rod replace reinforcing bar? +
It is the same steel grade used to roll smooth A240C reinforcing bar, but the mechanical properties of wire rod are not specified for construction use. It can be used for assembly loops, ties, and non-load-bearing components. For design reinforcement, choose A240C reinforcing bar in coils, whose yield strength is guaranteed by a certificate to ДСТУ 3760.
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