Thabiso Steel, located in Cape Town, South Africa, stands out as a top manufacturer and supplier of S355MC Steel Sheets and Plates, celebrated for their remarkable strength, durability, and performance. The company is dedicated to delivering high-quality steel products that adhere to international standards, ensuring outstanding formability, weldability, and toughness. Thabiso Steel serves a diverse array of industrial sectors, providing precision-engineered S355MC steel sheets and plates that are perfect for structural and fabrication needs. With a strong focus on innovation, quality assurance, and customer satisfaction, Thabiso Steel has built a solid reputation as a reliable name in the steel manufacturing and supply industry throughout South Africa.
S355MC Steel Sheets and Plates are crafted from low-alloy, high-strength structural steel with a carefully controlled chemical composition. Typically, they include carbon (≤0.12%), manganese (≤1.70%), phosphorus (≤0.025%), and sulfur (≤0.015%), along with micro-alloying elements like niobium, titanium, and vanadium that boost strength and toughness. These plates boast a minimum yield strength of 355 MPa and impressive tensile strength ranging from 430 to 550 MPa. Their excellent cold-forming and welding characteristics make S355MC an ideal choice for precision applications where the strength-to-weight ratio is vital.
STANDARD: ASTM A709
THICKNESS: 6-100mm
WIDTH: 900-4800mm
LENGTH: 3000-12000mm
GRADES:50W,50WT,50WF
SERVICES: Welding, Forming, Thermal Cutting
| TYPE | THICKNESS (in) | MN (wt %) | C (MAX wt %) | S (MAX wt %) | NI (MAX wt %) | P (MAX wt %) | V (wt %) | SI (wt %) | CR (wt %) | CU (wt %) |
|---|---|---|---|---|---|---|---|---|---|---|
| B | 2.00 – 3.00 | 0.75 – 1.35 | 0.20 | 0.030 | 0.50 | 0.030 | 0.01 – 0.10 | 0.15 – 0.50 | 0.40 – 0.70 | 0.20 – 0.40 |
| A | 0.1875 – 2.00 | 0.80 – 1.25 | 0.19 | 0.030 | 0.40 | 0.030 | 0.02 – 0.10 | 0.30 – 0.65 | 0.40 – 0.65 | 0.25 – 0.40 |
| GRADE | THICKNESS (in) | ELONGATION IN 8″ 2) (MIN %) | TENSILE STRENGTH (MIN ksi) | YIELD STRENGTH 1) (MIN ksi) | ELONGATION IN 2″ 2) (MIN %) |
|---|---|---|---|---|---|
| 50WT | 0.1875 – 3.00 | 18 | 70 | 50 | 21 |
| 50W | 0.1875 – 3.00 | 18 | 70 | 50 | 21 |
| 50WF | 0.1875 – 2.50 | 18 | 70 | 50 | 21 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
ThabisoSteel is one of the most prominent manufacturers and suppliers of superior quality ASTM A709-50W Corten Steel Sheet and Plate in Cape Town, South Africa. As experts in steel solutions, we supply a complete spectrum of products like Carbon Steel, Alloy Steel, Mild Steel, and Galvanized Steel. Our product range comprises Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets, and Plates. Known for our reliable delivery and first-rate customer service, we are committed to supplying high-quality steel materials that guarantee durability and excellent performance in numerous industrial applications.
| GRADE | THICKNESS (in) | MIN LONGITUDINAL INDIVIDUAL VALUE 1) (ft-lbs) | MIN LONGITUDINAL AVERAGE ENERGY 1) (ft-lbs) | ZONE 2 TEST TEMP | ZONE 1 TEST TEMP | ZONE 3 TEST TEMP |
|---|---|---|---|---|---|---|
| 50WT | 2.01 – 3.00 | — | 20 | 40 oF | 70 oF | 10 oF |
| 50WT | 0.1875 – 2.00 | — | 15 | 40 oF | 70 oF | 10 oF |
| 50WF | 0.1875 – 2.00 | 20 | 25 | 40 oF | 70 oF | 10 oF |
| 50WF | 2.01 – 2.50 | 24 | 30 |
| GRADE | WIDTH (in) | THICKNESS (in) | LENGTH (in) |
|---|---|---|---|
| 50WT | 72 – 120 | 0.1875 – 3.00 | 240 – 1200 |
| 50W | 72 – 120 | 0.1875 – 3.00 | 240 – 1200 |
| 50WF | 72 – 120 | 0.1875 – 2.50 | 240 – 1200 |
S355MC Steel Sheets and Plates find extensive use in the automotive, construction, and engineering sectors due to their high strength and formability. They are commonly utilized in the production of chassis parts, structural beams, bridges, cranes, and components for heavy vehicles. Their outstanding weldability and surface finish also render them suitable for load-bearing and structural frameworks. Additionally, S355MC steel plates are favored in machine building and transport equipment manufacturing, where reducing weight without sacrificing strength is crucial, ensuring top-notch performance and a long service life in challenging environments.
ThabisoSteel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Cape Town, South Africa.
Copyright 2025 ThabisoSteel. All rights reserved