High-Strength Industrial Infrastructure

Carbon & Structural Steel Plates

PRODUCT OVERVIEW

The Backbone of Modern Engineering & Heavy Construction

At Namo Alloy, we stock and export high-performance Carbon & Structural Steel Plates engineered for massive load-bearing and structural integrity. Our range includes industry-standard grades such as ASTM A36, IS 2062 Gr. A/B, and EN 10025 S355. These plates are utilized globally in the construction of bridges, skyscrapers, industrial machinery, and offshore platforms due to their excellent yield strength and weldability. Designed to withstand rigorous environmental stress, our structural plates provide the critical durability required for heavy-duty fabrication and earth-moving equipment. All our plates are 100% mill-certified, ensuring consistent mechanical properties and adherence to strict dimensional tolerances.

100% Mill-Certified (ASTM / IS / EN) High Tensile & Yield Strength Excellent Weldability & Machinability Heavy-Duty Structural Quality
METALLURGICAL DATA

Material Specifications

Grade C (Max) Mn (Max) P (Max) S (Max) Si (Max) Cu (Min) CEV (Max)
ASTM A36 0.25% 0.80 - 1.20% 0.040% 0.050% 0.40% 0.20%* -
IS 2062 E250 (Gr. A) 0.23% 1.50% 0.045% 0.045% 0.40% - 0.42
EN 10025 S355JR 0.24% 1.60% 0.035% 0.035% 0.55% - 0.45
Grade Yield Strength (MPa) min. Tensile Strength (MPa) Elongation (% in 200mm) min. Impact Test (Charpy V) Hardness (Brinell) approx.
ASTM A36 250 MPa 400 - 550 MPa 20% N/A 119 - 159 HB
IS 2062 E250 250 MPa 410 MPa 23% Optional 120 - 160 HB
EN 10025 S355JR 355 MPa 470 - 630 MPa 22% 27J at +20°C 145 - 190 HB
TECHNICAL DATA

Carbon & Structural Steel Plates Specifications

Specifications / Standards
ASTM A36 / A36M IS 2062 Grade A / B / C EN 10025 S235 / S275 / S355 (JR/J0/J2) ASTM A516 Grade 60 / 65 / 70 (Boiler Quality) ASTM A572 Grade 50
Available Plate Types
Mild Steel (MS) Plates High Tensile Plates Boiler & Pressure Vessel Quality Chequered / Floor Plates Shipbuilding Grade Plates (ABS/LR/BV)
Thickness & Size Range
Thickness: 2.0 mm to 300 mm
Width: 1000mm, 1250mm, 1500mm, 2000mm, 2500mm, 3000mm
Length: 2000mm to 12000mm
(Large format and custom profiling available for heavy engineering projects)
Production Process
Hot Rolled (HR) Thermo-Mechanically Controlled Process (TMCP) Normalized Rolling Quenched & Tempered (Q&T)
Surface Finish
Black / Mill Finish Shot Blasted (Sa 2.5) Primed (Red/Grey Oxide) Pickled & Oiled
Value Added Services
CNC Gas / Oxy-Fuel Cutting Plasma Cutting Laser Cutting Bending & Rolling Drilling & Punching
Testing & Certificates
EN 10204 3.1 / 3.2 MTC Charpy V-Notch Impact Test Ultrasonic Testing (UT) - ASTM A435/A578 Z-Test (Through-Thickness Tensile) HIC Testing (Hydrogen Induced Cracking)
Export Packaging
Standard Bundle with Steel Straps Anti-Rust VCI Coating Nylon Slings for Safe Discharge Wooden Skids for thin sheets
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