Ductile iron castings EN-GJS-400-15 is a high-strength cast iron material. By adding spheroidizers and inoculants during the casting process, graphite is distributed in a spherical shape, thereby significantly improving the mechanical properties of cast iron.
EN-GJS-400-15 has high strength and hardness, good wear resistance and shock absorption performance, and is widely used in automobiles, machinery and construction.
Ductile iron castings EN-GJS-400-15 Chemical composition and mechanical properties
The main chemical components of EN-GJS-400-15 include carbon, silicon, manganese and other elements. The specific values are as follows:
Carbon (C): 3.45～3.64%
Silicon (Si): 2.47～3.00%
Manganese (Mn): 0.45～0.57%
Sulfur (S): 0.012～0.026%
Phosphorus (P): 0.047～0.060%
Magnesium (Mg): 0.029～0.062%
Rhenium (Re): 0.032～0.047%
Its mechanical properties include:
Tensile strength (σb): ≥400MPa
Conditional yield strength (σ0.2): ≥250MPa
Elongation or elongation after fracture (δ): ≥18% when the wall thickness is >30~60mm, ≥12% when the wall thickness is >60~200mm Hardness (HBW): 120~175
Application areas
EN-GJS-400-15 is widely used in many fields:
Automotive industry: used to manufacture automotive engine parts, chassis parts and brake systems, etc., to improve the safety and durability of the whole vehicle
Mechanical engineering: used to manufacture gears, bearings and connecting rods and other heavy-duty parts, suitable for harsh working environments
Construction industry: used to manufacture bridges, building structures and supports, providing stable and safe structural support
