EN-GJS-400-15 Ductile Iron
1. What is EN-GJS-400-15 Ductile Iron?
EN-GJS-400-15 is a standardized grade of ductile (spheroidal graphite) cast iron under the European standard family (EN 1563 / EN symbolic system).
The designation breaks down as:
GJ(S) or GJS — G = iron (cast), J = spheroidal graphite (nodular/ductile) structure, S indicates spheroidal graphite (sometimes the S is omitted in shorthand...