GMW13 (J)

Description / Abstract: GMW13 (J), Revision B, June 2001 - High Temperature Nodular Cast Iron

1 Scope This material specification covers castings made of high temperature nodular iron, also known as Si-Mo iron, as used in automotive and allied industries. This specification specifies the mechanical properties from separately cast Y-block test samples and compositional requirements in the product castings. Any specific requirements for the whole or a critical section of a casting shall be identified on the engineering drawing.