Gray Irons ASTM A48; Class 20-50 ASTM A126; Class A,B,C ASTM A278; Class 20-50 Ductile Irons ASTM A395; 60-40-18 ASTM A476 ASTM A536; 60-40-18 65-45-15 65-45-12 80-55-06 80-60-03 100-70-02 Quality Metal Castings Made in Rhode Island Call Now