Material: IS 11286 Grade 4A Description: Standard Specification for Corrosion Resistant High Alloy Steel Nickel Base and Cobalt Base Investment Castings for Severe Applications Group Name: Non-Ferrous Nickel Alloys Sub Group: IS 11286 Grade 4A Corrosion Resistant High Alloy Steel Nickel Base and Cobalt Base Investment Castings for Severe Applications Application: Intended for Valve, Pump, General Engineering, Automotive and other Industries Standard: IS-INDIA