Material: ASTM A608 Grade HK 30 Description: Standard Specification for Centrifugally Cast Iron-Chromium-Nickel High-Alloy Group Name: Ferrous Stainless Steel Alloys Sub Group: ASTM A 608/A 608M Centrifugally Cast Iron-Chromium-Nickel High-Alloy Application: Intended for Valve, Pump, General Engineering, Automotive and Other Industries Standard: AS-AUSTRALIA