Material: ASTM A 953 S70003 Description: Standard Specification for Austenitic Chromium-Nickel-Silicon Alloy Steel Seamless Tubing Group Name: Non-Ferrous Nickel Alloys Sub Group: ASTM A 953 S70003 Austenitic Chromium-Nickel-Silicon Alloy Steel Seamless Tubing Application: Intended for Valve, Pump, General Engineering, Automotive and other Industries Standard: AS-AUSTRALIA