Work Item
ASTM WK80487

Revision of A990/A990M-21 Standard Specification for Castings, Iron-Nickel-Chromium and Nickel Alloys, Specially Controlled for Pressure-Retaining Parts for Corrosive Service


The requirements in paragraph 6.2 for nickel base alloys with 25 to 35 % Cu need to be clarified. Table 6 Class B of A990 must be revised and in addtion theird part validation of chemcial coompotions must be provided that Virgin materisl are used


Developed by Subcommittee: A01.18

Committee: A01

Staff Manager: W Scott Orthey

Work Item Status

Date Initiated: 01-11-2022

Technical Contact: Jim Gossett

Item: 002

Ballot: A01.18 (23-02)

Status: Item Going To Next Ballot Level