HITECH Hi-Tech Pipes Ltd Credit Rating Changes Announcement 2025 - Credit Rating Upgrade Hi-Tech Pipes Ltd's credit rating has been upgraded by CRISIL to A+/Stable for its Rs. 440 Crore bank facilities, effective from April 16, 2025..Find Corporate Announcements for Press Releases, AGM, Insider Trading & SAST, Results and Corporate Action for Hi-Tech Pipes Ltd