Nonpressure Attachments
1. Nonpressure attachments shall be installed in accordance with detail sheets as referenced on the piping drawings. The material for nonpressure attachment welds shall be in accordance with Specification L2CC-000-55SP-8402, unless specified otherwise on the piping drawings.
2. Piping requiring PWHT (Post-Weld Heat Treatment) shall have nonpressure attachments installed by Fabricator. Piping not requiring PWHT shall only have the nonpressure attachments installed by Fabricator when located dimensionally on piping drawings. PWHT requirements are in Specification L2CC-000-55-SP-8402.