Projects of NA 092-00-30 AA

DIN EN ISO 15614-9 2022-02-18 Specification and qualification of welding procedures for metallic materials - Welding procedure test --Part 9: Underwater hyperbaric wet welding More  Comment 
ISO/CD 15614-9 2021-05-07 Specification and qualification of welding procedures for metallic materials - Welding procedure test - Part 9: Underwater hyperbaric wet welding More  Comment 

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