Bolts And Screws, Low-Alloy Steel, Heat Resistant Normalized Andtempered, Roll Threaded 135,000 Psi
1. SCOPE: 1.1 Type: This specification covers high quality holts and screws made of a low-alloy, heat resistant steel. 1. 2 Application: Primarily for joining parts where high strength up to 900'F (480'C) is reqnired.