S1. Supplementary Requirements: Weldable Grade 55 Bars and Anchor Bolts S1.1 The material described in this section is intended for welding. This supplemental section, by chemical composition restrictions and by a carbon equivalent formula, helps to provide assurance of weldability. S1 Supplement: We...
S1. Supplementary Requirements: Weldable Grade 55 Bars and Anchor Bolts S1.1The material described in this section is intended for welding. This supplemental section, by chemical composition restrictions and by a carbon equivalent formula, helps to provide assurance of weldability. ...
In August of 2007, ASTM A307 grade C was replaced by F1554 grade 36. ASTM A307 covers low carbon steel bolts and currently consists of grades A and B. Grade A covers bolts for general applications, while grade B covers heavy hex bolts and studs for cast iron flange connections. Until it...