Hot dip galvanized. Quenched and tempered. Meet or exceed all requirements of ASME B30.26 including identification, ductility, design factor, proof load and temperature requirements. Importantly, meet other critical performance requirements including fatigue life, impact properties and material traceability, not addressed by ASME B30.26. Meets the performance requirements of federal specification RR-C-271F, type VII, class 1.