ASTM A194 Grade 2HM Fasteners play an essential role in processes that need increased strength, longevity, and weather-resistant capabilities. ASTM Standards: A194, A193, A240, A276, A320, A516, A564, B150, F468, F468M, F436, F593, F467, F594Thread Requirements: UNC & UNF, ASME B1.1, Class 2A (...