ASTM A193 B7 Equivalent Material refers to steel grades that offer similar strength and performance. ASTM A193 B7 is widely used for bolts and studs in high-temperature and high-pressure applications. Common equivalents include AISI 4140 or 4142, EN 42CrMo4 (1.7225), BS EN19, and JIS SCM440. These materials provide good tensile strength, toughness, and heat resistance. They are suitab... https://vidyafasteners.com/astm-a193-grade-b7-fasteners-manufacturer-india/