AISI 4140 chromium-molybdenum alloy steel round bar for mechanical applications. Manufactured to ASTM A322 and AISI standards, grade 4140 offers excellent hardenability, high fatigue strength, and good toughness....
AISI 4140 chromium-molybdenum alloy steel round bar for mechanical applications. Manufactured to ASTM A322 and AISI standards, grade 4140 offers excellent hardenability, high fatigue strength, and good toughness.