High-strength, low-yield-point, cold-rolled steel sheet or strip suitable for deep drawing

摘要

A high-strength, deep-drawing, cold-rolled steel sheet or strip consisting essentially of not more than 0.020% C, not more than 0.8% Si, not more than 1.5% Mn, 0.03 to 0.14% P, not more than 0.20% sol.Al, not more than 0.008% N, Ti in an amount 4 to 20 times that of (C+N), and not more than 0.0080% B, with the balance being iron and unavoidable impurities.