1 EXHIBIT 23.1 INDEPENDENT AUDITOR'S CONSENT We consent to the incorporation by reference in Registration Statement No. 33-46824 of Quanex Corporation on Form S-8 of our report dated May 3, 1996 appearing in the Annual Report of Form 11-K of the Quanex Corporation Hourly Bargaining Unit Employee Savings Plan for the year ended December 31, 1995. /s/ DELOITTE & TOUCHE LLP - ------------------------------- Deloitte & Touche LLP Houston, Texas June 24, 1996