Exhibit 3.1(a)
CERTIFICATE OF INCORPORATION
OF
ARCONIC ROLLED PRODUCTS CORPORATION

1. | The name of the corporation is: ARCONIC ROLLED PRODUCTS CORPORATION

2. The address of its registered office in the State of Delaware is: Corporation Trust Center, 1209 Orange Street, Wilmington, New Castle County, Delaware 19801. The name of its registered agent at such address is: The Corporation Trust Company.
3. The nature of the business or purposes to be conducted or promoted is:
To engage in any lawful act or activity for which corporations may be organized under the General Corporation Law of Delaware.
4. The total number of shares of stock which the corporation shall have authority to issue is 1,000 shares of common stock, par value $0.01 per share.
5. The name and mailing address of each incorporator is as follow:
Jennifer W. Meares
Arconic Inc.
201 Isabella Street
Pittsburgh, Pennsylvania 15212
6. In furtherance and not in limitation of the powers conferred by statute, the board of directors is expressly authorized to make, alter or repeal the by-laws of the corporation.
7. A director of the corporation shall not be personally liable to the corporation or its stockholders for monetary damages for breach of fiduciary duty as a director except for liability (i) for any breach of the director's duty of loyalty to the corporation or its stockholders, (ii) for acts or omissions not in good faith or which involve intentional misconduct or a knowing violation of law, (iii) under Section 174 of the General Corporation Law of Delaware, or (iv) for any transaction from which the director derived any improper personal benefit. No amendment to or repeal of this Article shall apply to or have any effect on the liability or alleged liability of any director of the corporation for or with respect to any acts or omissions of such director occurring prior to such amendment.
THE UNDERSIGNED, being the incorporator hereinbefore named, for the purpose of forming a corporation pursuant to the General Corporation Law of the State of Delaware, do make this Certificate, hereby declaring and certifying that this is our act and deed and the facts herein stated are true, and accordingly have hereunto set our hands this 14 th day of August, 2019.
By:____________________________________________________

Exhibit 3.1(a)
Jennifer W. Meares, Incorporator