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    also known as material certificates, mill test reports, certified test reports, and material test reports

    Material Certificates included with over 48,000 aluminum, stainless steel, and other metal alloy products.

    Certificates from McMaster-Carr

    Certificates always include a traceable heat or lot number, and typically chemical or physical properties. They are provided at no additional cost. Certificates are emailed and available to download from Order History as soon as your order ships.

    Accessing Certificates

    Certificates are emailed to the person who receives an order confirmation. Access certificates at any time from Order History, a digital file cabinet for your order documents.

    1. 1. Log in to the website or app.
    2. 2. Go to Order History.
    3. 3. Click on your order.
    4. 4. Download your certificate.
    5. 5. Scroll past the first page to find the certificate with a traceable lot number.

    If you need access to certificates in Order History, please contact us:

    (630) 833-0300

    How can we improve?

    Please share feedback on your experience and suggestions for other products we should make available with certificates.

    (630) 833-0300