Mckinney T6B3386 8x8 32D Full Mortise Heavy Weight Ball Bearing Stainless Steel Hinge - Satin Stainless Steel (32D)
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I do very often on a weekly basis refer to the published hinge height visa V hinge type and maximum door weight permissible as seen from Stanley at the link here and specifically review the 16th page of the document:
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I provide a link to that chart only because it serves as informational because there is no equivalent hinge type in that size on that chart. Having said this if you were to have the CB168 8 x 8 you see that you could get upwards of a 600 pound door. Use this as very general guidance only.
Assuming time is of the essence we do stock the hinges as seen at the following link:
and here as well: