12" x 10 5/8" Stainless Steel Heavy Duty Weld-On Hinge with Load Capacity up to 20,000 lbs - 2200LH-316

Material Type: 316L Stainless Steel Mount: Weld On Maximum Door Weight: 20,000 LBS Maximum Radial Load: 8,800 LBS Approx Width: 10 5/8" Height: 12" Leaf Thickness: 1" Weight: 66 LBS

https://www.kieslermachine.com/heavy-duty-hinges/2200-lh-316-12-inch-x-10-5-8-inch-stainless-steel-heavy-duty-hinge/