DN200 (8" NB) PN10 CHAMF. FF BACKING RING BORED ISO 222mm ID (12.7mm THK) SS 304/L

Flange inside diameter of: 222mm (B1)
Flange overall diameter: 340mm (D)
PCD: 295mm (K)
Bolt Holes: 8 off 22mm diameter (L)
Flange Thickness: 12.7mm (C1)
Material: Stainless Steel
Grade: 304/L
Standards: EN1092-1
Flange Face: Flat Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Flat Face, Backing Ring, Backing Flange