Inspection procedures verify seal and sealing surface condition before assembly. Visual examination detects seal damage, contamination, or age deterioration. Dimensional checks confirm seal sizes match specifications. Sealing surface inspection identifies scratches, corrosion, or damage requiring repair. Hardness testing validates elastomeric seal specifications. Thorough inspection p... https://globalsealstech.com/product-category/oil-gas-seals/api-6a-wellhead-equipment-seals/