Packing box surface finish of 0.8 µm Ra or better prevents damage to soft PTFE seals during installation. Mirror polishing and electroless nickel coating on 316L components minimize friction and extend packing life in high-cycle automated LNG loading arms and ship-to-shore transfer systems. https://globalsealstech.com/product-category/oil-gas-seals/api-6d-ball-valve-and-lng-seals/