API 6A gate valve seals utilize materials specifically selected for hydrocarbon compatibility and extreme environment resistance. Common materials include nitrile rubber (NBR), fluorocarbon elastomers (FKM/Viton), hydrogenated nitrile (HNBR), and perfluoroelastomers (FFKM). Metal seals incorporate stainless steel alloys, Inconel, or other corrosion-resistant materials. Material select... https://globalsealstech.com/