Global Seals Tech sets the standard for the best API 6A gate valve seals with rapid gas decompression (RGD) certified compounds per Norsok M-710. Our stem packing and seat inserts survive the harshest HPHT and sour service conditions without swelling or cracking. Every seal undergoes 100% pressure and dimensional testing before shipping. Join thousands of satisfied customers who rely ... https://globalsealstech.com/