Securely close any internally threaded pipe or fitting with United Titanium pipe plugs. Manufactured from 1/8” to 1-1/2” in diameter, our plugs are available in a variety of head types including solid hex, solid square and socket. All plugs are certified under the National Pipe Thread Standards. Search our inventory to find what you need. We also offer metric pipe plugs upon request. Our pipe plugs are available in various materials including alloy 20, alloy 2205, alloy 254, alloy 400, alloy 904L, alloy AL-6XN, alloy C2000, alloy C-22, alloy C-276, grade 2 titanium, grade 5 titanium, grade 7 titanium, grade 12 titanium, nickel alloy 600, nickel alloy 625, SAF 2507, nitronic 60 and zirconium 702. For custom plugs, submit a request for a quote with your specifications, and our team will respond within 24 hours.