Supply of Self Lubricating Cast Iron Taper Plug Valve In 123 Or Mw 12 / Size 25Mm, Reg Ular Pattern, Standard Type, Wrench Operated, Screwed Ends, Bsp Threads. Make: A Udco Or Similar, Material Specification:- Body Cover & Gland - Cast Iron Is 210 Gr.Fg220, Plug - Cast Iron Is 210 Gr.Fg220 Or Carbon Steel Astm A216 Gr.Wcb, Bolting - Carbon St Eel Studs: Bs970 220 M07, Hex.Screw:Ansi B18.2.1, Hex.Nut: Ansi B18.2.2., Shim - Mild Steel, Ni Ckel Plated, Gland Packing - Rubberised Asbestos, Gasket - Compressed Asbestos.