•Sizes vary from DN50 – DN500•Rating: Valve are rated for PN10 – PN100•Body SG BS2789 420/12 CAST STEEL 3100-A2•3 Door SG BS2789 420/12 CAST STEEL 3100-A2•2 Cover Mild Steel BS 4360 300WA•5 Shaft Stainless Steel BS970 431S29•316 Body Seat Stainless Steel 316 (Weld Deposit)•316 Door Seat NA Bronze AB2 (Weld Deposit)