Parts & Material:1. Body: GS-C25 1.7363, 1.4308, 1.4408, 1.4306, 1.43012. Disc: ASTM A182-Gr.F6a, ASTM A182-F22, ASTM A182-F304, F316, F321, F304L, F316L.3. Pin: ASTM A182-Gr.F6a ASTM A182-F22 ASTM A182-F304, F316, F321, F304L, F316L.4. Bellow assemble: 321 S.S., 304, 316.5. Stem: ASTM A182-Gr.F6a, ASTM A182-F22, ASTM A182-F304, F316, F321, F304L, F316L.6. Bonnet: GS-C25 1.7363, 1.4308, 1.4408, 1.4306, 1.4301.7. Packing: Flexible graphite, PTFE.8. Gland: GS-C25 1.7363, 1.4308, 1.4408, 1.4306, 1.4301.9. Guide piece: 25, 45, 304, 316.10. Yoke nut: ZQA19-4.11. Hand wheel: WCB, QT400-18.12. Bolt: ASTM A193-B7, A193-B8, A193-B8M.13. Nut: ASTM A194-2H, A194 -8, A194-8M.14. Gasket: Flexible graphite + stainless steel, PTFE.Dimensions and Weight: