Valve Handle Ductile Iron Sand Casting Process Machined by NC ... Drilling MachineISO9001:2000Checked by plug gauge1. Name: Machining Handle,Casting Handle, Gate Valve Handle, Valve Hndle2. We cast the parts by Sand ... supply the products as follows:1) Materials include: Stainless Steel, Carbon Steel, Alloy Steel, Ductile Iron, Grey Iron, Copper, ... JIS, UNI, ANSI, ISO etc. Sand Casting Gate Valve Handle