... by CNC and Vertical LatheHydro-test made for each pump casing before packingDimensions and tolerances per ANSI Y14.5-821. ... supply the products as follows:1) Materials include: Stainless Steel, Carbon Steel, Alloy Steel, Ductile Iron, Grey Iron, Copper, Aluminum Bronze, ... Stamping etc.3) Machining Types: Machined by Round Bar and steel plate, Drilling, Milling, Turning, Boring, Slating, Grinding,, NC ...