These valves allow the smooth flow of liquid or fluid in a hydraulic system when lifted in the upper direction. Usually wedge shape and vary in size as per the requirement of the system and their purpose. It consists of a hand wheel and gate along with gate seat. When this gate is pushed in upward side valve allow the fluid flow in even manner. These are also known as cast iron valve because of the metal used to manufacture them. For example you can purchase Gate valve of design standard API 602, Testing standard API 598, from size 15 mm to 50 mm. Body material of the valve is A105, F11, F22, LF2, F304, F304L, F316, F316L with socket weld end and flange end as well.