The Class 300 Flanged Gate Valve is an OS&Y stem gate valve. The main body is made of carbon steel and stainless steel. The upper handwheel rotates the gate clockwise downwards, and the valve closes; when the handwheel rotates the gate counterclockwise upwards, the valve opens.
ANSI Class 300 Gate Valve

Class 300 refers to the Gate Valve with a pressure of 300PSI
Class 300 Gate Valve manufacturer in China

Design Standards: API 600, API 603, ASME B16.34
Face to face: ASME B16.10
Flange Standard: ASME B16.5
Inspection & Testing: API 598
NPS: 2″-20″
Main body material: WCB, CF8, CF8M