ANSI Gate Valve (Z40H,Z40Y,Z40W)
Production enforce standard
Design and manufacture --- Api600,API6D
Face to Face --- ANSI B16.10,API6D
Flange Dimension --- ANSI 16.5
Butt Welding Dimension --- ANSI B 16.25
Pressure Temperture Lating --- ANSI B 16.34
Inspection And Test ---... - Update: 2009-12-22