High quality DN20 PN16 Thread BSP NPT Magnetic Locking Brass Gate Valve

Application: water, gas, HVAC, oil, etc;
Body wall thickness: ≥1.8mm;
Stem Diameter: ≥6.5mm;
Valve Opening and closing  be flexible, no card resistance;
Valve surface smooth, not have sand holes, cracks, porosity, non-metallic inclusion defects, etc.