Technical parameters: copper valve H41W (brass check valve - bronze valve - American Standard Bronze check) Model: H41W Diameter: DN15-DN500 Pressure: 1.6MPA-10MPA Material: H62 brass, bronze B148 backstop valve (cheek valve): Also known as a one-way check valve or check valve, and its role is to prevent the line of medium back. Pump water off the bottom valve also belongs to check class. Check valve according to the structure can be divided into lift check valve, swing check valve and butterfly valve three. Lift check valve can be divided into vertical and horizontal. Swing check into a single lobe, double valve type and Orange Peel three. Butterfly valve for straight-through, check the connection over several forms can be divided into threaded, flanged and welded three. Technical specifications: [copper] lift valve H41W-16T Nominal Diameter: DN40-DN200 Nominal pressure: 1.6Mpa-2.5MPa Working medium: water, water, non-corrosive liquid, saturated steam Working temperature: -40 ℃ ≤ t≤180 ℃ H41W-16T copper lift valve main performance specifications: