Cast Steel Gate Valves

 Valmax Cast Gate Valve Design Features:
- Certified to API 600.
- USA VOC middle shaft micro leakage certification.
- Design of outside screw and yoke (OS&Y).
- Bolted bonnet.
- Pressure self-sealing type bonnet.
- Design of wedge type flexible gate and full guide rail.
- Operation methods: handwheel, bevel gear or electric actuated.
- Overlay welding by hard alloy can be performed on the seat surface according to specifications in API 600.
- Replaceable valve seat and back seat.
- Integral seat and back seat are adopted in stainless steel valves.