Metallurgical Valves 1. Hot Blast Valves a Specail Shaped Water Channel Lining b High Temperature Hot Blast Valve c Round Water Channel Lining High Temperature Hot Blast Valve d Non-driving/Hydraulic/Electric Non-Lining Hot Blast Valve 2. Gate Valves a Single Disc Wedge Type and Outside Stem Gate Valve b Single Disc Parallel Type and Outside Stem Gate Valve c Single Disc Parallel Type and Outside Stem heat-resisting Gate Valve d Single Disc Wedge Type and Outside Stem Water-Cooling Gate Valve e Double Disc Wedge Type and Outside Stem Gate Valve f Single Disc Wedge Type and Inside Stem Gate Valve 3. Butterfly Valves a Regulating Butterfly Valve b Shut-off Butterfly Valve c Heat Resisting Butterfly Valve d Abrasion Resisting Butterfly Valve e Venting Butterfly Valve 4. Disc Type Valves a Bell Type Ash-discharging Valve b Angle Type Disc Valve c Disc Type Pressure Equalizing Valve d Disc Type Bleeder Valve e Crank Type Disc Valve f Dust catcher shut off valve g Disc Type Stop Valve 5. Board Plug Valves a Eye Type Board Plug Valve b Leaf Type Board Plug Valve c Fan-Shaped Type Board Plug Valve d Rack Board Plug Valve e Sliding Board Plug Valve 6. Discharging Valves a Manual/Pneumatic/Hydraulic/Electric Ash-discharging Ball Valve b Manual/Pneumatic/Hydraulic Bell Type Ash-discharging Valve