Ball Valves & Actuation

Asahi/America Duo-Bloc Type 21: Manually Actuated - PP \ EPDM
Asahi/America Duo-Bloc Type 21: Manually Actuated - PP \ EPDM

Asahi/America Duo-Bloc® Type 21 thermoplastic ball valves provide a dependable and economical way to handle corrosive chemicals. They perform at temperatures up to 250°F, and pressures to 230 psi (150 psi for polypropylene valves). True Union Duo-Bloc® Type 21 Ball Valves can be lifted from the line, simply by loosening the two union nuts. The valve can be disassembled, and parts may be replaced. The Duo-Bloc® feature blocks in two directions, leaving full pressure opposite, and allowing disconnection of downstream piping.

Norwesco Bolted Ball Valves: Manually Actuated - PP \ EPDM
Norwesco Bolted Ball Valves: Manually Actuated - PP \ EPDM

Manufactured from glass reinforced polypropylene for strength and durability-will never rust or corrode. Self-aligning ball rotates freely against Teflon® seats. Unique body-to-flange design allows for low torque on/off operation. Viton® o-ring stem seal and EPDM o-ring body seal. Available with blue Norwesco handle or blank yellow handle. Pressure rated at 125 PSI @ 70°F. All valves tested by air pressure under water.