Actvalve inc [a unit of tsc group of industries], is produced of quarter turn, multiturn and linear electrical actuators. The company is working with leading manufacturers, assembles a wide range of electrically actuated valves including combination valve for air service. These products are synchronised and checked before releasing for sale. The specifications of combination valve [seat - metal to metal]: type - butterfly low leakage; shaft - en-8/ss; body and disc - ms/ss/brass/ci; end connection - screwed/flanged; bearing - needle roller bearings; packing - asbestos/teflon/neoprene; and leakage - low [approx 3%]. The specifications of combination valve [for oil/gas/pg service] are: for fuel service type ball/globe, port, full port/reduce port: material of construction - ci/cs/ss 304/ss 316; end connection - screwed/flanged; rating - ansi 150, 300; ball - ss; plug and seat - ss 410; packing - teflon; and leakage - tight shut off. The actuators applied for this valve are: type - electrical reversible, model mod [dual end series]; power supply - 24 v/110 v/230 v 1f ac, 50 hz. The input signal could be from changeover contacts 4-20 ma/0-10 v dc, up-down relay.
