Wholesale price for ASTM A394 Steel Transmission Tower Bolts to Houston Factory

ASTM A394 Steel Transmission Tower Bolts Step Bolts Dimension: ASME B18.2.1 except the body length,Various Head Type Available Thread Size: 1/2"-1" with various lengths Grade: ASTM A394 Type0 (T-0), Type1 (T-1) Finish: Hot Dip Galvanized, Mechanical Galvanized Packing: Bulk about 25 kgs each carton, 36 cartons each pallet Advantage: Strict Quality Control, Competitive Price, Timely delivery,Technical support, Supply Test Report Please feel free to contact us for more details.

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    This is a special purpose machine for fully automatic production of Rolling shutter springs. This machine is specially designed for producing Rolling shutter springs, Garage door springs, Roller door springs. The machine is equipped with two coiling stations each left and right hand coiling. Two wires of same size can fed simultaneously at the same time in each coiling station. Spring outer diameter is to be set manually and the spring length is set by entering total wire length into HMI. The springs get cut by power cutting unit after the set value of wire length is achieved. The looping on each side has to be done in second operation.