The hollow lead screw is a kind of building lead screw, the function is the same as the building lead screw, but also in the construction to adjust the support height, so that the template can be in accordance with the role of contact members.
Features: beautiful, durable, environmental protection.
The common terms are hollow lead screw, oil holder, upper and lower holder.
In the production process, the hollow lead screw can not use the ordinary screw rolling machine (commonly known as screw machine). Hollow screw relatively high requirements, more sophisticated products. It needs to be pressed by a triaxial thread roller. It is possible to flatten a hollow lead screw tube with a normal lead screw machine.
The construction screw in the process of regular use will appear in a variety of circumstances, to do regular maintenance to ensure its use for a longer time, after the completion of the construction should have a clear maintenance goal. It is generally done so, the use of scaffolding fasteners, nuts, pads, bolts and other accessories are easy to lose in the support of the redundant should be timely recovery, storage and removal of timely acceptance is not allowed to put in chaos; Used up the construction screw should be timely back to the expenditure library, classified storage. Open stacking, the site should be smooth, drainage is good, under the cushion, and tarpaulin cover parts, parts should be stored indoors; Must be regularly on the construction of the building fastener components for rust removal, rust prevention disposal where the humidity is greater than the region, every year the application of anti-rust paint a general should be painted and brushed once every two years. Grease the fasteners. Bolts should be galvanized and rustproof. When there is no condition for galvanizing, wash with kerosene after each use and coat with oil to prevent rust.Hot Dip Galvanized Scaffolding Accessories suppliers
website:http://www.pingshun77.com/hot-dip-galvanized-scaffolding/hot-dip-galvanized-scaffolding-accessories/
.
