Types of stair steel grilles:

(1) According to the installation of the stair steel grid plate, it is divided into welded and fixed stair pedals and bolted stair pedals. Among them, the welded and fixed ladder pedal is the steel grid plate, and the bolted ladder pedal needs to add 65X5mm flat steel to the steel grid plate as the side plate.

(2) According to the anti-skid requirements of the stair steel grid plate, it can be divided into two kinds of ladder pedals with front guard plate (pattern plate or strip steel) and ladder pedals without front guard plate. T325/30/100(applicable to step boards wider than 215mm but less than 305mm) T255/30/100(applicable to step boards wider than 215mm but less than 305mm) For safety reasons, customers are advised to use step boards with front protection panels.

Stair steel grid plate is also called stair step plate, stair steel grid plate is made of pressed welded steel grid plate processing (steel grid plate is used flat steel in accordance with a certain distance and cross bar cross arrangement, and welded into a kind of steel products with square grid in the middle). The surface of the product is generally treated with hot dip galvanizing, cold galvanizing or spray painting (spray painted steel grid plate) to prevent the surface oxidation of the steel grid plate and prolong the service life.