Chassis of trailer model 9412RS of PR-18S modification

Trailer chassis - the chassis is made of two longitudinal members of I-beam section (bearing members are made of high-carbon steel) connected by cross beams (for difficult road conditions). The frame structure is made of high-strength steel, working in the temperature range from -70 C to +80 C; reinforced drawbar with silent-block fastening, located in the centre, (diameter of the coupling swivel loop ø50 and height of the coupling approx. 920 mm, drawbar length approx. 2000 mm); Front bogie is welded, connected to the chassis via a reinforced slewing ring; Preparation of steel surfaces by shot blasting to Sa 2 ½; Painting of the chassis with a two-component acrylic system used for painting products in the automotive industry with a two-component anticorrosive zinc-containing primer that protects the frame against "under-layer" corrosion.
from "under-layer" corrosion.