Utility trailers new stake truck semi trailers for sale

The series grid positions semitrailer includes grid position type semitrailer and second-type chassis refitted grid position type vehicle . 

The whole vehicle body is made by high-quality steel , advanced technology , and strict , reliable in performance , convenient to operate, and beautiful in appearance . Fittings are products of famous manufacturers at home and aboard , and purchased , inspected and used strictly according to the quality system document, thus the good performance of the whole vehicle is guaranteed . 

The series grid positions semitrailer frame is a beam-penetrating type structure , the longitudinal beam adopts flat straight type or goose neck type; the web plate is as high as 400 mm-500mm, and welded by manganese panel ; the longitudinal beam adopts automatic submerged-arc welding , and the vehicle frame adopts shot blasting treatment, and the cross beam is penetrated to the longitudinal beam and welded integrally . 

The suspending frame adopts non-independent steel plate punching type rigid suspending (air suspension is optional ) and is composed of a series type steel plate spring and a suspending base ; the structure is reasonable , and the suspending frame is strong in rigidity and intensity , and can be used for supporting the load buffer impact .