clause no.itemsamplelead time,wd4.1general and loadclasses龙骨25pcs 支座8套254.2.1load bearing capacity-general4.2.2static loadingrermanent deformation afterloading4.3.1absorption of hard bodyimpacts4.4dimensionaldeviations4.5protection against corrosion(24, 48, 96, 240 or 480 hours)