HS CODE Chapter 73 RTICLES OF IRON OR STEEL 4 digits 7301 sheet piling, welded angles etc of iron or steel 7302 railway etc track construction material, iron & steel 7303 tubes, pipes and hollow profiles of cast iron 7304 tubes, pipes etc, seamless, iron nesoi & steel 7305 tubes & pipes...
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The base material used in the experiment was 590 MPa grade galvanealed steel sheet with 2.3 mm and 2.6 mm thickness. In order to make the four types of weld beads with different shapes by factors such as length, angle, and area, the welding process, wire feeding speed, and joint shape ...
The residual displacement of the PSCFSTBP with an external AEDD is kept within 1 mm in the whole displacement loading stage, the offset rate is less than 1%, and the pier damage is controllable, which can realize rapid repair after an earthquake. Finally, the multi-level energy consumption ...
ater. 3.2.2.InInatderdfaitcieonS,htehaer sShtreeanrgstthrain reaching the inflection point of shear stress rate under differTehnet nreolramtiaolnssthreipssbeestawlseoenexpheiabkitshaecaerrsttarienssre/mgualxairmityu;mthsehmeaorrsetrseigssniafincdanntotrhmeanlosrtmreassl sintrethssis, tehxepg...
The FRP tube material properties were referenced to the manufacturer's data sheet of a filament winding tube with a fiber angle of ±55◦ [32]. The strain rate effect was considered using Equation (17) where Crate was taken 0.03 for all of the strength values, shear moduli, and ...
The purpose of this study was to investigate the coating conditions to obtain a uniform coating layer on a 1.5 Ga grade boron steel sheet for automobiles, and to study the formation process of the reaction phases formed in the coating layer and its mechanism. 2. Materials and Methods In ...