What Does harga steel grating Mean?

Rectangular steel bar stair treads offer a large energy and stiffness-to-pounds ratio and are available using a serrated surface area when added basic safety is necessary.Penggunaan Steel Grating guna tujuan ini kerap kita jumpai dalam gedung industri, mess, bangunan besar ataupun tangga darurat di Mall.Apa itu steel grating ? Steel grating adalah

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