JUAL GRATING GALVANIS FOR DUMMIES

Rectangular steel bar stair treads give a superior strength and stiffness-to-weight ratio and are available which has a serrated surface when more safety is required.They may be manufactured with almost any mixture of pitch sizing. Most commonly This is certainly 41mm x 100mm or 30mm x 100mm.STEEL GRATING AIS gelombang sinus digunakan secara eksten