Galvanised Steel Tube Galvanised steel tubes by Rose & Krieger in standard lengths. Suitable for use both indoors and outdoors. Tubing is available as round and square. Features and Benefits • Galvanised steel Application Information They are appropriate for sensitive applications under laboratory conditions and for industrial applications as, for instance, in the beverage or packing industry. RK LightClamp range can also be used in the food industry and in wet areas, e. g. the beverage industry.