Scandium metal is a soft metallic transition metal, it has a silvery-white appearance in its elemental form which oxidizes to yellow or pinkish when exposed to air. Scandium metal can react with water to produce hydrogen gas and dissolve in many acids.
Glass fiber reinforced plastic (FRP) is a composite plastic based on glass fiber reinforced unsaturated polyester, epoxy resin, and phenolic resin. As a kind of composite material, glass fiber reinforced plastic has been widely used in aerospace, automoti
Wet rainy season is a nuisance for everyone. In face of muddy roads, wet clothes and wet vamp, you need a pair of safety rain shoes made of water-proof material, stop the water outside, keep yourself a good mood.
Cold drawn seamless steel tubes Introduction: cold drawn steel pipe with drawing, extrusion, perforation and other methodsof production of the whole steel pipe surface without joint of steel pipe. It is a round, square, rectangular steel with hollow secti