H Steel 30, one, 15, how much is 1 tons?
Small steel: small steel, middle, round, square, flat steel processing and use, similar to large steel, small diameter round steel is often used as building steel
I-beam, channel and angle steel are widely used in industrial buildings and metal structures, such as factories, bridges, ships, agricultural machinery, vehicle manufacturing, transmission towers, transport machinery, often in conjunction with the use of. Flat steel is used as a bridge, a housing, a fence, a transmission ship, a vehicle, etc. on a construction site. Round steel and square steel are used for all kinds of machine parts, agricultural machinery parts, tools and so on.
Section steel is a kind of strip steel with definite section shape and size.
