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And whether q345b steel pipe is erw, hot rolled, or cold drawn. There are 13,971 q345b steel pipe suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Malaysia, and India, which supply 99%, 1%, and 1% of q345b steel pipe respectively.

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Hot Roll Steel Rectangular Tube. Structural steel tube ASTM A500 Grade B is cold formed, electric-resistance welded tubing. It has a high strength-to-weight ratio, is …

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Square Steel Tube is a welded structural grade tubing that is available in either type A513 or A500 Grade B, depending on it's size and wall thickness.Either grade is ideal for all structural applications, general fabrication, manufacturing and repairs. Steel Square Tube is widely used in industrial maintenance, agricultural implements, transportation equipment, truck beds, trailers, frames, etc.

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Q345B steel is a Chinese standardized low alloy, medium tensile strength steel made with a hot-rolling process, and is used for a number of manufacturing purposes. It is a steel with less than 0.2 percent of its composition made up of carbon, less than 0.55 percent of its composition made of silicon and several impurities (mostly sulfur ...

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