A seamless steel tube is made of a steel ingot or solid tube that is perforated into a capillary and then is made of hot rolled, cold rolled or cold.The specification of seamless steel tube is indicated by the outer diameter of the wall thickness millimeter. Seamless steel tube and cold [...]
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Steel pipe (or black iron pipe) was once the most popular choice for supply of water and flammable gases. Steel pipe is still used in many homes and businesses to convey natural gas or propane fuel, and is a popular choice in fire sprinkler systems due to its high heat resistance. In commercial buildings, steel [...]