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China Black Steel Pipe Product Description Black Mild Steel Pipe / Tube is a dual certified to EN BS 10255 and BS EN 10217-1 available cut to any size you need. Black iron pipe is mild low carbon steel so it can be welded to most grades of steel. Water and natural gas are transported using black steel pipe from their origins to residences and commercial buildings. Black pipe's great resistance to heat makes it a popular choice for fire sprinkler systems. Product Specification Chemical composition and mechanical properties at room temperature Chemical composition http://www.youfaconstruction.c....om/carbon-steel-pipe

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