Q235A welded steel pipes has good toughness and plasticity which under GB/T 3091-2008 standard with good weldability and hot workability, Q235A welded steel pipes’s surface can be painted black paint, anti-corrosion oil, galvanized or customer requirements. Widely used in transportation, gas and other applications, mainly used in the life of the structural industry and coal mining and chemical industry construction and agriculture.
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