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GB/T13793-2008 Grade 20 welded steel pipe is under GB/T13793-2008 standard,GB/T13793-2008 Gr.20 steel pipe mainly used in transmission tower engineering, pile, water, oil and gas pipeline engineering, machinery industry, municipal engineering, roads and ancillary facilities..
GB/T13793-2008 Grade Q195 welded steel pipe with high plasticity, toughness and welding performance, Q195 welded steel pipe generally used for heat treatment, microstructure for the ferrite + pearlite, delivery status is generally hot (including controlled rolling) state delivery.
GB/T13793-2008 Q215A welded steel pipe has the advantages of moderate carbon content, Q215A welded steel pipe has good comprehensive performance, good combination of strength, plasticity and welding performance,Q215A welded steel pipe is widely used in the manufacture of rivets, anchor bolts, stove braces.
Q215B welded steel pipe is a carbon structural steel which under GB/T13793-2008 standard, Q215B welded steel pipe has high plasticity, toughness and welding performance, good pressure processing performance, the largest output, uses a wide, multi-rolled into sheet metal.
GB/T13793-2008 Q235A welded and seamless steel pipe is an industrial steel, toughness and plasticity better, Q235A steel pipes have a certain elongation, with good welding performance and hot workability. .
GB/T13793-2008 Q235B welded steel pipe is KUNFENG Steel main production of steel, Q235B welded steel pipe mainly for the transmission of oil and gas pipelines, pressure fluid transport, can be used plastic cap packaging, packing or bulk or marine packaging or according to customer requirements can be exposed,surface can painted black paint, galvanized wait..
GB/T13793-2008 Q235C welded steel pipe use of cold-rolled process, Q235C welded steel pipe’s surface can be painted black paint, transparent oil, hot dip galvanized, 3PE, epoxy paint, BE, PE,Q235C welded steel pipe mainly used in machinery manufacturing, construction, metallurgical industry, agricultural greenhouse, automotive industry, construction, railway, highway guardrail, steel structure,good mechanical properties and mechanical properties.
GB/T13793-2008 Q295A welded steel pipe is widely used in electric power, machinery, gas cylinders, chemical industry, marine and petroleum service. Q295A welded steel pipe’s surface can be coated with anticorrosive water-based paints for normalizing, quenching and tempering heat treatment.
