GB/T 3091-2008 Q295A welded steel pipes

Q295A welded steel pipes under GB/T 3091-2008 standard,Q295A welded steel pipes has good plasticity, welding performance and impact toughness, hot and cold processing performance and low, medium temperature performance is also very good, a certain degree of corrosion resistance,its surface can be coated anti-corrosion water-based paint, normalizing, quenching and tempering heat treatment Mechanical properties, technical performance, external size inspection, detectors, eddy current flaw detector), hydraulic test, SR1 electromagnetic inspection of steel pipe.

GB/T 3091-2008 Q295A welded steel pipes chemical composition

C≤0.16;Si≤0.55;Mn:0.80-1.50;P≤0.045;S≤0.045;V:0.02-0.15;Nb:0.015-0.06;Ti:0.02-0.20

GB/T 3091-2008 Q295A welded pipes mechanical properties

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