
Quenching and tempering (QT) is a double heat treatment process of quenching and high temperature tempering. In general, medium carbon steel and medium LR grade A shipbuilding steel plates carbon alloy steel often need quenching and tempering treatment. Quenching and tempering can make iron and steel parts obtain a good combination of strength and toughness, with high strength, excellent toughness, plasticity, cutting performance, etc. Some LR grade A shipbuilding steel plates alloy steel or low alloy steel must be quenched and tempered to obtain good comprehensive properties. These steels can also be called quenched and tempered steels.
High strength steel LR grade A shipbuilding steel plates product selling stock:8*2000*6000, 12*1524*6096, 16*1720*10070, 12*2335*5000, 8*2000*9300, 15*2430*5650, 20*1830*10950, 14*1524*6096,8*2000*5300, 15*2000*12000, 22*2438*6096, 15*2000*10000, 10*1600*6500, 14*2000*10000, 22*2150*8500,18*2000*10000, 10*1600*6500, 14*2438*6096, 38*2700*6000, 40*2030*12400.
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