... grades is not sufficient, YDTB20110 with an almost 40% higher thermal deflection, should be chosen . With this grade , bimetal applications ... is not sufficient, YDTB20110 with an almost 40% higher thermal deflection, should be chosen . With this grade , bimetal applications ... limit has been achieved without major loss of thermal deflection with bimetal 14140, which consists of the same commponents ...