... ,manufactured to DIN standards ASTM standards and chinese GB standards , ensures a Choice of products closely matched to di f ... suitable :small temperature variations, small spaces,etc.For such a range, bimetal types YDTB1578,YDTB20110 areMost suitable. YDTB1578 grades ... of appropriate thicknessbetween the components , the original resistivity of a bimetal can be lowered with the relative ease without ...