... is spirally wound under tension with a filler cushion between the lamination of the metal and is spot-welded at both ends.2) Characteristics ... be adjusted to the middle, able to partially get rid of pressure, and the influences of temperature change and mechanical vibration; capable of keeping very good ... ,316(L)SS,321SS,347LSS,Monel,Titanium,Inconel,Hastelloy B/C, Incoloy,etc.AsbestosCS,304(L)SS,316(L ...