1corrosion resistance, high temperature resistant sex; 2, good flexibility, no block and stiff; 3, light weight, diameter go Delivery Detail:20daysSpecificationsUse for connection ... Ø22.2373051.23.520SLBZ251.1/8Ø28.6463321.53.517SLBZ321.3/8Ø34.9513951.53.516SLBZ401.5/8Ø41.3574291.53 ... corrugation with hard thing also should be avoided during using.3.The end of be soldered in must be protected form ...