... controlled microscope projector6.One computer controlled pull-off tester MaterialSeamless Tube:SA179, SA106-B, SA210-A1,SA210-C, SA106-C,SA334 ... , T12, T22SA213-TP304, TP304H, TP316L, TP321, TP347HDIN17175 ST35.8 P235GHWelded Tube:SA214, SA178BS3059 Part-1 320ERW Aluminum fin tubesLow fin tubesSpiral ...