... 3) ASTM A-254-91, A-512-91A 4) EOM compressor cooling tube assembly >in coils/cut-to-length>OEM>usage:refrigeration ... .7 mm and 8 mm×0.7 mmPlating:Yellow Zinc,White Zinc,Copper and PVF. Package:in coils/cut-to-length ... , transmission oil cooler lines, air conditioning tube, power steering, condenser, compressor, evaporator etcOEM is available compressor cooling tube assembly