... tube soldering welding ring details :Soldering ACC/CCA tube , air condition condemser ,high Sn ,diameter :0.8mm,1.00mm, enviromental , FeaturesTin ... solder include Tin-Lead solder bar and Lead-free solder bar.1) It can applied in radio, communication, meters ... -soluble liquid flux.Kinds of Product:1)Tin solder2)Lead-Free solder bar and wire3)Tin welding wire new fasion lead ...