Yaxing 1/4 inch condenser pipe Application: they can be used as ... oil ,gas ,liquid. Yaxing condenser pipeFeatures :1) Material :SPHC, SPCD,ST-14,BHG,BCD2) Outdiameter :3.17mm-12mmThickness :0.5-1 ... be used as pipes to transport the oil ,gas ,liquid.4) Surface treatment :Copper coated or zinc coated are availablle. ... wooden box.Or according to customers' requirements. Yaxing 1/4 inch condenser pipe