... .76*0.7mm,6*0.7mm etc. 1/4 inch Copper coated Pipes Feature:1) Widely be in used in non-freon ... ) Outside diameter: Φ3.17mm~Φ10.00mm4) Wall thickness: 0.4mm~1.0mm5) Materials: BHG, SPHC, SPCC6) Surface Treatment: Zinc-coated, Copper ... the customers’ requirements. ( function(){ var aBigImageSrc = [ 'http://i00.i.aliimg.com/photo/v8/200990546_1/1_4_inch_Copper_coated_Pipes.jpg' , 'http://i00.i.aliimg ...