Copper tube T1 T2-high quality 1.Low price and best service 2.USD6000-12000 per ... welding, and great corrosion resistance, less crack, all eddy-current tested, 100% no pin holeStandardAISI, ASTM, BS, DIN, JIS, ENMaterialRed ... L/CPayment Terms L/C, T/TPriceUpon negotiationProductivity2000 MT/monthQualityHigh Quality. Our products have passed the ISO inspections.ApplicationAir conditioners, combination ...