silver plating copper clad steel wire

MODEL:TS NAME: Silver Plating Copper Clad Steel Wire DIAMETER:0.10mm-1.20mm Material & Production standard 1.Copper Clad Steel B452 2.Silver GB/T4135-2002 3.SilverPlated Copper Clad SteelASTM B501-4 Resistivity Not Exceed0.04310Ω·mm2/m,at 20oC Dimension & Tolerance Nominal Diameter d mm Tolerance mm <0.254 +0.003 >0.254±1d% Machine Capacity MODEL Tensile Strength≥ N/mm2 Soft Hard TS 320 750 Plating 1.The plating of the conductor is continuously on surface firmly, after testing no black is on the samples surface. 2.The conductor is smooth and continuous on the surface , free from some injurious defects such as grains, burr, mechanical and so on. Testing 1. All products must be tested qualified before delivery,the quality certification report should be delivered together with each batch.. 2.Products testing rule is as follows : NO Item Testing Method 1 Silver Percentage&Coating Thickness Coating Thickness Tester 2Diameter &Tolerance Micrometer in micro 3 Appearance Nominal Vaisual Test 4 Continuity of platingAccording toB501-04 Table 6.3 5 Machine CapacityAccording to B452 6 Resistivity According toB501-04Table 6.2