nickel plated copper wire

MODEL:TRN NAME:Nickel Plated CopperWire/Nickel Copper Wire DIAMETER:0.05mm-1.60mm Material & Production standard1.Copper WireGB/T3953 2.NickelYB127 3.Nickel Plated Soft Copper WireGB11019-89 Level Level 27 2 4 7 10 Nickel Content % 27 2 4 7 10 Resistivity LevelResistivity Ω·mm2/m,at 20 Not Exceed 2 0.017960 40.018342 7 0.018947 100.019592 27 0.024284 Dimension & Tolerance Normal Diameter mm Permissible Variations mm 0.050-0.250 +0.008 -0.003 0.250-1.300 +3%d 1.300-2.000 +0.038 -0.013 Machine Capacity MODEL Tensile Strength≥ N/mm2 Soft Hard TS 320 750 Plated 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&Plated Thickness Plated Thickness Tester 2 Diameter &Tolerance Micrometer in micro 3 Appearance Nominal Vaisual Test 4 Continuity of platedAccording toB501-04 Table 6.3 5 Machine CapacityAccording to B452 6 Resistivity According toB501-04Table 6.2