 Origin |
China |
| Model Number |
TXR |
| Brand Name |
HENGFENG |
Tin Plated Copper Wire/Tinned Copper Wire
Type
|
MODEL NAME
|
|
THR Tin Plated Copper Wire
|
|
THRH Tin Plated Solder Copper Wire
|
Type
|
MODEL Diameter mm
|
|
TXR 0.03-0.30
|
|
TXR 0.03-0.30
|
Material & Production Standard
|
1. Copper Wire GB/T3953-83
|
|
2. Tin According to GB728,Tin lever is above 2
|
|
3. Tin Plated Copper Wire GB4910-1985
|
Resistivity
|
Normal Diameter mm
|
Resistivity ٷmm2/m at 20��/span> Not Exceed
|
|
TXR THRH
|
|
0.050≤d≤0.09 0.01851 0.01851
|
|
0.090≤d≤0.25 0.01802 0.01831
|
|
0.250≤d≤0.50 0.01770 0.01793
|
|
0.050≤d≤4.00 0.01760 0.01775
|
Dimension & Tolerance
|
Normal Diameter mm Permissible Variations mm
|
|
0.050≤d≤0.125 +0.006
-0.003
|
|
0.125≤d≤0.400 +0.010
-0.004
|
|
0.400≤d≤4.00 +2%d
-1%d
|
Machine Capacity
|
Machine Capacity mm Elongation above
|
|
0.05≤d≤0.09 - 6
|
|
0.09≤d≤0.25 12
|
|
0.25≤d≤0.50 15
|
|
0.50≤d≤2.00 20
|
|
2.00≤d≤4.00 25
|
Plated
1. The plating of the conductor is smooth and continuous on the surface ,And should not be any defects that affect the product performance
2. The plating of the conductor is continuous , after Na2Sn test ,it shall not be black .Or after the test of (NH4)2SO4 , t he salt liquid is not deep in color than the standard color of the liquid color
Testing:
1.All products is 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 Tin percentage &Plated Thickness Plated Thickness Tester
|
|
2 Diameter of single wire and tolerance Micromrter in micro
|
|
3 Appearance Normal Visual Test
|
|
4 Continuity of testing GB/T4909.9—10
|
|
5 Machine Capacity GB4910-1985
|
|
6 Resistivity GB4910-1985
|
|
7 Solderability
|
Package & Delivery
1. Finished products is wrapped by brown paper & vinyl in film carton .A whole root in a reel..
2. Nickel—coated copper wire is tought in reel . There is some distance between product surface and the edge of the reel .
3. Delivery according to the agreement of the two sides .
|
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