The silver plating layer is continuously and firmly attached to the surface of the conductor, and the surface of the sample does not turn black after passing through the sample.
The surface of silver plating layer is smooth and continuous, and there are no harmful defects such as silver particles, burrs and mechanical damage.
Inspection specifications and experimental methods
1. The products can only leave the factory after passing the inspection by the quality inspection department of our company, and each batch of products is accompanied by a quality inspection certificate.
2. The product inspection specifications are as follows: serial number item test method 1 silver content and coating thickness coating tester 2 monofilament diameter and deviation micrometer 3 appearance normal visual inspection 4 coating continuity GB/T4909.9-105 mechanical properties GB/T4909.3 6 GB/T3048.2-1994 packaging and delivery.
1. Silver-plated soft round copper wire is supplied in pallets, properly packed with kraft paper and packaging film, and then boxed for delivery, one for each pallet.
2. Silver-plated soft round copper wire is evenly wound on the bobbin, the thread ends are fixed, and the outermost layer keeps a certain distance from the disk edge.
The delivery model and model name shall be agreed by both parties.
THR tinned round copper wire
THRH solderable tin-plated round copper wire specification model Single wire diameter mm
TXR 0.03-0.30
TXRH 0.03-0.30 standard for raw materials and products 1. Electrical round copper wire GB/T3953-83
2. Tin GB728 stipulates that it shall not be lower than No.2 tin.
3. Standard diameter of tin-plated round copper wire GB49 10- 1985 resistivity (d)mm
Resistivity Ω mm/m, not less than at 20℃
TXR THRH
0.050 & ltd≤0.09
0.0 185 1 0.0 185 1
0.090 & ltd≤0.25
0.0 1802 0.0 183 1
0.250 & ltd≤0.50
0.0 1770 0.0 1793
0.050 & ltd≤4.00
0.0 1760 0.0 1775 dimension and deviation standard diameter d mm deviation mm
0.050 & ltd≤0. 125 +0.006
-0.003
0. 125 & lt； d≤0.400 +0.0 10
-0.004
0.400 & ltd≤4.00 +2%d
-1%d mechanical properties standard diameter mm elongation (%) is not less than
0.05 & ltd≤0.09 - 6
0.09 & ltd≤0.25 12
0.25 & ltd≤0.50 15
0.50 & ltd≤2.00 20
2.00 & ltD≤4.00 25 coating
The surface of tin layer of tinned copper wire is smooth and continuous, and there are no defects that affect the performance of products.
1. Tin plating is continuous. After the sodium polysulfide solution test, the surface of the sample should not turn black, or after the ammonium sulfate solution test, the color of the salt solution should not be darker than the standard colorimetric solution.
Inspection specifications and experimental methods:
1. The products leave the factory after passing the inspection by the quality inspection department of our company, and each batch of products is accompanied by a quality inspection certificate.
2. The product inspection specifications are as follows: serial number item inspection method.
1 tester for coating content and coating thickness
The diameter and deviation of monofilaments are 2 microns.
3 Visual inspection with normal appearance
4 coating continuity GB/T 4909.9 ——10
5 Mechanical properties GB49 10- 1985
6 Resistivity GB49 10- 1985
7 Solderability GB49 10- 1985 Packaging and Delivery
1. Tinned round copper wire is supplied in pallets, properly packed with kraft paper and packaging film, and then packed for delivery, one for each pallet.
2. Tin-plated round copper wire is evenly wound on the bobbin, the thread ends are fixed, and the outermost layer keeps a certain distance from the disk edge.
According to the agreement of both parties, the delivery model name TS silver-plated copper-clad steel wire specification model single wire diameter mm TS 0. 10- 1.20 Raw materials and product standards 1. Copper clad steel B452 2. Silver GB/ T4 135-2002 3. The resistivity of silver-plated copper clad steel AST B50 1-4 is not more than 0.04310 Ω mm2/m/m, and the deviation between the dimension and the deviation standard diameter at 20℃ is mm.
The silver plating layer is continuously and firmly attached to the surface of the conductor, and the surface of the sample does not turn black after passing through the sample.
The surface of silver plating layer is smooth and continuous, and there are no harmful defects such as silver particles, burrs and mechanical damage.
Inspection specifications and experimental methods
1. The products can only leave the factory after passing the inspection by the quality inspection department of our company, and each batch of products is accompanied by a quality inspection certificate.
2. The product inspection specifications are as follows: serial number item inspection method 1 silver content and coating thickness coating tester 2 monofilament diameter and deviation microhardness tester 3 appearance normal visual inspection 4 coating continuity meets the requirements of 6.3 in B50 1-04; The mechanical properties meet the requirements of B452; The resistivity meets the requirements of 6.2 in B50 1-04 Packaging and Delivery.
1. Silver-plated copper-clad steel wire pallets are supplied, properly packed with kraft paper and packaging film, and then packed for delivery, one for each pallet.
2. The silver-plated copper-clad steel wire is evenly wound on the bobbin, with both ends fixed, and the outermost layer keeps a certain distance from the disk edge.
Delivery of nickel-plated copper wire according to mutual agreement
Model name
TRN nickel-plated copper wire specification model single wire diameter mm
The standard of TRN 0.05- 1.60 is raw materials and products 1. Electrical round copper wire GB/T3953
2. Nickel YB 127
3. Nickel-plated round copper wire GB119-89 Grade 2 Grade 4 Grade 710 Grade 27
Nickel content% 2 4 7 10 27 grade resistivity ωmm/m, not exceeding 20℃
2 0.0 17960
4 0.0 18342
7 0.0 18947
10 0.0 19592
27 0.024284 Dimensions and deviations Nominal diameter D mm deviation mm
0.050-0.250 +0.008
-0.003
& gt0.250- 1.300 +3%d
- 1%d
& gt 1.300-2.000 +0.038
-0.0 13 mechanical properties standard diameter mm
Elongation (%) is not less than
2 4 7 10 level 27 level
0.050-0. 100 12 6
& gt0. 100-0.230 12 8
& gt0.230-0.500 16 12
> 0.500-1.600 2016 coating
1. The coating surface is bright, smooth and continuous, and there are no defects that are not commensurate with good industrial products.
2. The coating is continuous and should not turn black after being tested with sodium polysulfide solution.
Inspection specifications and experimental methods
1. The products leave the factory after passing the inspection by the quality inspection department of our company, and each batch of products is accompanied by a quality inspection certificate.
Product inspection specifications are as follows: serial number item inspection method
1 plating tester for nickel content and nickel layer thickness
The diameter and deviation of monofilaments are 2 microns.
3 Visual inspection with normal appearance
4 coating continuity GB/T 4909.9 ——10
Mechanical properties specified in table 3 of 5 GB11019-89.
6 packaging and delivery specified in table 4 of GB11kloc-0/9-89.
1. Nickel-plated round copper wire is supplied in pallets, properly packed with kraft paper and packaging film, and then shipped in boxes, one for each pallet.
2. Nickel-plated round copper wire is evenly wound on the bobbin, with both ends fixed, and the outermost layer keeps a certain distance from the disk edge.
The delivery model and model name shall be agreed by both parties.
Specification and model of silver-plated alloy wire monofilament diameter mm
THY 0.025-0.6 raw material and product standard 1. Electrical round copper wire GB/T3953-83
2. Silver GB/4 135-2002
3. The reference resistivity of silver-plated alloy wire JB/T3 135- 1999 is not more than 0.025ω·mm/m/m, and the standard diameter deviation of size and deviation is mm at 20℃.
0.025—0. 100 0.003
0. 1 10—0.250 0.005
0.25 1—0.600 0.0 10 mechanical performance model
Tensile strength (N/mm) is not less than
Soft state and hard state
your
300 800 coating
1. The coating surface is bright, smooth and continuous, and there are no defects that are not commensurate with good industrial products.
2. The coating is continuous and should not turn black after being tested with sodium polysulfide solution.
Inspection specifications and experimental methods
1. The products leave the factory after passing the inspection by the quality inspection department of our company, and each batch of products is accompanied by a quality inspection certificate.
Product inspection specifications are as follows: serial number item inspection method
1 tester for silver content and coating thickness of coating
The diameter and deviation of monofilaments are 2 microns.
3 Visual inspection with normal appearance
4 coating continuity GB/T 4909.9 ——10
5 Refer to GB/T4909.3 for mechanical properties.
6 See GB/T 3048.2 ——1994 Packaging and Transportation for the resistivity.
1. Silver-plated alloy wires are supplied in pallets, properly packed with kraft paper and packaging film, and then packed and delivered, one for each pallet.
2. The silver-plated alloy wire is evenly wound on the bobbin, with both ends fixed, and the outermost layer keeps a certain distance from the disk edge.
Deliver stranded wire according to mutual agreement.
Model name
JY silver-plated copper stranded wire
JHY silver-plated copper alloy stranded wire
JCS silver-plated copper-clad steel wire
JN nickel-plated copper stranded wire
JX tinned copper stranded wire
JHX tinned copper alloy stranded wire specification model specification range (mm) Nominal section wire diameter (mm)
JY 0.002- 1.06
JHY 0.002-5 0.02-0.6
JCS 0.05-0.5 0. 10- 1.0
JN 0.05- 16 0. 10- 1.0
JX / 0.03-0.30
JHX/0.03-0.30 product standard 1. Wire and cable for aerospace GJB 1640-93
2. Silver-plated copper wire JB/J3 135-99 ASTM B298-99
3. Silver-plated copper clad steel ASTM B50 1-04
4. Nickel plated round copper wire GB11019-89 ASTM B298-99
5. The resistivity of tinned round copper wire JY GB 49 10-83 is not greater than 0.0 1724 1.
JHY meets the requirements of Table 2 in GBJ 1640-93.
JCS is not greater than 0.043 10.
JN meets the requirements in table 4 of GB11019-89.
JX meets the requirements in table 2 of GJB 1640-93.
JHX conforms to the mechanical performance model specified in Table 2 of GJB 1640-93.
Tensile strength (N/mm) is not less than
Soft state and hard state
JY 196 393
JHY 350 730
JCS 350 750 coating
1. The coating is bright, smooth and continuous, without any defects commensurate with good industrial products.
2. The coating has good continuity, and there is no black spot after the sodium polysulfide solution test.
Inspection specifications and experimental methods
1. The products leave the factory after passing the inspection by the quality inspection department of our company, and each batch of products is accompanied by a quality inspection certificate.
Product inspection specifications are as follows: serial number and item inspection method.
1 tester for coating content and coating thickness
The diameter and deviation of monofilaments are 2 microns.
3 Visual inspection with normal appearance
4 coating continuity GB/T 4909.9 ——10
5 Torsional outside micrometer
6-section steel ruler
7 Normal visual inspection of torsion direction
8 DC-resistant packaging and transportation GB/T3048.2
1. coated stranded wires are provided in the form of pallets, properly packed with kraft paper and packaging film, and then delivered in boxes, one for each pallet.
2. Evenly wind the plated stranded wire on the bobbin, with the thread ends fixed, and the outermost layer keeps a certain distance from the disc edge.
Delivery according to mutual agreement