Aluminum package Steel Wire

AS.wire(LB)

IIIustration of Cross Section of AS.wire

Types and Specifications Q/320400AB009-95

Type

Explanation

Resistance at 20°C
(Ωmm2/m)

Range(Dia.)

LB20

Conductivity of IACS AS.
wire is 20.3%,class A.

0.08480

1.25-5.50(mm)

LB23

Conductivity of IACS AS.wire is 23%

0.07496

1.25-5.00(mm)

LB27

Conductivity of IACS AS.wire is 27%

0.06386

2.50-5.00(mm)

LB30

Conductivity of IACS AS.wire is 30%

0.05747

2.50-5.00(mm)

LB35

Conductivity of IACS AS.wire is 35%

0.04926

2.50-5.00(mm)

LB40

Conductivity of IACS AS.wire is 40%

0.04310

2.50-5.00(mm)


The Grades of AS.wire and the Standard Rate of Aland St. Q/320400AB009-95
Type Thickness of Al. Conductivity Sectional Area of Al Sectional Area of Stl
LB20 Standard 20.3% IACS 25% 75%
LB23 Standard 23% IACS 30% 70%
LB27 Medium 27% IACS 37% 63%
LB30 Medium 30% IACS 43% 57%
LB35 Thicker 35% IACS 52% 48%
LB40 Thicker 40% IACS 62% 38%

The Conductivity of AS.wire Q/320400AB009-95

Type
(% IACS) Conductivity (% IACS)e
AI. St. Min.conductivity when calculates all sectional area of AI.and St. Standard .conductivity when do not calculate sectional area of st.
LB20 61 9 20 15.3
LB23 23 15.3
LB27 27 22.6
LB30 30 26.2
LB35 35 31.7
LB40 40 37.8

The Physical Constant of As.wire Q/320400AB009-95
IACSConductivity
(% IACS)
Density(20℃g/cm) Elastic
Coefficient(GPA)
Linear Expansive
Coefficient at 1℃
TemperatureCoefficient of Resistance at 1/℃
20.3 6.59 162 12.6×10-6 0.0036
23 6.27 149 12.9×10-6 0.0036
27 5.91 140 13.4×10-6 0.0036
30 5.61 132 13.8×10-6 0.0038
35 5.15 122 14.5×10-6 0.0039
40 4.64 109 15.5×10-6 0.0040

The Tensile Strength of Wire Q/320400AB009-95

Type

Nominal Dia Mpa
Min.Tensile
Strength
Mpa
Pulling Force
when stretch
(mm)
more than
(mm)
less than
LB20-A 1.24 3.25 1340 1200
3.25 3.45 1310 1180
3.45 3.65 1270 1140
3.65 3.95 1250 1100
3.95 4.10 1210 1100
4.10 4.40 1180 1070
4.40 4.60 1140 1030
4.60 4.75 1100 1000
4.75 5.50 1070 1000
LB20-B 1.24 5.50 1320 1100
LB23 1.6 5.50 1220 980
LB27 2.50 5.00 1080 800
LB30 2.50 5.00 880 650
LB35 2.50 5.50 810 590
LB40 2.50 5.00 680 500

The Thickness of AI.Layer Q/320400AB009-95

Type
he ALProportion in Cross-section Min.Thickness of AI.Layer
(eccentric thickness)
LB20 25% MAT.is 8% of the nominal radius of wire when its nominal Dia.is less than 1.80mm.
MAT.is 10% of the nominal radius of wire when its nominal Dia.is less than 1.80mm.
LB23 30% MAT.is 14% of the nominal radius of wire
LB27 37% MAT.is 14% of the nominal radius of wire
LB30 43% MAT.is 15% of the nominal radius of wire
LB35 52% MAT.is 15% of the nominal radius of wire
LB40 62% MAT.is 25% of the nominal radius of wire

The Starting position of Stress Test When Its Elongation is 1% Q/320400AB009-95
mm Nominal Dia. Mpa
Starting Stress

starting Postion of
stretcher cm/cm
more than less than
1.24 2.50 81.4 elongation is 0.05%
2.50 3.30 162 eelongation is 0.10%
3.30 5.50 244 eelongation is 0.15%

The Allowed Tolerance in SizeQ/320400AB009-95
Nominal Dia. Allowed Tolerance
≥2.67 ±1.5%d
<2.67 ±0.04

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