1) Profile: High Tensile Galvanized Steel Wire or ACSR Core Wire may be supplied as single wire or also in seven or ninetheen strands. Manufactured conforming to various international standards to specify requirement of customers.
2) Application: Used for mechanical re-inforcement in the manufacture of aluminum conductor steel reinforced (ACSR) Cable & Conductor ACSR Core wire is used in reinforcement of aluminium conductors used in distribution and transmission of electricity.
3)Standard:
ASTM B498, IEC60888,ASTM A 475,ASTM 363,ASTM B 500,BS 183 etc.
Specification
Table 1. Initial Settings for Determining Stress 1% Extension | |||
Nominal Wire Diameter, mm | Initial Stress, N/mm2 | Initial setting of extensometer for a gauge length of 250mm2 | |
1.24 | 2.25 | 100 | 0.125 |
2.25 | 3 | 200 | 0.25 |
3 | 4.75 | 300 | 0.375 |
4.75 | 5.5 | 400 | 0.5 |
For other gauge lengths, multiply the initial setting by the gauge length in mm divided by 250. |
Table 2. Zinc Coating Requirements | |||||||||||
Nominal Wire Diameter, mm | Class A | Class B | Class C | Class D | Class E | ||||||
Over | Up to and incl. | Min. mass of Zn g/m2 | Min. no. of one minute dips | Min. mass of Zn g/m2 | Min. no. of one minute dips | Min. mass of Zn g/m2 | Min. no. of one minute dips | Min. mass of Zn g/m2 | Min. no. of one minute dips | Min. mass of Zn g/m2 | Min. no. of one minute dips |
1.24 | 1.5 | 185 | 2 | 370 | 3.5 | 150 | 1 | 365 | 3 | 185 | 2 |
1.5 | 1.75 | 200 | 2 | 400 | 3.5 | 160 | 1.5 | 460 | 3.5 | 200 | 2 |
1.75 | 2 | 215 | 2.5 | 430 | 4 | 175 | 2 | 550 | 4 | 215 | 2.5 |
2 | 2.25 | 215 | 2.5 | 430 | 4 | 175 | 2 | 550 | 4 | 250 | 3.5 |
2.25 | 2.75 | 230 | 3 | 460 | 4 | 190 | 2.5 | 640 | 5 | 250 | 3.5 |
2.75 | 3 | 230 | 3 | 460 | 4 | 190 | 2.5 | 640 | 5 | 250 | 3.5 |
3 | 3.5 | 245 | 3.5 | 490 | 4 | 205 | 3 | 730 | 6 | 250 | 3.5 |
3.5 | 4.25 | 260 | 3.5 | 520 | 4 | 260 | 3.5 | 730 | 6 | 260 | 3.5 |
4.25 | 4.75 | 275 | 4 | 550 | 4 | 275 | 4 | 775 | 6 | 275 | 4 |
4.75 | 5 | 200 | 4 | 580 | 5 | 290 | 4 | 825 | 6 | 290 | 4 |
5 | 5.25 | 290 | 4 | 580 | 5 | 290 | 4 | 825 | 6 | 290 | 4 |
5.25 | 5.5 | 290 | 4 | 580 | 5 | 290 | 4 | 825 | 6 | 290 | 4 |
Table 3. Mechanical Properties of ST1A Wires | |||||||
Nominal wire diameter mm | Diameter tolerance | Stress at 1% extension, MPa | Tensile strength, MPa | Elongation on 250mm | Mandrel diameter for wrapping test | No. of torsion twists | |
Over | Up to and incl. | mm | N/MM2 | N/MM2 | % | ||
Min. | Min. | Min. | xd | Min. | |||
1.24 | 1.5 | ±0.03 | 1170 | 1400 | 3 | 1 | 18 |
1.5 | 1.75 | ±0.03 | 1170 | 1400 | 3 | 1 | 18 |
1.75 | 2.25 | ±0.03 | 1170 | 1400 | 3 | 1 | 18 |
2.25 | 2.75 | ±0.04 | 1140 | 1350 | 3 | 1 | 16 |
2.75 | 3 | ±0.05 | 1140 | 1350 | 3.5 | 1 | 16 |
3 | 3.5 | ±0.05 | 1100 | 1300 | 3.5 | 1 | 14 |
3.5 | 4.25 | ±0.06 | 1100 | 1300 | 4 | 1 | 12 |
4.25 | 4.75 | ±0.06 | 1100 | 1300 | 4 | 1 | 12 |
4.75 | 5.5 | ±0.07 | 1100 | 1300 | 4 | 1 | 12 |
Table 4. Mechanical properties of ST2B Wires | ||||||
Nominal wire diameter mm | Diameter tolerance | Stress at 1% extension, MPa | Tensile strength, MPa | Elongation on 250mm | Mandrel diameter for wrapping test | |
Over | Up to and incl. | mm | N/MM2 | N/MM2 | ||
1.24 | 1.5 | ±0.05 | 1100 | 1300 | 4 | 1 |
1.5 | 1.75 | ±0.05 | 1100 | 1300 | 4 | 1 |
1.75 | 2.25 | ±0.05 | 1100 | 1300 | 4 | 1 |
2.25 | 2.75 | ±0.06 | 1070 | 1250 | 4 | 1 |
2.75 | 3 | ±0.06 | 1070 | 1250 | 4 | 1 |
3 | 3.5 | ±0.07 | 1000 | 1200 | 4 | 1 |
3.5 | 4.25 | ±0.09 | 1000 | 1200 | 4 | 1 |
4.25 | 4.75 | ±0.10 | 1000 | 1200 | 4 | 1 |
4.75 | 5.5 | ±0.11 | 1000 | 1200 | 4 |
Table 1. Initial Settings for Determining Stress 1% Extension | |||
Nominal Diameter of Galvanized Steel Wire | Initial Stress N/mm2 | Initial Setting of Extensometer mm/mm | |
> | < | ||
mm | mm | ||
1.18 | 2.24 | 95 | 0.05 |
2.24 | 3.15 | 190 | 0.10 |
3.15 | 5.00 | 285 | 0.15 |
Table 2. Tensile Strength and Stress at 1% Elongation | |||
Nominal Diameter of Galvanized Steel Wire | Tensile Strength minimum N/mm2 | Stress at 1% elongation minimum N/mm2 | |
> | < | ||
mm | mm | ||
1.18 | 2.24 | 1400 | 1180 |
2.24 | 3.15 | 1320 | 1140 |
3.15 | 5.00 | 1320 | 1100 |
Table 3. Properties for High Strength Galvanized Steel Wire for ACSR | ||||||||||
Tensile strength grade N/mm2, min. | 1550 | 1700 | 1800 | |||||||
Nominal diameter of galvanized wire | Min. stress at 1% elongation | Min. elongation L0+=200mm% | Steel wrap test dia. | Min. stress at 1% elongation | Min. elongation L0+=200mm% | Steel Wrap test dia. | Min. stress at 1% elongation | Min. elongation L0+=200mm% | Steel wrap test dia. | |
> | ≤ | |||||||||
mm | mm | |||||||||
1.18 | 1.32 | 1260 | 3.0 | 1d | 1320 | 3.0 | 2d | 1370 | 3.0 | 3d |
1.32 | 1.80 | 1260 | 3.5 | 1d | 1320 | 3.0 | 2d | 1370 | 3.0 | 3d |
1.80 | 2.24 | 1260 | 3.5 | 2d | 1320 | 3.0 | 2d | 1370 | 3.0 | 3d |
2.24 | 2.72 | 1260 | 3.5 | 2d | 1320 | 3.5 | 3d | 1370 | 3.0 | 3d |
2.72 | 2.90 | 1260 | 3.5 | 2d | 1320 | 3.5 | 3d | 1370 | 3.0 | 3d |
2.90 | 4.00 | 1220 | 4.0 | 3d | 1280 | 3.5 | 3d | - | - | - |
4.00 | 5.00 | 1220 | 4.0 | 3d | - | - | - | - | - | - |
d=Nominal diameter of galvanized wire | ||||||||||
L0= Original Gauge Length |
Table 4. Conversions of Tensile Strength and Stress at 1% Elongation | |
N/MM2 | tonf/in2 |
1100 | 71.2 |
1140 | 73.8 |
1180 | 76.4 |
1220 | 79.0 |
1260 | 81.6 |
1280 | 82.9 |
1320 | 85.5 |
1370 | 88.7 |
1400 | 9.07 |
1550 | 100.4 |
1700 | 110.1 |
1800 | 116.6 |
Table 1. Zinc Coating | |||
Specified Diameter of Coated Wre | Class A | Class B | Class C |
1.6-1.9 | 210 | 420 | 630 |
>1.9-2.3 | 220 | 440 | 660 |
>2.3-2.7 | 230 | 460 | 690 |
>2.7-3.1 | 240 | 480 | 720 |
>3.1-3.5 | 260 | 520 | 780 |
>3.5-3.9 | 270 | 540 | 810 |
>3.9-4.5 | 275 | 550 | 825 |
>4.5-4.8 | 300 | 600 | 900 |
Table 2. Tensile Requirements | |||||||||
Specified Diameter | Stress at 1 % Extension min Mpa | Ultimate Tensile Strength min MPA | Elongation in 250mm, min, 1% | ||||||
Class A | Class B | Class C | Class A | Class B | Class C | Class A | Class B | Class C | |
1.6-2.3 | 1310 | 1240 | 1170 | 1450 | 1380 | 1310 | 3 | 3 | 3 |
>2.3-3.05 | 1280 | 1210 | 1140 | 1410 | 1340 | 1280 | 3.5 | 3 | 3 |
>3.05-3.6 | 1240 | 1170 | 1100 | 1410 | 1340 | 1280 | 4 | 3 | 3 |
>3.6-4.8 | 1170 | 1100 | 1070 | 1380 | 1280 | 1240 | 4 | 4 | 4 |
Table 3. Initial Settings for Determining Stress 1% Extension | ||
Specified Diameter, mm | Initial Stress, MPA | Initial Setting of Extensometer, mm/mm |
1.6-2.3 | 100 | 0.0005(0.05% extension) |
>2.3-3.05 | 190 | 0.0010(0.10% extension) |
>3.05-4.8 | 290 | 0.0015(0.15% extension) |
Table 4. Mandrel Size for Adherence Test | |
Specified Wire Diameter,mm | Ratio of Mandrel Diameter to Wire Diameter |
1.6-2.3 | 3 |
>2.3-3.05 | 4 |
>3.05-4.8 | 5 |
Table 5. Permissible Variations in Diameter of Zinc-Coated Steel Wire | ||
Specified Diameter, mm | Permissible Variation, mm | |
Plus | Minus | |
1.6-2.3 | 0.04 | 0.03 |
>2.3-3.05 | 0.05 | 0.05 |
>3.05-3.6 | 0.08 | 0.05 |
>3.6-4.8 | 0.1 | 0.08 |
Dia. of strand, in(mm) | Minimum Breaking Strength of Strand,1bf(kN) | Weight of Zine Coating, g/m2 | ||
High Strength Grade | Extra High Strength Grade | CLASS A | CLASS B | |
3/16(4.76) | 2850(12.677) | 3990(17.748) | 153 | / |
1/4(6.35) | 2850(21.129) | 6650(29.581) | 183 | 366 |
5/16(7.94) | 8000(35.586) | 11200(49.820) | 244 | 488 |
3/8(9.52) | 10800(48.040) | 15400(68.503) | 259 | 519 |
7/16(11.11) | 14500(64.499) | 20800(92.523) | 275 | 549 |
1/2(12.70) | 18800(83.627) | 26900(119.657) | 275 | 549 |
Dia of Wire, mm | Tensile Strength, Mpa | Stress at 1% Extension, Mpa | Coating, g/m2 | |
CLASS A | CLASS B | |||
0.80-1.57 | 1000-1550 | / | 50-153 | / |
1.57-1.90 | 1000-1550 | / | 153-210 | / |
1.90-2.30 | 1000-1550 | 1310 | 220 | 440 |
2.30-2.70 | 1000-1550 | 1280 | 230 | 460 |
2.70-3.10 | 1000-1550 | 1280 | 240 | 480 |
3.10-3.50 | 1000-1550 | 1240 | 260 | 520 |
3.50-3.90 | 1000-1550 | 1170 | 270 | 540 |
3.90-4.50 | 1000-1550 | 1170 | 275 | 550 |
4.50-4.80 | 1000-1550 | 1170 | 300 | 600 |
Trade Terms:
Min Order Qty: 1FCL / 25T
Delivery Time: 10-15 days
Price Terms: FOB CFR CIF
Payment Terms: TT / LC
FAQ
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