Steel Wire

Low carbon galvanized steel wire for submarine cable amour

Application：
It is used for submarine cable amour manufacture.

Product features:
1. The surface of wires are smooth, and with a good adherence of zinc coating.
2. the weight for each coil is heavy(1000KG) and without welding，the mechanical property of whole wires are uniform;
3. it adopts international advanced Z packing;
4. standard: GB/T3082.

Mechanical properties of galvanized steel wire

Diameter
mm Tolerance
mm Strength of Extension
Mpa Elongation % Torsion number
more than
Gauge length more tban
1.50 ±0.03 350~500 10 160 37
1.80 ±0.04 160 37
2.00 ±0.04 200 30
2.50 ±0.05 250 24
3.15 ±0.05 250 19
4.00 ±0.05 250 15
5.00 ±0.08 250 12
6.00 ±0.08 250 10

Note：1. Middle diameter according to the adjacent bigger diameter to produce.
2. We can also produce normal galvanized steel wire or Zinc-5% Aluminum mischmetal alloy galvanized steel wire according to the customer’s requirements.

Technical requirements of coating

Nominal diameter mm
mm ⅠClass ⅡClass
Weight of coating
g/m²≥ CuSO4 Corrosion times Wrapping Test Weight of coatin
g/m²≥ CuSO4 Corrosion times Wrapping test
60s 30s Core diameter Wrapping numbers 60s 30s Core diameter Wrapping numbers
1.50 120 2 — 4d ≥8 200 2 1 4 ≥8
1.80 150 2 — 4d ≥6 220 2 1 4 ≥6
2.00 190 2 — 4d 240 3 — 4
2.50 210 2 — 4d 260 3 — 4
3.15 240 3 — 4d 275 3 1 4
4.00 270 3 — 5d 290 3 1 5
5.00 270 3 — 5d 290 3 1 5
6.00 270 3 — 5d 290 3 1 5

Zinc-5%Aluminum mischmetal alloy galvanized steel wire

It is used for Power Transmission and Distribution Line Hardware，Slope protection、Undersea optical cable armoured with low carbon galvanized steel wire，Overhead Electrical Conductors.

Product features:
1. Better corrosion resistant property, 2times higher than normal galvanized steel wire.
2. Good Elongation and flexible capability, even higher than steel base they protected. Under the strong deformation process, twine and bend cannot break the coating.
3. Smooth surface, good Zinc-coating adherence, weld ability is better than normal galvanized steel wire.
4. Aluminum content is more than 4.2%.
5. Standard GB/T20492.

Percentage of Zinc-5%Aluminum mischmetal alloy galvanized steel ignot

Al Ce+Fe
Fe

Si

Pb

Cd

Sn

Upper limit of other elements Total other elements Zn
4.7-6.2 0.03-0.10 0.075 0.015 0.005 0.005 0.002 0.02 0.04 Allowance
Weight of steel wire coating

Nominal diameter
mm Weight of coating/（g/m²）more than Nominal diameter
mm Weight of coating/（g/m²）more than
Grade A Grade B Grade A Grade B
≥1.50-1.75 200 400 ≥3.50-4.25 260 520
≥1.75-2.25 215 430 ≥4.25-4.75 275 550
≥2.25-3.00 230 460 ≥4.75-5.50 290 580
≥3.00-3.50 245 490

Galvanized steel wire for Power Transmission and Distribution Line Hardware

It is used for producing the prefomed line products.
Product features:
1. Smooth surface, thick zinc coating, better corrosion resistant property;
2. the mechanical property of whole wires are uniform;
3. the maximum weight for one coil can reach 1000KG;
4. it adopts advanced international Z packing.

Normal specification and parameter for power transmission galvanized steel wire

Diameter
mm Diameter tolerance
mm Strength of Extension
Mpa Breaking load
N Extension%
(L=200mm) Minimum torsion number
不低于 Weight of coating
g/m²
1.55 ±0.05 1490~1700 ≥2630 ≥4 16 ≥183
1.78 ±0.05 1460~1670 ≥3430 ≥4 16 ≥229
2.03 ±0.05 1460~1670 ≥4510 ≥4 16 ≥275
2.18 ±0.05 1460~1670 ≥5000 ≥4 16 ≥275
2.34 ±0.06 1460~1670 ≥6060 ≥4 16 ≥275
2.54 ±0.06 1460~1670 ≥7000 ≥4 16 ≥320
2.64 ±0.06 1450~1670 ≥7570 ≥4 16 ≥320
2.84 ±0.06 1450~1650 ≥8560 ≥4 16 ≥320
3.02 ±0.07 1400~1600 ≥9350 ≥4 14 ≥320
3.15 ±0.07 1430~1640 ≥10300 ≥4 14 ≥336
3.25 ±0.07 1380~1550 ≥11000 ≥4 14 ≥336
3.51 ±0.09 1330~1540 ≥12100 ≥4 12 ≥336
4.04 ±0.09 1330~1540 ≥16000 ≥4 12 ≥366
4.37 ±0.10 1330~1540 ≥18900 ≥4 12 ≥366
4.78 ±0.10 1260~1470 ≥21500 ≥4 12 ≥397
5.18 ±0.10 1210~1410 ≥21500 ≥4 / ≥397
6.12 ±0.10 1170~1380 ≥33370 ≥4 / ≥397

1. We can produce Grade A and Grade B galvanized steel wire as per ASTM A475, and zinc coating mass can reach about 500 g/㎡;
2. The galvanized steel wire used for overhead ground wire strand which produced as per GB/T3428-2007can meet customers’ requirement.
3. We can also produce Zinc-5% Aluminum mischmetal alloy galvanized steel wire.

Galvanized steel wire for Slope protection

The wires are widely used in the industry of slope protection, and they are used to knit diamond and round protection net.

Product features:
1. The surface of wires are smooth, and with a good adherence of zinc coating;
2. the mechanical property of whole wires are uniform;
3. the weight for each coil is heavy(1000KG) and without welding;
4. it adopts international advanced Z3 packing;
5. standard: YB/T5343.

Technical parameters of slope protection diamond-shaped fences galvanized steel wire

Diameter
mm Tolerance
mm Strength of Extension
Mpa Torsions number
次 Bending number
次 Weight of coating
g/m²
3.00 ±0.03 ≥1770 ≥21 ≥13 ≥150
4.00 ±0.03 ≥1770 ≥17 ≥11 ≥150

Note: We can also produce Zinc-5% Aluminum mischmetal alloy galvanized steel wire.

Well- measuring wire

Application:
This product is widely used in oil, natural gas, geological exploration and other fields. It is an important bearing component, it is used to transmit and hoist well logging tools.

Product features：
1、the surface coated with grease, has good anti-corrosion performance.
2、The wire has stable performance and good uniformity.
3、whole wires are uniform and with a good flatness.
4、Maximum coil weight up to 480kg.

Technology parameter of the first series specification

Diameter Breaking load, kN Length，m
mm im IPS级 EIP
1.68 0.066 ≥3.61 ≥4.27 ≤8000
1.83 0.072 ≥4.27 ≥5.12 ≤8000
2.08 0.082 ≥5.51 ≥6.49 ≤8000
2.34 0.092 ≥6.88 ≥8.14 ≤8000
2.67 0.105 ≥8.74 ≥10.51 ≤8000
2.74 0.108 ≥9.38 ≥11.08 ≤8000
3.18 0.125 ≥12.40 ≥14.68 ≤8000
3.25 0.128 ≥13.00 ≥15.35 ≤7000

Technology parameter of the second series specification

Diameter Breaking load, kN Length，m
mm im IPS级 EIP
1.60 0.063 ≥3.28 ≥3.92 ≤8000
1.80 0.071 ≥4.14 ≥4.92 ≤8000
2.00 0.079 ≥5.09 ≥6.03 ≤8000
2.20 0.087 ≥6.13 ≥7.25 ≤8000
2.40 0.094 ≥7.25 ≥8.57 ≤8000
2.50 0.098 ≥7.85 ≥9.27 ≤8000
2.60 0.102 ≥8.46 ≥9.99 ≤8000
2.80 0.110 ≥9.76 ≥11.52 ≤7000
3.00 0.118 ≥11.15 ≥14.90 ≤8000
3.20 0.126 ≥12.62 ≥16.76 ≤7000

Carbon spring steel wire
Application：
Carbon spring steel wire can be used to manufacture various mechanical spring.
Product features:
1. The surface of wires are smooth and have no other defects affecting usage;
2. The mechanical property of whole wires are uniform and with a good flatness;
3. According to standard GB4357.
Specification and strength grade of normal spring steel wire

Diameter
mm Strength of extension（MPa）
SL TYPE SM TYPE Torsion number（≥）
1.00 1720~1970 1980~2220 20
1.20 1670~1910 1920~2160 20
1.40 1620~1860 1870~2100 20
1.60 1590~1820 1830~2050 18
1.80 1550~1780 1790~2010 18
2.00 1520~1750 1760~1970 18
2.25 1490~1710 1720~1930 16
2.50 1460~1680 1690~1890 16
2.80 1420~1640 1650~1850 16
3.00 1410~1620 1630~1830 16
3.40 1370~1580 1590~1780 16
3.80 1340~1540 1550~1740 14
4.00 1320~1520 1530~1730 14
4.50 1290~1490 1500~1680 14
5.00 1260~1450 1460~1650 7

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Expert guidance on wire rope specifications and applications

Mechanical properties of galvanized steel wire
Diameter mm	Tolerance mm	Strength of Extension Mpa	Elongation %		Torsion number more than
Diameter mm	Tolerance mm	Strength of Extension Mpa	Gauge length	more tban	Torsion number more than
1.50	±0.03	350~500	10	160	37
1.80	±0.04			160	37
2.00	±0.04			200	30
2.50	±0.05			250	24
3.15	±0.05			250	19
4.00	±0.05			250	15
5.00	±0.08			250	12
6.00	±0.08			250	10

Technical requirements of coating
Nominal diameter mm mm	ⅠClass					ⅡClass
	Weight of coating g/m²≥	CuSO4 Corrosion times		Wrapping Test		Weight of coatin g/m²≥	CuSO4 Corrosion times		Wrapping test
	Weight of coating g/m²≥	60s	30s	Core diameter	Wrapping numbers	Weight of coatin g/m²≥	60s	30s	Core diameter	Wrapping numbers
1.50	120	2	—	4d	≥8	200	2	1	4	≥8
1.80	150	2	—	4d	≥6	220	2	1	4	≥6
2.00	190	2	—	4d		240	3	—	4
2.50	210	2	—	4d		260	3	—	4
3.15	240	3	—	4d		275	3	1	4
4.00	270	3	—	5d		290	3	1	5
5.00	270	3	—	5d		290	3	1	5
6.00	270	3	—	5d		290	3	1	5

Weight of steel wire coating
Nominal diameter mm	Weight of coating/（g/m²）more than		Nominal diameter mm	Weight of coating/（g/m²）more than
Nominal diameter mm	Grade A	Grade B	Nominal diameter mm	Grade A	Grade B
≥1.50-1.75	200	400	≥3.50-4.25	260	520
≥1.75-2.25	215	430	≥4.25-4.75	275	550
≥2.25-3.00	230	460	≥4.75-5.50	290	580
≥3.00-3.50	245	490

Normal specification and parameter for power transmission galvanized steel wire
Diameter mm	Diameter tolerance mm	Strength of Extension Mpa	Breaking load N	Extension% (L=200mm)	Minimum torsion number 不低于	Weight of coating g/m²
1.55	±0.05	1490~1700	≥2630	≥4	16	≥183
1.78	±0.05	1460~1670	≥3430	≥4	16	≥229
2.03	±0.05	1460~1670	≥4510	≥4	16	≥275
2.18	±0.05	1460~1670	≥5000	≥4	16	≥275
2.34	±0.06	1460~1670	≥6060	≥4	16	≥275
2.54	±0.06	1460~1670	≥7000	≥4	16	≥320
2.64	±0.06	1450~1670	≥7570	≥4	16	≥320
2.84	±0.06	1450~1650	≥8560	≥4	16	≥320
3.02	±0.07	1400~1600	≥9350	≥4	14	≥320
3.15	±0.07	1430~1640	≥10300	≥4	14	≥336
3.25	±0.07	1380~1550	≥11000	≥4	14	≥336
3.51	±0.09	1330~1540	≥12100	≥4	12	≥336
4.04	±0.09	1330~1540	≥16000	≥4	12	≥366
4.37	±0.10	1330~1540	≥18900	≥4	12	≥366
4.78	±0.10	1260~1470	≥21500	≥4	12	≥397
5.18	±0.10	1210~1410	≥21500	≥4	/	≥397
6.12	±0.10	1170~1380	≥33370	≥4	/	≥397

Technical parameters of slope protection diamond-shaped fences galvanized steel wire
Diameter mm	Tolerance mm	Strength of Extension Mpa	Torsions number 次	Bending number 次	Weight of coating g/m²
3.00	±0.03	≥1770	≥21	≥13	≥150
4.00	±0.03	≥1770	≥17	≥11	≥150

Technology parameter of the first series specification
Diameter		Breaking load, kN		Length，m
mm	im	IPS级	EIP	Length，m
1.68	0.066	≥3.61	≥4.27	≤8000
1.83	0.072	≥4.27	≥5.12	≤8000
2.08	0.082	≥5.51	≥6.49	≤8000
2.34	0.092	≥6.88	≥8.14	≤8000
2.67	0.105	≥8.74	≥10.51	≤8000
2.74	0.108	≥9.38	≥11.08	≤8000
3.18	0.125	≥12.40	≥14.68	≤8000
3.25	0.128	≥13.00	≥15.35	≤7000

Technology parameter of the second series specification
Diameter		Breaking load, kN		Length，m
mm	im	IPS级	EIP	Length，m
1.60	0.063	≥3.28	≥3.92	≤8000
1.80	0.071	≥4.14	≥4.92	≤8000
2.00	0.079	≥5.09	≥6.03	≤8000
2.20	0.087	≥6.13	≥7.25	≤8000
2.40	0.094	≥7.25	≥8.57	≤8000
2.50	0.098	≥7.85	≥9.27	≤8000
2.60	0.102	≥8.46	≥9.99	≤8000
2.80	0.110	≥9.76	≥11.52	≤7000
3.00	0.118	≥11.15	≥14.90	≤8000
3.20	0.126	≥12.62	≥16.76	≤7000

Specification and strength grade of normal spring steel wire
Diameter mm	Strength of extension（MPa）
Diameter mm	SL TYPE	SM TYPE	Torsion number（≥）
1.00	1720~1970	1980~2220	20
1.20	1670~1910	1920~2160	20
1.40	1620~1860	1870~2100	20
1.60	1590~1820	1830~2050	18
1.80	1550~1780	1790~2010	18
2.00	1520~1750	1760~1970	18
2.25	1490~1710	1720~1930	16
2.50	1460~1680	1690~1890	16
2.80	1420~1640	1650~1850	16
3.00	1410~1620	1630~1830	16
3.40	1370~1580	1590~1780	16
3.80	1340~1540	1550~1740	14
4.00	1320~1520	1530~1730	14
4.50	1290~1490	1500~1680	14
5.00	1260~1450	1460~1650	7