Tata Wiron :: Products :: Retail Business

Galvanised

Galvanised wire from Tata Steel Wire Division is used in a host of applications which include Vineyards, Welded mesh for Poultry farms, Gabions for soil protection, Chain Link, Barbed Wire & Concertina Wire for fencing, Stay Wire & Earth Wire in the Power Industry, Pail Handles, Wire Mesh, Stitching Wire, Bale Tie Wire, etc.

Manufacturing Process

Product Standard

» Manufacturing Process

Tata Steel Wire Division operates multiple plants for the manufacture of Galvanised Wire, using the latest technology.

» Product Standard

Size range

1.4 mm to 4.5 mm

Zn coating range

25g/m2 to 270g/m2

Standards

International standards	For
ASTM A641/A641m - 98 Class A	Standard specification for zinc-coated (galvanised) carbon steel wire
BS 443 : 1982	Testing zinc coatings on steel wire and for quality requirements
JIS G3547 - 1993 AS 1650 - 1989	Zinc coated low carbon steel wires Hot dip galvanised coating on ferrous articles
AS 2423	Australian standard for galvanised wire fencing products

Additional specifications supplied by Wire Division are highlighted.

Note - For customer specific requirements against standards please check with our sales department

ASTM A641/A641m - 98 - Galvanised Carbon Steel Wire

American Standard

SIZE (mm)	UTS (Kg/mm2)			CLASS 1 COATING		CLASS 3 OR A COATING
	SOFT	MEDIUM	HARD	SIZE (mm)	ZINC g/m2 (min)	SIZE (mm)	Zn (g/m2 min)
1.4 to Under 2.00	52 max	49/70	63/84	1.40 to Under 1.50	55	1.40 to 1.60 incl.	180
2.0 to Under 2.50	52 max	49/67	60/81	1.50 to Under 1.90	65	Over 1.60 to 1.90 incl.	210
2.5 to Under 4.50	49 max	46/63	56/77	1.90 to Under 2.30	75	Over 1.90 to 2.30 incl.	220
				2.30 to Under 3.20	85	Over 2.30 to 2.70 incl.	230
				3.20 to Under 4.00	100	Over 2.70 to 3.10 incl.	240
				4.00 to Under 4.50	115	Over 3.1 to 3.50 incl.	260
						Over 3.50 to 3.90 incl.	270
						Over 3.90 to 4.50 incl.	275

Zn Coating - BS 443: 1982

British Standard

Nominal Diameter mm		ZINC	Number Of Dips min	Zn coating min	Number Of Dips min
From	To - Incl.	(g/m2 min)	1 minute	(g/m2)	1 minute
		HARD		SOFT
1.40	1.55	180	2	215	2
1.55	1.80	200	2	230	2
1.80	2.24	215	2	240	3
2.24	2.72	230	2-½	260	3
2.72	3.15	240	3	275	3-½
3.15	3.55	250	3	275	3-½
3.55	4.25	260	3	290	3-½
4.25	4.50	275	3½	290	3-½

JIS G3547

Japanese Standard

TYPE OF WIRE	CLASS	SYMBOLS	SIZE (mm)	TENSILE (Kg/mm2)
LOW CARBON G. I. (Soft)	CLASS 2	SWMGS-2	1.4 to 4.5	30/55
	CLASS 3	SWMGS-3
	CLASS 4	SWMGS-4
	CLASS 5	SWMGS-5
LOW CARBON G. I. (Hard)	CLASS 2	SWMGH-2	1.4 up to 2.6	60/90
	CLASS 3	SWMGH-3	2.6 up to 3.2	55/86
	CLASS 4	SWMGH-4	3.2 up to 3.5	50/80
	CLASS 5	SWMGS-5	3.5 up to 4.5	40/80

JIS G3547 - 1993 - (Zn Coating g/m2 min)

Japanese Standard

SIZE (mm)	SWMGS-2 SWMGH-2	SWMGS-3 SWMGH-3	SWMGS-4 SWMGH-4	SWMGS-5
1.4 up to 1.6	20	75	120	160
1.6 up to 1.8	20	90	155	180
1.8 up to 2.0	25	90	155	200
2.0 up to 2.3		120	185	220
2.3 up to 2.6		120	230	230
2.6 up to 2.9	30	135	230	260
2.9 up to 3.2	30	135	230	270
3.2 up to 3.5	35	135	230	270
3.5 up to 4.0	35	155	245	270
4.0 up to 4.5	40	155	245	290

Zn Coating - AS 1650 - 1989

Australian Standard

SIZE (mm)		ZINC (g/m2 min)
OVER	Up to and Incl	TYPE A	TYPE B
1.40	1.55	180	31
1.55	1.80	200	33
1.80	2.24	215	38
2.24	2.72	230	42
2.72	3.15	240	48
3.15	3.55	250	53
3.55	4.25	260	60
4.25	4.50	275	70

G. I. WIRE FENCING PRODUCT - AS2423

Australian Standard

TYPE OF WIRE	SIZE (mm)	TOLERANCE	UTS		COIL WEIGHT KG		COIL DIMENSIONS (mm)
			(Kg/mm2)		Small	Big	ID (mm) Min	OD (mm) Max
			MIN	MAX
Plain Fencing	3.15	+/- 0.08	39	69	100/250	300/1000	400	860
	3.55	+/- 0.10	39	69
	4.00	+/- 0.10	39	69
High Tensile Fencing	1.57	+/- 0.05	102	133	50/200	300/1000	400	860
	1.60	+/- 0.05	102	133
	1.80	+/- 0.07	102	133	100/250	300/1000	400	860
	2.00	+/- 0.07	102	133
	2.50	+/- 0.07	112	143
	2.50	+/- 0.07	76	107
	2.80	+/-0.08	133	163
Soft Barbing	1.47	+/- 0.05	39	66	50/200	300/1000	400	860
	1.57	+/- 0.05	39	66
	1.60	+/- 0.05	39	66
	1.80	+/- 0.07	39	66
	2.00	+/- 0.07	39	66	100/250	300/1000	400	860
	2.50	+/- 0.07	39	66
High Tensile Barbing	1.57	+/- 0.05	102	133	50/200	300/1000	400	860
	1.60	+/- 0.05	102	133
	1.80	+/- 0.07	102	133
Chain Wire	2.00	+/- 0.07	39	66	100/250	300/1000	400	860
	2.50	+/- 0.07	39	66
	3.15	+/- 0.08	39	66
	3.55	+/- 0.10	39	66
	4.00	+/- 0.10	39	66
Field Fencing Wire	2.50	+/- 0.07	76	102	100/250	300/1000	400	860
	2.64	+/- 0.07	39	66
	2.64	+/- 0.07	64	87
	2.80	+/- 0.08	94	117

TOP

Quality

» Manufacturing Process

» Product Standard

Size range

Zn coating range

Standards

ASTM A641/A641m - 98 - Galvanised Carbon Steel Wire

American Standard

Zn Coating - BS 443: 1982

British Standard

JIS G3547

Japanese Standard

JIS G3547 - 1993 - (Zn Coating g/m2 min)

Japanese Standard

Zn Coating - AS 1650 - 1989

Australian Standard

G. I. WIRE FENCING PRODUCT - AS2423

Australian Standard