China manufacturer 4mm soft black annealed iron steel wire

China manufacturer 4mm soft black annealed iron steel wire

 

Introduction
1. Material Q195
Black annealling wire and all other Wire mesh are manufactured by wire rod. Zhong Lian buy this material from SHANXI ZHONGYANG IRON AND STEEL CO., LTD, which is the biggest steel factory in China. The type of wire rod is Q195, element composition is as follows:

2. Drawing

There are two kinds of drawing machine: powder drawing and water drawing. powder drawing is fit for junior drawing(6.5mm~4.0mm).
One powder drawing machine has 4 tanks and 4 molds. One tank is matched with a mold. Each of them are o

ffered energy by a electromotor.
0.9mm(max)can be "eat" when the wire cross a mold. There are no loss of weight during drawing.

3. Annealing

Anneal is to low the tensile strength of wire. The stove is solid and built with red bricks. The architecture of

anneal stove is cuboid . Different thickness of wire require different temperature. Range is from 700°C to 900°C.

Output of the anneal stove, the tensile strength is 400N~600N.

Standard coil 10kg,25kg,50kg and so on .we can coiled with customer's order.

Wire gauge size	Swg(mm)	Bwg(mm)	Metric(mm)
8	4.06	4.19	4
9	3.66	3.76	-
10	3.25	3.4	3.5
11	2.95	3.05	3
12	2.64	2.77	2.8
13	2.34	2.41	2.5
14	2.03	2.11	-
15	1.83	1.83	1.8
16	1.63	1.65	1.65
17	1.42	1.47	1.4
18	1.22	1.25	1.2
19	1.02	1.07	1
20	0.91	0.89	0.9
21	0.81	0.813	0.8
22	0.71	0.711	0.7

 

 

 

 

 

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