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Brand Name: YCMetal
Alloy Or Not: Non-alloy
Application: Construction
Type: Drawn Wire
Standard: AISI
Model Number: 12
Special Use: Cold Heading Steel
Place of Origin: China (Mainland)
Wire Gauge: 0.7mm-4.0mm
Steel Grade: q195
Material: q195 low carbon steel wire
Surface Treatment: Black annealed
Technique: annealed and oiled
standard weight: 25-100kg/roll
Tensile Strength: 350-550N/mm2
Wire Diameter: 8cage to 22cage(4.0mm-0.7mm)
feature: Supersonic cleaning, Hcl cleaning- excellent cleaning.
High capacity: over 1500tons/month for this product
Processed: coil wire, spool wire or big package wire
packing: Plastic inside hessian woven outside or plastic inside nylon woven outside

Specifications

Black annealed wire

Material Q195

 Galvanized wire and all other wire mesh are manufactured by wire rod. Wanlida 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:

C≤0.07; S≤0.023; Si≤0.09; Mn≤0.32; P≤0.025.Because this type of wire rod has less Impurities, Q195 is fit for drawing.

the diameter is 6.5mm. Generally, Daily output of Wanlida is 120 tons.(electro and hot-dipped are separately 60 tons)

 16BWG black annealed wire 7kg 8kg 10kg 25kg

Drawing

Galvanized wire's first stage is 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 offered energy by a electromotor.

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

 16BWG black annealed wire 7kg 8kg 10kg 25kg

Annealing

Galvanized wire's second stage is anneal.

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.

 16BWG black annealed wire 7kg 8kg 10kg 25kg

Chlorhydric acid washing 

Galvanized wire's third stage is chlorhydric acid washing.

after the draw and anneal, the wire is thinner, softer but also much more dirty. It needs chlorhydric acid washing to remove the impurities.

Chlorhydric acid washing requires water pool and chlorhydric acid pool. the density of chlorhydric acid is 17%. In the Chlorhydric acid pool,

There is a caldron used for the emission of vapor.]
16BWG black annealed wire 7kg 8kg 10kg 25kg