China Factory Supply Black Wire / Iron Black Wire / Annealed Black Wire
China Alibaba Factory Supply Black Wire / Iron Black Wire / Annealed Black Wire
1. Material of Black Wire:
using high quality low carbon steel wire - Q195/235
Chemical Composition
Type |
Grade |
Chemical Composition(&) |
||||
C |
Mn |
Si |
S |
P |
||
≤ | ||||||
Q195 |
1 |
0.06-0.12 |
0.25-0.50 |
0.30 |
0.050 |
0.045 |
Type |
Q235 |
Standard NO. |
GB 700-88 |
||||||||
|
Chemical Composition% |
C |
Mn |
Si |
S |
P |
Cr |
Ni |
Cu |
|||
0.14-0.22 |
0.30-0.60 |
0.30 |
0.050 |
0.045 |
0.30 |
0.30 |
0.30 |
||||
Shape |
Ingot,blank,profile,bar,plate,tube,strip line |
||||||||||
Specification |
Tensile strength(Mpa) |
Yield strength(Mpa) |
Elongation rate(%) |
||||||||
375-460 |
185-235 |
21-26 as varied sizes |
|||||||||
2. Wire Annealed of Black Wire:
Annealing(wire goes through the high temperature, improve T/S, make the wire softer for binding uses)
3. Specifications of Black Wire:
-Wire diameter: 0.7mm-4.0mm
-Yield strength: 195-235Mpa
-Tensile strength: 295-540 Mpa or 350-680 N/MM2
-Elongation rate: 18-25%
4. Packaging of Black Wire:
Weight of coil/roll: 200kg, 100kg, 50kg, 25kg, 10kg, 2-8kg
Packaging: Plastic film inside, Hessian or woven bag outside or as requirements
5. Container Loading of Black Wire: (Generally, we load the goods in bulk; also, we can packing them in wooden pallets)

6. Other picture about our factory
The warehouse of Black Wire
The packaging room of Black Wire

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