HFX-EM12K is a carbon structural steel welding wire, an agglomerated fluoride-basic flux suitable for welded joints on high-tensile and fine- grained steels, it can be used with flux F7A4, F7A2, F7A0, F6A4 etc., weld metal has excellent mechanical properties. it shows arc combustion stability, weld appearance is beautiful, slag removal is easy, good crak resistance.
Model No.: HFX-EM12K
Flux contanining: not
Diameter: 1.6mm, 2.0mm, 2.5mm, 3.2mm, 4.0mm
Surface treatment: copper coated
Weight: 15kg, 25kg, 50kg, 250kg etc.
Packing: Plastic inside with carton
Weave bag outside
Application:
High speed welding for carbon steel and lower-strength low alooy steel, welding, submerged arc automatic welding, multi-layer welding of various kinds of structures. Such as boiler, pressure vessel, ship building, offshore structures, machinery, large diameter and heavy wall steel pipe etc..
Chemical composition of wire (%)
Item |
C |
Mn |
Si |
S |
P |
Cr |
Ni |
Cu |
Standard value |
0.05-0.15 |
0.80-1.25 |
0.10-0.35 |
≤0.03 |
≤0.03 |
0.020 |
≤0.30 |
≤0.35 |
Sample value |
0.08 |
1.05 |
0.220 |
0.010 |
0.015 |
0.018 |
0.010 |
0.110 |
Typical mechanical properties of deposited metal
Item |
Tensile Strength
Rm(Mpa) |
Yield Strength
Rel or Rp0.2(Mpa) |
Elongation
(%) |
AKV Impact value
(J)(-20°C) |
Standard value |
480~650 |
≥400 |
≥22 |
≥27 |
Sample value |
543 |
451 |
28 |
82 |
NOTICE:
1. Dry the flux at 350~400°C for1-2 hours before use, completely remove rust,oil and dirt from the groove surface prior to welding.
2. Before welding, rust, water and impurities are to be removed from the welded surfaces of workplaces.
Application
Our services
1. Free sample is available
2. OEM service is available
3. High quality and professional service.
4. Much more competitive price.
5. On-time delivery
FAQ
1. Can you provide free sample for quality testing?
-Yes, we can provide few quantity on free base.
2. Do you accept small order ?
-Yes.
3. Do you accept OEM ?
- Yes, we accept OEM packing on FCL base.
4. Do you accept mix items in one container ?
- Yes.
5. Do you have inspection procedures for product?
- Yes, we have Mill Test Report with each shipment