Steel Rod & Bar

Hardfacing Electrode Surfacing Welding Rod

    Grade: EDW-A-15/ EDZCr-C-15/ EDZCr-D-15/ EDZ-A1-08

     

    Size: 3.2x350mm/ 4.0x400mm/ 5.0x400mm

     

    Type of Covering: Low hydrogen sodium

Shanghai Metal Corporation is a professional manufacturer and supplier of Hardfacing Electrode Surfacing Welding Rod with high quality and reasonable price.

Hardfacing electrode surfacing welding rod is a special welding material used for surface welding, which improves the performance of workpieces or repairs worn parts by melting a layer of alloy with specific properties, such as wear resistance, corrosion resistance, high temperature resistance, etc. on the surface of the substrate.

If you want to know more about Hardfacing Electrode Surfacing Welding Rod price please feel free to contact us, we will reply you within 24 hours


Technical Information of Hardfacing Electrode Surfacing Welding Rod:

 

Hardfacing electrode surfacing welding rod is a high chromium cast iron surfacing welding electrode with low-hydrogen sodium coating, which adopts DCEP connection method. It has good welding performance with relatively smooth arc, low spatter level, less slag and effortless slag removal ability. The surfacing layer is difficult to be cut even with alloy cutter, so it can only be ground. Metallographic structure is martensite and coarse composite carbide.

 

Hardness of surfacing layer:

Test item

HRC

Example value

60

 

Reference current (DC+)

Welding electrode diameter (mm)

Φ3.2

Φ4.0

Φ5.0

Welding current (A)

90-110

140-160

180-220

 

Test item

C

Mn

Si

Cr

B

Example value

3.25

2.3

1.55

29

0.6

Packaging of Hardfacing electrode surfacing welding rod:

 

Shanghai Metal Corporation Products are packed and labeled according to the regulations and customer's requests. Great care is taken to avoid any damage which might be caused during storage or transportation. In addition, clear labels are tagged on the outside of the packages for easy identification of the product I. D. and quality information.

1)SMC Standard 

2)Customization

 


Precautions:

 

1. Before welding, the welding electrode should be baked at 300-350℃ for 1h.

 

2. The work piece must be preheated at 400-600℃, and the rust and oil stain on the work piece shall be removed before surfacing.

 

3. The length of each surfacing should be within 50 - 70 mm as possible.

 

4. After welding, the work piece should be tempered at 600-700℃ for 1 hour and then cooled slowly, or immediately put into a dry and preheated sand box or grass ash for slow cooling after welding.

 


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