1257 – All Position Chrome Carbide

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INTERNATIONAL CLASSIFICATION

AWS/ASME A 5.13 E FeCr-A1

DIN 8555: E10-UM-60-GR

FEATURES & APPLICATIONS

For general overlaying on construction and mining equipment.

  • All position chromium carbide electrode for abrasion and medium impact.
  • Thinner than normal coating allows for ease of use out of position.
  • Molten metal is viscous and easy to control.
  • Slag is self releasing.

 

All Weld Metal Analysis (Typical Weight %)

Microstructure: Austenitic alloy matrix and chromium complex carbides.

Flux Color: Dark Grey

C Mn Si S P Cr Ni Cu Fe
3.2 .14 .60 .02 .02 33 .16 .09 Bal

 

Typical Mechanical Properties

Undiluted Weld Metal Maximum Value Up to:

Hardness Brinell 600, Rockwell C57-59

Wear Co-efficient 1.9%

Welding Current & Instructions

Recommended Current: AC/DC (+)

Diameter (mm)

1/8 (3.25)

5/32 (4.0)

3/16 (5.0)

Minimum Amperage

90

140

180

Maximum Amperage

120

170

220

Welding Techniques: Lay down either stringer or weave beads at low amperages.

Welding Positions: Flat, Horizontal, Vertical up, Overhead

Deposition Rates:

Diameter (mm)

Length (mm)

Weldmetal/ Electrode

Electrodes per lb (kg) of Weldmetal

Arc Time of Deposition min/lb (kg)

Amperage Settings

Recovery Rate

1/8 (3.25)

14″ (350)

.8 oz (25g)

17 (37)

28 (62)

105

135%

5/32 (4.0)

14″(350)

2.2 oz (61g) 8 (17)

21 (46)

155

135%

3/16 (5.0)

14″ (350)

3.2 oz (90g)

6 (13)

16 (35)

200

135%

 

APPROXIMATE ELECTRODE PACKAGING & DIMENSIONS

Diameter (mm)

1/8 (3.25)

5/32 (4.0)

3/16 (5.0)

Length (mm)

14″ (350)

14″ (350)

14″ (350)

Electrodes / lb

11

8

6

Electrodes / kg

24

17

13

 

 

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