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INTERNATIONAL CLASSIFICATIONS |
DIN 8555: E20-UM-250-CKTZ
EN 14700: E CO 1
FEATURES & APPLICATIONS |
Excellent for repair of turbine blades, valves, forging dies and tools.
- Very smooth arc characteristics.
- Easily controlled molten weldmetal.
- Works equally well on both AC and DC current.
- Available bare as code 1295.
All Weld Metal Analysis (Typical Weight %) |
| C | Si | Mn | Cr | Ni | W | Fe | Co |
| .1 | .9 | 1.1 | 20 | 10.3 | 15.2 | 2.1 | Bal. |
Flux Color: Grey
Typical Mechanical Properties |
Undiluted Weld Metal Maximum Value Up to:
Hardness
Room Temperature 68°F (20°C) Rockwell C25
Elevated Temperature 1100°F (600°C) Rockwell C30
Welding Current & Instructions |
Recommended Current: AC or DC Reverse (+)
| Diameter (mm) |
3/32 (2.5) |
1/8 (3.25) |
5/32 (4.0) |
| Minimum Amperage |
65 |
80 |
100 |
| Maximum Amperage |
85 |
110 |
130 |
Welding Techniques: Preheat massive parts to 570°F (300°C). Minimize amperage during welding.
Welding Positions: Flat, horizontal
Deposition Rates:
| Diameter (mm) |
Length |
Weldmetal/ |
Electrodes |
Arc Time of |
Amperage |
Recovery |
|
3/32 (2.5) |
14″ (350) |
.80 oz. (22g) |
20 (44) |
19 (42) |
75 |
130% |
|
1/8 (3.25) |
14″(350) |
1.2 oz (33g) |
13 (29) |
14 (31) |
95 |
130% |
|
5/32 (4.0) |
14″ (350) |
1.56 oz (44g) |
10 (22) |
11 (24) |
115 |
130% |
APPROXIMATE ELECTRODE PACKAGING & DIMENSIONS |
| Diameter (mm) |
3/32 (2.5) |
1/8 (3.25) |
5/32 (4.0) |
| Length (mm) |
14″ (350) |
14″ (350) |
14″ (350) |
| Electrodes / lb |
18 |
11 |
7 |
| Electrodes / kg |
40 |
25 |
16 |