WELDING ELECTRODE EN-60M (diameter 4; 5 mm)
CLASSIFICATION: E-70H3SMT according to GOST 10051-75
LEGEND:E-70H3SMT-EN-60M-Ø-ND
E750 / 61-2-B40
TECHNICAL REQUIREMENTS:GOST 9466-75, TU BY 100034500.058-2015
COATING:main
PURPOSE:
For welding dies, punches and dies of all types of working with heated contact surfaces to a temperature of 400 ° C, as well as wear parts of machine tools. Surfacing in the lower position at a constant current of opposite polarity.
CHARACTERISTICS Electrodes: Hardness of weld metal after heat treatment |
HRC - 53,0 - 61,0 |
Durability dies after welding |
high |
shock resistance |
satisfactory |
Immediately after surfacing |
Abrading |
heat treatment Field |
cutting tool |
arcing |
sustainable |
splashing degree |
moderate |
formation of the joint |
moderate |
Separation of the slag crust |
satisfactory |
deposition rate (in the lower position of the weld) |
8,8-9,0 g / Ah |
deposition rate (electrode diameter 4.0 mm) |
1,7-2,0 kg / h |
Electrode consumption per 1 kg of weld metal |
1.8-1.9 kg |
Chemical composition of deposited metal:
Element content, weight% |
|||||||
Carbon |
Manganese |
Silicon |
Chromium |
Titanium |
Sulfur |
Phosphorus |
Molybdenum |
0.5-0.9 |
0.4-1.0 |
0.8-1.2 |
2,3-3,2 |
0.3 |
<= 0.030 |
<= 0.035 |
0.3-0.7 |
DIRECTIONS FOR USE:
Surfacing steel with a carbon content greater than 0.3%.
In case of exceeding the permissible moisture content in the coating (0.7%) before use further electrodes are calcined at a temperature of 280-300 ° C for 40-60 minutes.
WELDING MODES:
Electrode diameter mm |
Welding current, A |
4 |
120-160 |
5 |
140-200 |
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