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EA - 981/15

WELDING ELECTRODES EA - 981/15 (diameter 3; 4; 5 mm)

CLASSIFICATION: E-09H15N25M6G2F according to GOST 10052-75

LEGEND:E-09H15N25M6G2F -EA-981/15-d-LD
                                      E-000-B20

TECHNICAL REQUIREMENTS:GOST 9466-75GOST 10052-75; TU BY 100034500.056-2015

COATING: main

PURPOSE:

Electrodes brands EA-981/15 are intended for manual arc welding of austenitic steels, welding edges and anti-corrosion coatings for pearlitic steel in the manufacture of components and designs products marine engineering and nuclear facilities. In all spatial positions except the vertical downward direct current reverse polarity.

CHARACTERISTICS Electrodes:

deposition rate - 10,0-12,0 g / Ah.

Deposition rate (for a diameter of 4.0 mm) - 1.5-1.7 kg / hr.

Electrode consumption per 1 kg of deposited metal - 1,8 kg.

TECHNOLOGICAL FEATURES electrode welding EA 981/15

Welding is carried out in a short length of the arc.

Calcination before welding: 340-380 ° C; 1 h.

Chemical composition of welded metal,%

Carbon

Silicon

Manganese

Chromium

Nickel

Vanadium

Molybdenum

Nitrogen

Sulfur

Phosphorus

0.06-0.12

0.70

1.5-3.0

13,5-17,0

22,0-27,0

0.9-1.6

4.5-7.0

0,08-0,20

No more

0,018

0,018

TYPICAL Mechanical properties of the weld metal (at least)

View of t / o

Test Temperature, ° C

Tensile strength, MPa

Yield strength, MPa

Rel. Elongation,%

Rel. Narrowing%

Impact strength, J / cm2

Without t / o

20

690

490

26

45

105

RECOMMENDED WELDING CURRENT AND

Standing, Reverse Polarity

The position of the joints

Diameter, mm

Underwear

vertical

ceiling

3,04,05,0

80-130120-150150-180

70-90100-130130-150

70-90100-130 ---


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