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NIAT -1

WELDING ELECTRODES NIAT -1 (diameter 3; 4; 5 mm)

CLASSIFICATION: E-08H17N8M2 according to GOST 10052-75

LEGEND: E-08H17N8M2-NIAT-1 / 04H19N9-Ø-Sun
                                E-2005 BR20

TECHNICAL REQUIREMENTS: GOST 9466-75, GOST 10052, TU BY 100034500.076-2017

COATING:main

PURPOSE:

Welding of important equipment made of various steels austenitic grades such as 08H18N10, 12X18H10T, 10X17H13M2T, and similar brands. Produced direct current welding of reverse polarity, in all spatial positions except vertically downwards.

CHARACTERISTICS Electrodes:

deposition rate

11.0-12.0 g / Ah

deposition rate (electrode diameter 4.0 mm)

1.6 kg / h

Typical mechanical properties of weld metal and weld metal

Sre Ultimate, MPa

Elongation d5,%

The An Impact strength, J / cm2

Ferrite phase,%

640

42

130

4.9

Chemical composition of welded metal,%

Carbon

Manganese

Nickel

Molybdenum

Silicon

Chromium

Sulfur

Phosphorus

0,05-0,12

0.8-2.0

7,20-10,0

1.40 - 2.50

1.1

15,5-19,50

No more than 0,020

No more than 0,030

SPECIAL FEATURES

It provides the weld material resistant to the ICC without provoking leave. Resistant against hot cracking.

TECHNOLOGICAL FEATURES WELDING

RECOMMENDED CURRENT VALUE (A)

Electrode diameter mm

joint position

Underwear

vertical

ceiling

3.0 4.0 5.0

90-110100-150

140-180

80-100 100-140 130-150

80-100 100-140

The electrodes are most effective when welding thin sheet metal. Calcination before welding - 190-210S- 1 hr.

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