PP – NGM19S-55
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PP – NGM19S-55
Flux – cored wire for surfacing
The flux – cored wire of PP-NGM19S-55 grade is used for hardening of parts which are exposed to abrasive and hydro-abrasive wear. The method of mechanized and semi-automatic surfacing is used in this case.
The wire is produced according to TU U 23165028-006:2009.
TECHNICAL SPECIFICATION
| Wire core type |
Structure |
Diameter, mm |
Protective atmosphere |
Welding current |
Ïîðîøêîâûé
Powdered |
Òðóá÷àòàÿ
Tubular |
3,0 – 3,2 |
C/Ç |
=+ |
TYPICAL CHEMICAL CONTENT OF SURFACED METAL: 300X15RMT.
HARDNESS OF SURFACED METAL: 56…60HRC.
MELTING PRACTISE
|
Welding current, A |
Welding arc voltage, V |
Speed of surfacing, m/h |
| 3,0 |
280 - 320 |
28 - 32 |
15-20 |
| 3,2 |
320 - 350 |
32 - 36 |
12-18 |
The wire is used for hardening of drilling equipment, crowns of drills and other parts of
the equipment which is used in mining, ore, ore-dressing and processing industries.
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