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ПП-НГМ21Ф-55 (ПП-Нп40Х7Г3М2Ф2В2)

ПП-НГМ21Ф-55 (ПП-Нп40Х7Г3М2Ф2В2)
ПП-НГМ21Ф-55 (ПП-Нп40Х7Г3М2Ф2В2)
Hardness: HRC 55 - 60
Diameter, mm: 3,0 – 3,6
Protective environment: Flux АН-348; АН-60
Field of application: Submerged surfacing of steel rolls for hot reducing.
Submerged surfacing of steel rolls for hot reducing.
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description:

Логотип NGM_торговый знак.png

SPECIFICATIONS

Design

Diameter, mm

Protective environment

Welding current

Tubular lapped

3,0 – 3,6

Flux АН-348; АН-60

=+



TYPICAL CHEMICAL COMPOSITION of DEPOSITED METAL, %

C

Cr

Mn

Si

Mo

V

W

S

P

0,32 - 0,45 

6,0 - 8,0

2,0 - 3,0

0,3 - 1,0

1,5 - 2,0

1,5 - 2,0

1,5 - 2,0

≤ 0,04

≤ 0,04



MODES OF SURFACING-CORED WIRE

Diameter, mm Iweld, A Uarc, V
3,0 320 - 360 34 - 36
3,2 340 - 380 36 - 38
3,6 350 - 400 38 - 40























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