The specification of this wire posted on the website, its chemical composition, and technological parameters have not yet been approved by the specialists of our company. If you are interested, please contact us.

WELTEC-H420-02

TUU 28.7-31749248.002-2002
(suspended)

EN 14700/ T Fe7

DIN 8555/ MF5-GF-45-RT (suspended)

Welding process:
О – open arc
G – in shielding gas
S – under the flux
Wire diameter, mm Recommended shielding gases and fluxes
О1,6-3,2-
G1,6-2,0С1 (100% СО2), М21 (18% СО2 + 82% Ar)
S1,6-4,0АН-348А, АН-60, АН-20

General characteristics

Порошковая проволока марки ВЕЛТЕК-Н420 предназначена для автоматической и полуавтоматической наплавки открытой дугой (O), в защитных газах (G) и под флюсом (S)

Application

Наплавка запорной арматуры.





Weldability

The Formation of the weld beadgood
Separation of Slaggood
Deposition Rate, kg/h5-12
Addiction Weld metal Crackinglow
Consumption per 1 kg of wire Weld metal, kg1.05-1.2
Weld metal Hardness (HRC for 3rd-4th layer, unless otherwise stated)after surfacing 40-52


Technological features



Properties of the weld metal



Deposit composition (Weld metal), %

CMnSiCrNiMoSP
0.151.00.712.01.00.7<0.03<0.03
_

Welding Alloys Analog

Brand of the wire Distance, % virobnikCMnSiCrNiMoVNbWAlCuSPN
CHROMECORE 414 MM (44)1.27Welding Alloys0,151,20,512,32,21,200,200,10
CHROMECORE 414 COILER (45)1.42Welding Alloys0,301,00,7122,00,600,30
CHROMECORE 420 (47)2Welding Alloys0,300,80,613
CHROMECORE 410 (46)2Welding Alloys0,070,60,213
ROBOFIL B P91 (75)2.21Welding Alloys0.120.70.3100.310.230.060.0020.050.0050.0070.05


Recommended Surfacing Modes

Wire diameter, mm Welding process: Current, A Voltage, V Surfacing rate, m/h Gas consumption l/min
  2,0 O 160 - 260 25 - 28 12 - 18
G 150 - 400 24 - 34 12 - 18 8 - 16
S 160 - 260 25 - 30 12 - 18
  2,4 O 200 - 320 26 - 29 15 - 20
G 180 - 450 25 - 36 15 - 20 10 - 18
S 200 - 300 26 - 31 15 - 20
2,8 O 240 - 360 26 - 30 18 - 23
S 240 - 360 28 - 32 18 - 23
3,0 O 260 - 400 26 - 30 18 - 23
S 260 - 380 29 - 33 18 - 23
3,6 S 320 - 450 30 - 34 20 - 25

Delivery type (More)

Диаметр, мм Cardboard barrel Molded skeins of frameless type Frame drum (B) Coil (S), (BS)
Hank in the corrugation box Metallic barrel
To 100 kg To 150 kg To 300 kg To 30 kg To 70 kg To 25 kg To 15 kg
2.0X X X X X X X
2.4X X X X X X X
2.8X X X X X X
3.0X X X X X X
3.2X X X X X X
3.6X X X X X X

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