Порошковая проволока марки ВЕЛТЕК-Н420.02 (ООО «ТМ.ВЕЛТЕК»). ТУУ 28.7-31749248-006-2003

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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
О	1,6-3,2	-
G	1,6-2,0	С1 (100% СО₂), М21 (18% СО₂ + 82% Ar)
S	1,6-4,0	АН-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 bead	good
Separation of Slag	good
Deposition Rate, kg/h	5-12
Addiction Weld metal Cracking	low
Consumption per 1 kg of wire Weld metal, kg	1.05-1.2
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), %

C	Mn	Si	Cr	Ni	Mo	S	P
0.15	1.0	0.7	12.0	1.0	0.7	<0.03	<0.03

Welding Alloys Analog

Brand of the wire	Distance, %	virobnik	C	Mn	Si	Cr	Ni	Mo	V	Nb	W	Al	Cu	S	P	N
CHROMECORE 414 MM (44)	1.27	Welding Alloys	0,15	1,2	0,5	12,3	2,2	1,20	0,20	0,10
CHROMECORE 414 COILER (45)	1.42	Welding Alloys	0,30	1,0	0,7	12	2,0	0,60			0,30
CHROMECORE 410 (46)	2	Welding Alloys	0,07	0,6	0,2	13
CHROMECORE 420 (47)	2	Welding Alloys	0,30	0,8	0,6	13
ROBOFIL B P91 (75)	2.21	Welding Alloys	0.12	0.7	0.3	10	0.3	1	0.23	0.06		0.002	0.05	0.005	0.007	0.05

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
2,8	S	240 - 360	28 - 32	18 - 23
3,0	O	260 - 400	26 - 30	18 - 23
3,0	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)
	Cardboard barrel			Hank in the corrugation box	Metallic barrel	Frame drum (B)	Coil (S), (BS)
	To 100 kg	To 150 kg	To 300 kg	To 30 kg	To 70 kg	To 25 kg	To 15 kg
2.0	X	X	X	X	X	X	X
2.4	X	X	X	X	X	X	X
2.8	X	X	X	X	X	X
3.0	X	X	X	X	X	X
3.2	X	X	X	X	X	X
3.6	X	X	X	X	X	X

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