|
For Hardfacing
|
|
Brand Name
|
Type of covering
|
Equivalent Specification
|
Welding Position
|
Type of Current
|
Chemical Composition of Deposited Wire(%) |
Hardness
of
Deposited Metal
HRC
|
Applications |
|
C
|
Mn
|
Si
|
S
|
P
|
Cr
|
Ni
|
Mo
|
V
|
W
|
Nb
|
Other
elements
|
|
CHR107 |
Low hydrogen
sodium
|
GB EDPMn2-15
|
F, V,
OH, H
|
DC+
|
<=0.20
|
<=3.50
|
- |
- |
- |
-
|
-
|
-
|
-
|
-
|
-
|
-
|
>=22
|
Surfacing and repair
welding of worn parts surface of low carbon, medium carbon and low alloy
steel.
|
CHR112 |
Lime titanium
|
GB EDPCrMo-A1-30
|
F, V,
OH, H
|
AC or DC+
|
<=0.25 |
- |
- |
- |
- |
<=2.00 |
- |
<=1.50 |
-
|
-
|
-
|
<=2.00 |
>=22 |
Surfacing and repair
welding of worn parts surface of low carbon, medium carbon and low alloy
steel.
|
|
CHR127 |
Low hydrogen
sodium
|
GB EDPMn3-15
|
F, V,
OH, H
|
DC+
|
<=0.20
|
<=4.20
|
- |
- |
- |
-
|
- |
-
|
-
|
-
|
-
|
-
|
>=28
|
Surfacing of worn
surface of low and medium carbon steel or low alloy steel.
|
|
CHR132 |
Lime titanium
|
GB EDPCrMo-A2-03
|
F, V,
OH, H
|
AC or DC+
|
<=0.50
|
- |
- |
- |
- |
<=3.00
|
- |
<=1.50
|
-
|
-
|
-
|
-
|
>=30
|
Surfacing and repair
welding of worn surface of low and medium carbon steels or low alloy
steel.
|
|
CHR172 |
Lime titanium
|
GB EDPCrMo-A3-03
|
F, V,
OH, H
|
AC or DC+
|
<=0.50
|
- |
- |
- |
- |
<=2.50
|
- |
<=2.50
|
-
|
-
|
-
|
-
|
>=40
|
Surfacing of worn
parts of gear wheel, mining machinery etc.
|
|
CHR207 |
Low hydrogen
sodium
|
GB EDPCrMnSi-15
|
F, V,
OH, H
|
DC+
|
0.50-1.00
|
<=2.50
|
~1.00
|
- |
- |
<=3.50
|
- |
-
|
-
|
-
|
-
|
<=1.00
|
>=50
|
Surfacing of worn
parts of bulldozer blade propeller etc.
|
|
CHR212 |
Lime titanium
|
GB EDPCrMo-A4-03
|
F, V,
OH, H
|
AC or DC+
|
0.30-0.60
|
- |
-
|
- |
- |
<=5.00
|
- |
<=4.00
|
-
|
-
|
-
|
-
|
>=50
|
One layer and
multi-layer surfacing of worn parts of gear wheel, excavator and
mining machinery etc.
|
|
CHR227 |
Low hydrogen
sodium
|
-
|
F, V,
OH, H
|
DC+
|
<=1.70
|
<=2.00
|
-
|
<=0.035
|
<=0.040
|
3.00-6.00
|
- |
-
|
-
|
1.00-3.50
|
B
>=0.015
|
-
|
>=58
|
Surfacing of worn
parts of excavator.
|
|
CHR237 |
Low hydrogen
sodium
|
GB EDPCrMoV-A1-15
|
F, V,
OH, H
|
DC+
|
0.30-0.60
|
- |
-
|
-
|
-
|
8.00-10.00
|
- |
<=3.00
|
0.50-1.00
|
-
|
-
|
<=4.00
|
>=50
|
Surfacing of silt
worn and atmosphere corrosive hydraulic machinery, excavator and
mining machinery etc.
|
|
CHR256 |
Low hydrogen
potassium
|
AWS
EFeMn-A
GB EDMn-A-16
|
F, V,
OH, H
|
AC or DC+
|
<=1.10
|
11.00-16.00
|
<=1.30
|
-
|
-
|
-
|
- |
-
|
-
|
-
|
-
|
<=5.00
|
HB >= 170
|
Surfacing of
easy-impacted, easy-worn parts of crushers, rails, bulldozers etc.
|
|
CHR266 |
Low hydrogen
potassium
|
AWS
EFeMn-B
GB EDMn-B-16
|
F, V,
OH, H
|
AC or DC+
|
<=1.10
|
11.00-18.00
|
0.30-1.30
|
-
|
-
|
-
|
- |
<=2.50
|
-
|
-
|
-
|
<=1.00
|
HB >= 170
|
Surfacing of
crushers, rails, bulldozers.
|
|
CHR276 |
Low hydrogen
potassium
|
GB
EDCrMn-B-16
|
F, V,
OH, H
|
AC or DC+
|
<=0.80
|
11.00-16.00
|
<=0.80
|
-
|
-
|
13.00-17.00
|
- |
-
|
-
|
-
|
-
|
<=4.00
|
>=20
|
Surfacing of high
manganese steel structures.
|
|
CHR307 |
Low hydrogen
sodium
|
GB EDD-D-15
|
F, V,
OH, H
|
DC+
|
0.70-1.00
|
- |
-
|
<=0.035
|
<=0.040
|
3.80-4.50
|
- |
-
|
1.00-1.50
|
17.00-19.50
|
-
|
<=1.50
|
>=55
|
Surfacing of blade
of semi finished cutting tool made of medium carbon steel, and repair
welding worn cutting tool or other tool.
|
|
CHR322 |
Lime titanium
|
GB EDRCrMoWV-A1-03
|
F, V,
OH, H
|
AC or DC+
|
<=0.50
|
- |
-
|
<=0.035
|
<=0.040
|
<=5.00
|
- |
<=2.50
|
<=1.00
|
7.00-10.00
|
-
|
-
|
>=55
|
Surfacing of blade
of model and cutting, and repair welding of mechanical parts requiring high
function for wear resistance.
|
| CHR326Ni |
Low hydrogen
potassium
|
-
|
F, V,
OH, H
|
AC or DC+
|
<=0.50
|
- |
-
|
-
|
-
|
<=5.00
|
1.30-2.80
|
<=2.50
|
<=1.50
|
6.00-9.00
|
-
|
-
|
>=45
|
Surfacing and repair
welding high resistance parts, such as edges of cut machines, models.
|
|
CHR327 |
Low hydrogen
sodium
|
GB EDRCrMoWV-A1-15
|
F, V,
OH, H
|
DC+
|
<=0.50
|
- |
-
|
<=0.035
|
<=0.040
|
<=5.00
|
- |
<=2.50
|
<=1.00
|
7.00-10.00
|
-
|
-
|
>=55
|
Surfacing of blade
of model and cutting, and repair welding of mechanical parts requiring high
function for wear resistance.
|
|
CHR337 |
Low hydrogen
sodium
|
GB EDRCrW-15
|
F, V,
OH, H
|
DC+
|
0.25-0.55
|
- |
-
|
<=0.035
|
<=0.040
|
2.00-3.50
|
- |
-
|
-
|
7.00-10.00
|
-
|
<=1.00
|
>=48
|
Surfacing of forging
model for cast steel and forge steel, also repair welding of forging
model.
|
|
CHR397 |
Low hydrogen
sodium
|
GB EDRCrMnMo-15
|
F, V,
OH, H
|
DC+
|
<=0.60
|
<=2.50
|
<=1.00
|
<=0.035
|
<=0.040
|
<=2.00
|
- |
<=1.00
|
-
|
-
|
-
|
-
|
>=40
|
Surfacing of cast
steel and heat forging model, also repair welding of forging model.
|
|
CHR502 |
Lime titanium
|
JIS
DF-4A
GB EDCr-A1-3
|
F, V,
OH, H
|
AC or DC+
|
<=0.15
|
- |
-
|
<=0.030
|
<=0.040
|
10.00-16.00
|
- |
-
|
-
|
-
|
-
|
<=2.50
|
>=40
|
Surfacing of axles
and valves made of carbon steel and alloy steel, working temperatures of witch
is below 450oC.
|
|
CHR507 |
Low hydrogen
sodium
|
JIS
DF-4A
GB EDCr-A1-15
|
F, V,
OH, H
|
DC+
|
<=0.15
|
- |
-
|
<=0.030
|
<=0.040
|
10.00-16.00
|
- |
|
-
|
-
|
-
|
<=2.50
|
>=40
|
Surfacing of axles
and valves made of carbon steel and alloy steel, working temperatures of witch
is below 450oC.
|
| CHR507Mo |
Low hydrogen
sodium
|
GB
EDCr-A2-15
|
F, V,
OH, H
|
DC+
|
<=0.20
|
- |
-
|
-
|
-
|
10.00-16.00
|
<=6.00
|
<=2.50
|
-
|
<=2.00
|
-
|
<=2.50
|
>=37
|
Surfacing of valves,
which work temperature should be below 450oC.
|
| CHR507MoNb |
Low hydrogen
sodium
|
-
|
F, V,
OH, H
|
DC+
|
<=0.15
|
- |
-
|
<=0.030
|
<=0.040
|
10.00-16.00
|
- |
<=2.50
|
-
|
-
|
<=0.50
|
<=2.50
|
>=37
|
Surfacing of sealing
surface for middle and low pressure valves working temperatures of witch
is below 450oC.
|
|
CHR512 |
Lime titanium
|
GB EDCr-B-03
|
F, V,
OH, H
|
AC or DC+
|
<=0.25
|
- |
-
|
-
|
-
|
10.00-16.00
|
- |
-
|
-
|
-
|
-
|
<=5.00
|
>=45
|
Surfacing of axles
made of carbon steel and low alloy steel valves, working temperatures of witch
is below 450oC.
|
|
CHR517 |
Low hydrogen
sodium
|
GB
EDCr-B-15
|
F, V,
OH, H
|
DC+
|
<=0.25
|
- |
-
|
- |
- |
10.00-16.00
|
-
|
-
|
- |
-
|
-
|
<= 5.00
|
>=45
|
Surfacing of axles
made of carbon steel and low alloy steel valves, working temperatures of witch
is below 450oC.
|
| CHR547Mo |
Low hydrogen
sodium
|
GB
EDCrNi-B-15
|
F
|
DC+
|
<=0.18
|
0.60-5.00
|
3.80-6.50
|
<=0.030
|
<=0.040
|
14.00-21.00
|
6.50-11-2.00
|
3.50-7.00
|
- |
-
|
0.50-1.20
|
<= 2.50
|
>=37
|
Surfacing and
sealing surface for high pressure valves working temperatures of witch is
below 600oC.
|
| CHR547MoA |
Low hydrogen
sodium
|
GB
EDCrNi-B-15
|
F
|
DC+
|
<=0.18
|
1.00-2.50
|
2.00-3.20
|
<=0.030
|
<=0.040
|
14.00-20.00
|
8.00-12.50
|
3.50-7.00
|
<= 1.50
|
<=2.80
|
0.50-1.20
|
- |
>=37
|
Surfacing and
sealing surface for high pressure valves working temperatures of witch is
below 600oC.
|
|
CHR557 |
Low hydrogen
sodium
|
GB
EDCrNi-B-15
|
F
|
DC+
|
<=0.20
|
2.00-3.00
|
5.00-7.00
|
<=0.030
|
<=0.040
|
18.00-20.00
|
7.00-10.00
|
-
|
-
|
-
|
-
|
- |
>=37
|
Surfacing and
sealing surface for high pressure valves working temperatures of witch is
below 600oC.
|
|
CHR577 |
Low hydrogen
sodium
|
GB
EDCrMn-C-15
JIS DF-ME
|
F
|
DC+
|
<=1.10
|
12.00-18.00
|
<=2.0
|
- |
- |
12.00-18.00
|
<=6.00
|
<=4.00
|
-
|
-
|
-
|
<= 3.00
|
>=28
|
Surfacing and
sealing surface for middle temperature high pressure valves working
temperatures of witch is below 510oC.
|
|
CHR608 |
Graphite
|
GB EDZ-A1-08
|
F, V,
OH, H
|
AC or DC+
|
2.50-4.50
|
-
|
-
|
- |
- |
3.00-5.00
|
-
|
3.00-5.00
|
-
|
-
|
-
|
-
|
>=55
|
Surfacing parts of agricultural
machinery and mining equipments worn and inpacled by grits.
|
| CHR618 |
Graphite
|
- |
F, V,
OH, H
|
AC or DC+
|
<=4.00
|
1.00-2.50
|
-
|
<=0.030
|
<=0.050
|
15.00-25.00
|
-
|
3.00-6.50
|
-
|
-
|
-
|
<=6.00
|
>=48
|
Surfacing parts worn
by grit, air, water at normal and middle temperature.
|
| CHR646 |
Low hydrogen
|
GB
EDZCr-B1-08
|
F
|
AC or DC+
|
1.50-3.50
|
<=1.00
|
-
|
- |
- |
22.00-32.00
|
- |
- |
- |
-
|
- |
<=7.00
|
>=45
|
Surfacing structures
of high temperatures and high temperatures wear resistance corrosion
resistance, such as hydraulic turbine vanes, parts of high pressure pump.
etc.
|
| CHR648 |
Graphite
|
GB
EDZCr-B1-08
|
F
|
AC or DC+
|
1.50-3.50
|
<=1.00
|
-
|
- |
- |
22.00-32.00
|
- |
- |
- |
-
|
- |
<=7.00
|
>=45
|
Surfacing structures
of high temperatures and high temperatures wear resistance corrosion
resistance, such as hydraulic turbine vanes, parts of high pressure pump.
etc.
|
|
CHR678 |
Graphite
|
GB EDZ-B1-08
|
F
|
AC or DC+
|
1.50-2.20
|
-
|
-
|
- |
- |
-
|
- |
- |
- |
8.00-10.00
|
- |
<=1.00
|
>=50
|
Surfacing of parts
for mining machinery and crusher machinery.
|
|
CHR698 |
Graphite
|
GB EDZ-B2-08
|
F
|
AC or DC+
|
<=3.00
|
-
|
-
|
- |
- |
4.00-6.00
|
- |
- |
- |
8.50-14.00
|
- |
<=3.00
|
>=60
|
Surfacing of mining
machinery and mid pump.
|
|
CHR707 |
Low hydrogen
sodium
|
GB EDW-A-15
|
F
|
DC+
|
1.50-3.00
|
<=2.00
|
<=4.0
|
- |
- |
-
|
- |
- |
- |
40.00-50.00
|
- |
Fe
Rem
|
>=60
|
Surfacing of
rock strong wear resisting parts, such as concrete mixer vanes, bulldozer
and vanes, excavator vanes.
|
|
|
|
