Model

Chemical Composition(%)

Hardness
(HRC)

Property and application

C

Si

Mn

Cr

B

Ni

Mo

Nb

W

V

Fe

HP100

4.5-6

1.5-2.5

0.8-1.5

22-25

0.8-1.2

Trace

Bal

60-65

Single layer hardfacing wire for wear plate.
Apply to erosive wear under low stress and small impact abrasive wear,
fine particles with small energy and small incident angle working condition.
Widely used in wear parts hardfacing manufacturing and repairing for cement and power plant.

HP202

4-5.5

1.5-2.5

0.8-1.5

20-26

0.6-1.0

Trace

Bal

58-63

Single layer hardfacing wire for wear plate.
Apply to roller wear under medium impact and medium stress working condition.
Widely used in wear parts hardfacing manufacturing and repairing for cement, power plant, metallurgy, mining and port.

HP212

3.5-4.5

1-2.5

0.8-1.5

22-30

0.4-0.8

Trace

Bal

58-63

Double layer hardfacing wire for wear plate.
Apply to roller wear under medium impact and medium stress working condition.
Widely used in wear parts hardfacing manufacturing and repairing for cement, power plant, metallurgy, mining and port.

HP222

3.5-4.5

0.5-2

0.5-1.5

22-30

0.3-0.6

Trace

Bal

60-65

Multiple layer hardfacing wire for wear plate.
Apply to roller wear under medium impact and medium stress working condition.
Widely used in wear parts hardfacing manufacturing and repairing for cement, power plant, metallurgy, mining and port.

HP300

4.5-6

1-2.5

0.8-1.5

22-26

0.2-0.4

1-2.5

1-2.5

Bal

58-63

High-temperature hardfacing wire for wear parts.
Apply to high-temperature abrasive wear, the working condition can be up to 600℃.
Widely used in high temperature wear parts hardfacing manufacturing and repairing for metallurgy, coal mining, power plant.

HP308

4.5-6

1-1.5

0.8-1.5

22-25

0.2-0.4

2.0-3.5

2.0-3.5

0.5-1

0.5-1

Bal

58-63

High-temperature hardfacing wire for wear parts.
Apply to high-temperature abrasive wear, the working condition can be up to 800℃.
Widely used in high temperature wear parts hardfacing manufacturing and repairing for metallurgy, coal mining, power plant.

HP310

4.5-6.5

1-2.5

0.8-1.5

23-25

4.5-7

4.5-7.5

1.5-2.5

0.5-1.5

Bal

58-63

High-temperature hardfacing wire for wear parts.
Apply to high-temperature abrasive wear, the working condition can be up to 1000℃.
Widely used in high temperature wear parts hardfacing manufacturing and repairing for metallurgy, coal mining, power plant.

HP601

4.5-6

1-2.5

0.8-1.2

25-27

0.2-0.4

0.2-0.4

Bal

58-64

Coal mill grinding roller and grinding table hardfacing wire.
Widely used in coal mill grinding roller and grinding table hardfacing manufacturing and repairing for metallurgy, power plant.

HP611

4.5-6

0.8-1.5

0.8-1.2

24-26

0.2-0.4

0.2-0.4

1-2.5

Bal

58-64

Coal mill grinding roller and grinding table hardfacing wire.
Widely used in coal mill grinding roller and grinding table hardfacing manufacturing and repairing for metallurgy, power plant.

HP621

4.5-6

0.8-1.5

0.8-1.2

23-25

0.2-0.4

0.2-0.4

1.5-2.5

1.5-2.5

Bal

58-64

Slag mill grinding roller and grinding table hardfacing wire.
Widely used in coal mill grinding roller and grinding table hardfacing manufacturing and repairing for metallurgy,
power plant and the pattern layer hardfacing of roller press.

HP661

4.5-6

0.8-1.5

0.8-1.2

23-26

4.5-7

4.5-7

1.5-2.5

0.5-1.5

Bal

58-62

Slag mill grinding roller and grinding table hardfacing wire.
Widely used in coal mill grinding roller and grinding table hardfacing manufacturing and repairing for metallurgy,
power plant.Effectively resolve grinding roller and table abrasion under semi-coke high temperature working condition.