DH25Cr3MnMoV耐磨堆焊焊絲

牌號元素

熔敷金屬典型成分（Nominal chemical Composition Of Deposited Metal）

硬度（HRC）

C

Si

Mn

P

S

Cr

Ni

Mo

Ti

其它合金

DH530－Cr5

≤0.3

0.5
1.6

0.8
1.8

≤0.030

3.5
6.5

0.10
0.35

≥0.3

15～30

DH530

0.10
0.30

≤0.8

≥1.0

≤0.030

2.0
5.5

≥0.3

過渡層22～32

DH20Cr2Mn3Ti（DH524）

≤0.25

0.5
1.6

1.5
3.5

≤0.030

1.5
3.5

0.10
0.35

≥0.3

過渡層15～30

DH15CrNi2Mo

≤0.25

≤0.8

≤1.5

≤0.030

0.8
1.8

1.5
3.5

0.3
1.2

≥0.5

過渡層15～30

DH540－Cr5

≤0.40

0.5
1.6

0.8
1.8

≤0.030

3.5
6.5

Nb≤0.35

≥0.5

32～42

DH540

0.20
0.40

0.5
1.6

0.8
1. 8

≤0.030

2.0
5.0

Nb≤0.35

≥0.5

30～40

DH543－CrMo

≤0.43

≤1.5

0.8
1.8

≤0.030

3.0
6.0

0.2
0.8

≥0.5

35～48

DH25Cr3MnMoV

≤0.45

≤1.5

1.0
2.0

≤0.030

2.5
3.5

0.8
1.8

V≥0.30

≥0.6

33～48