煤粉、水泥、耐火礦料磨輥堆焊焊絲 %WT
|
元素牌號(hào)
|
熔敷金屬典型成分（Nominal chemical Comb Of Deposited Metal）
|
硬 度（HRC）
|
||||||||
|
C
|
Si
|
Mn
|
Cr
|
Ti
|
Mo
|
V
|
B
|
Nb
|
||
|
DH5Cr26B
|
4.5
5.5 |
0.5
1.5 |
1.5
2.5 |
25.0
28.0 |
|
|
|
≤2.0
|
|
≥56
|
|
DH4Cr26TiNb
|
3.5
5.0 |
≤1.5
|
1.5
2.5 |
25.0
27.0 |
≥0.2
|
|
|
|
≤0.5
|
≥55
|
|
DH5Cr32Ti
|
3.5
5.0 |
≤1.5
|
1.5
2.5 |
30.0
34.0 |
≥0.2
|
|
|
|
|
≥57
|
