3.药芯焊带

牌号

规格 mm

堆焊方法

堆焊金属化学成分列值（%）

硬度HRC HB

C

Cr

Ni

Mo

,Mn

Si

Nb

B

HW-SJB2/HW-B2

20X1

埋弧焊

0.5/1.5

5/12

-

1/3

-

-

5/12

-

Si Mo V≤10

HRC 50/62

HW-SJL1/HW-L1

20X1

≤0.25

-

-

≤1.0

≤1.0

≤1.0

-

-

HB200

HB200

HW-SJL2/HW-L2

20X1

≤5.0

2/5

-

0.5/2.5

≤1.0

≤1.0

-

-

-

HB200/300

HW-SJB1/HW-B1

20X1

2/5

18/25

-

-

1/4

-

-

2/5

-

HRC55/60

HW-SJB3/HW-B3

20X1

2/4

-

3/10

1/3

-

-

1/7

1/5

-

HRC60/66

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