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Strip-powder combinations for wear-resistant weld surfacing

NT® Strip-powder combinations for wear-resistant weld surfacing

Brand NT® Strip alloy type
AWS
Material no. Powder   Standard analysis % 1) Hardness of the cladding HRC on steel with Application
C Cr Mo W Sonst. C = 0,16% C = 0,45%
S 1 - BS EL12 1.0320 NT® Flux 800 Strip 1st pass subsequent passes s o.
0,28
0,28

1,5
1,5

-
-
-
-
-
-
-
-
-
25-30
30-35
-
30-35
30-35
Weld surfacing of turbine rotors, roller-table rolls, etc.
CMW - BS H 12 1.2606 NT® Flux 4 CR1 Strip 1st pass subsequent passes 0,27
0,23
0,23
6,6
4,5
6,0
1,6
1,3
1,5
1,7
1,3
1,5
-
-
-
-
45-52
46-54
-
-
-
Weld surfacing of blast furnace cone stoppers and track rollers
410 - BS 410 1.4000 NT® Flux 4 NiMo Strip 1st pass subsequent passes  0,06
0,05
0,03
12,5
10,0
12,3
-
0,4
0,5
-
-
-
-
Ni 2,5
Ni 3,5
-
36-42
36-42
-
-
-
Weld surfacing of continuous casting rollers
A 50 - BS 420 1.4034 NT® Flux 4 CR1 Strip 1st pass subsequent passes 0,43
0,35
0,35
13,5
13,5
14,0
-
-
-
-
-
-
-
-
-
-
52-61
52-61
-
52-61
52-61
Weld-resistant claddings
430 - BS 430 1.4016 NT® Flux 4 CR1 Strip 1st pass subsequent passes  0,08
0,06
0,05
16,5
12,5
14,5
-
-
-
-
-
-
-
-
-
-
35-48
20-30
-
43-51 2)
23-33
Hard facing of tube bottoms with 13%-Cr-steel (AISI 410), Sealing surface cladding on valves
4115 - BS 434 1.4115 NT® Flux 41 BF45 Strip 1st pass subsequent passes 0,22
0,20
0,20
17,5
13,5
14,0
1,1
0,8
1,0
-
-
-
-
-
-
-
49-57
42-50
-
49-57
42-50
Sealing surface cladding on valves and fittings.

1) The values from the standard analysis on the weld metal from the first pass are referred to the cladding of a planar plate of unalloyed steel with 0.2 %°C.
2) Hardness after tempering for 1 h at 650 °C: 230-280 HB.

Forms as delivered: Standard dimensions 60 x 0.5 mm; other strip widths available on request.
Coil dimensions of welding strip: inner diameter of coil: 305 mm; coil weight: 25-50 kg