Tube-to-tube-sheet weld heads

With tube-to-tubesheet weld heads, it is possible to achieve consistently high-quality, reproducible welding of tubes to tubesheets, with or without additional wire. The tubes to be welded can be flush with the tubesheet, offset, protruding or behind the tubesheet.

RBK 38 S

RBK 38 S Welding Head

The RBK 38 S and the RBK 60 S are our two new tube-to-tubesheet weld heads.

The RBK 38 S is a small, handy water-cooled head for welding tubes to tubesheets up to an ID of 36.7 mm, without additional wire.

Item number
1.3.3703

request

Technical Data:

Tube size range mm \|inch	ID 9.3 – 36.7 mm \| 0.366" – 1.445"
Max. welding current	200 A
Rotation speed	Max. 5 rpm
Weight	5 kg

Package includes:

Weld head
Water-cooled hose package, 6 m
Pull bar B
Gas hood ID 35 mm
0° electrode holder
Transport case

ELECTRODE HOLDER

0° ELECTRODE HOLDER FOR RBK
Item number 1.3.3004

7° ELECTRODE HOLDER FOR RBK
Item number 1.3.3005

MULTI-POSITION ELECTRODE HOLDER FOR AN ELECTRODE Ø OF 1.6 MM
Item number 1.3.3703004

MULTI-POSITION ELECTRODE HOLDER FOR AN ELECTRODE Ø OF 2.4 MM
Item number 1.3.3703003

request

GAS HOOD FOR RBK 38 S

Gas Hood ID 28 mm for RBK 38 S
1.3.3007

Gas Hood ID 35 mm for RBK 38 S
1.3.3006

Gas Hood ID 48 mm for RBK 38 S
1.3.3008

request

PULL BAR SET A

Tube size range 9.3 mm – 16.2 mm
(0.366" – 0.638")

Item number
1.3.3002

request

PULL BAR SET B

Tube size range 16 mm – 36.7 mm
(0.630" – 1.445")

Item number
1.3.3003

request

RBK 38 S spring sleeves

Item number
on request

request

Tube size range ID / Gas hood DI 28 mm

mm	inch	Item number
9,3 – 9,7	0,366 – 0,382	1.3.370493
9,8 – 10,2	0,386 – 0,406	1.3.370498
10,7 – 11,1	0,421 – 0,437	1.3.3704107
11,3 – 11,7	0,445 – 0,461	1.3.3704113
11,8 – 12,2	0,465 – 0,480	1.3.3704118
12,8 – 13,2	0,504 – 0,520	1.3.3704128
13,8 – 14,2	0,543 – 0,559	1.3.3704138
14,0 – 14,4	0,551 – 0,567	1.3.370414
14,6 – 15,0	0,574 – 0,591	1.3.3704146
15,8 – 16,2	0,622 – 0,638	1.3.3704158
16,0 – 16,4	0,630 – 0,646	1.3.370416
16,4 – 16,8	0,646 – 0,661	1.3.3704164
16,8 – 17,2	0,661 – 0,677	1.3.3704168
17,2 – 17,6	0,677 – 0,693	1.3.3704172
17,8 – 18,2	0,701 – 0,717	1.3.3704178
18,4 – 18,8	0,724 – 0,740	1.3.3704184
18,8 – 19,2	0,740 – 0,756	1.3.3704188
19,4 – 19,8	0,764 – 0,780	1.3.3704194
19,8 – 20,2	0,780 – 0,795	1.3.3704198

Tube size range ID / Gas hood DI 35 mm

mm	inch	Item number
20,4 – 20,8	0,803 – 0,819	1.3.3704204
20,8 – 21,2	0,819 – 0,834	1.3.3704208
21,0 – 21,4	0,827 – 0,843	1.3.370421
21,3 – 21,7	0,839 – 0,854	1.3.3704213
21,8 – 22,2	0,858 – 0,874	1.3.3704218
22,3 – 22,7	0,877 – 0,894	1.3.3704223
22,8 – 23,2	0,897 – 0,913	1.3.3704228
23,2 – 23,6	0,913 – 0,929	1.3.3704232
23,4 – 23,8	0,921 – 0,937	1.3.3704234
23,6 – 24,0	0,929 – 0,945	1.3.3704236
23,8 – 24,2	0,937 – 0,952	1.3.3704238
24,3 – 24,7	0,957 – 0,974	1.3.3704243
25,4 – 25,8	1,000 – 1,016	1.3.3704254
25,8 – 26,2	1,016 – 1,031	1.3.3704258
26,4 – 26,8	1,039 – 1,055	1.3.3704264
26,8 – 27,2	1,055 – 1,071	1.3.3704268
27,4 – 27,8	1,079 – 1,094	1.3.3704274
28,4 – 28,8	1,118 – 1,034	1.3.3704284
28,8 – 29,2	1,034 – 1,150	1.3.3704288
29,4 – 29,8	1,157 – 1,173	1.3.3704294
29,8 – 30,2	1,173 – 1,189	1.3.3704298

Tube size range ID / Gas hood DI 48 mm

mm	inch	Item number
30,4 – 30,8	1,197 – 1,213	1.3.3704304
30,8 – 31,2	1,213 – 1,228	1.3.3704308
31,5 – 31,9	1,240 – 1,256	1.3.3704315
33,8 – 34,2	1,331 – 1,346	1.3.3704338
34,8 – 35,2	1,370 – 1,386	1.3.3704348
35,5 – 35,9	1,398 – 1,413	1.3.3704355
35,8 – 36,2	1,409 – 1,425	1.3.3704358
36,3 – 36,7	1,429 – 1,445	1.3.3704368