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KETTLING connecting elements - U-Bolts DIN 3570 - KETTLING 2025

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U-Bolts DIN 3570
A real all-rounder for fastening!
Round steel U-Bolts from KETTLING make it easy to fasten pipes and round steel bars under all environmental conditions.

Whether in plant construction in the food industry, agriculture, mining or in cooling technology - we also manufacture our stainless steel and steel U-Bolts for you in grade 8.8 without any hardening distortion and with maximum precision.

Thanks to our many years of manufacturing expertise in the field of bending technology, we are able to manufacture our round U-Bolts individually to customer specifications in dimensions from M5 up to M42.

We supply our products in the technical version “ends sheared smooth, uncoupled, thin shaft with rolled thread” by default, but also offer our customers other versions on request.

U-Bolt DIN 3570 Form A
Form A for all nominal widths
Prices see below
U-Bolt DIN 3570 Form B
Form B for nominal widths up to 80 (A 94)
Prices upon request
U-Bolts DIN 3570 Form A
Price € plus VAT/100 Pices
a 1)
Pipe-d1
Pipe-NW
b
Thread d3
Ø d2
e
h1
h2
S235JRC+C
galvanized
V2A
1.4301
AISI304
V4A
1.4401
AISI316
23
21
15
30
M 10
8,9
33
60
26
55,-
182,-
210,-
30
25/26,9
20
40
40
70
28
57,-
187,-
217,-
38
30/33,7
25
48
76
31
63,-
196,-
227,-
46
38/42,4
32
50
56
86
37
66,-
204,-
237,-
52
44,5/48,3
40
62
92
40
69,-
210,-
249,-
64
57/60,3
50
M 12
10,7
76
109
49
120,-
227,-
292,-
82
76,1
65
94
125
57
128,-
252,-
328,-
94
88,9
80
106
138
66
131,-
281,-
359,-
120
108/114,3
100
60
M16
14,6
136
171
-
351,-
669,-
949,-
148
133/139,7
125
164
191
-
386,-
745,-
1.044,-
176
159/168,3
150
192
217
-
565,-
820,-
1.126,-
202
(191)/193,7
175
218
249
-
673,-
889,-
1.172,-
228
216/219,1
200
70
M 20
18,2
248
283
-
906,-
1.500,-
1.954,-
282
257/273
250
302
334
-
1071,-
1.695,-
2.247,-
332
318/323,9
300
352
385
-
1.189,-
1.898,-
2.542,-
378
355,6/368
350
M 24
22
402
435
-
1.858,-
3.257,-
4.527,-
428
406,4/419
400
452
487
-
1.959,-
4.172,-
5.342,-
530
508/521
500
554
589
-
2.654,-
4.645,-
6.068,-
1) Equates approximately to the outside diameter of the corresponding pipe, plus the permissible dimensional deviation. Steel and stainless steel prices are subject to change due to fluctuating steel prices and nickel allocations. The applicable scrap and alloy surcharge will be added. Delivery ex works excluding packaging. Minimum value of goods EUR 100,- net plus VAT. Other dimensions on request.
Quantity Discount
for round U-Bolts according to DIN 3570 Form A with a min. order quantity per dimension:
1 – 99 pieces: net
100 – 249 pieces: 5%
250 – 499 pieces: 10%
ab 500 pieces: 15%

Also available on request with special accessories such as hexagon nuts DIN 934, washers DIN 125 A and spring washers DIN 127.
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