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technical product sheet
short name: KB.*torispherical head DIN 28011
Art.-Nr.Reiheh1HsDDN
KB-051-020
KB-048-040
KB-048-030
KB-048-025
KB-048-020
KB-046-030
KB-044-020
KB-041-015
KB-040-020
KB-042-030
KB-042-025
KB-042-020
KB-038-030
KB-038-020
KB-038-015
KB-036-020
KB-035-020
KB-033-030
KB-033-025
KB-033-020
KB-030-020
KB-029-015
KB-028-025
KB-028-020
KB-026-030
KB-026-025
KB-026-020
KB-025-020
KB-025-015
KB-023-020
KB-023-015
KB-022-015
KB-021-030
KB-021-025
KB-021-020
KB-019-015
KB-018-015
div.
ISO
ISO
ISO
ISO
Metric
DIN
11852
11852
ISO
ISO
ISO
DIN
DIN
DIN
Metric
Metric
ISO
ISO
ISO
DIN
11852
11852
11852
ISO
ISO
ISO
DIN
DIN
Metric
Metric
11852
ISO
ISO
ISO
11852
Metric
9
16
12
11
12
11
7
8
10
9
11
10
11
11
12
7
7
12
12
6
11
11
9
8
11
11
12
9
8
7
8
7
8
10
10
9
9
18,0
28,0
20,0
22,0
20,0
22,0
15,0
17,0
17,0
21,0
21,0
17,0
19,0
18,0
19,0
15,0
15,0
20,0
20,0
13,0
18,0
17,0
16,0
15,0
18,0
18,0
16,0
15,0
12,0
13,0
13,0
12,0
14,0
15,0
13,0
13,0
11,0
2,0
4,0
3,0
2,5
2,0
3,0
2,0
1,5
2,0
3,0
2,5
2,0
3,0
2,0
1,5
2,0
2,0
3,0
2,5
2,0
2,0
1,5
2,5
2,0
3,0
2,5
2,0
2,0
1,5
2,0
1,5
1,5
3,0
2,5
2,0
1,5
1,5
51,0
48,3
48,3
48,3
48,3
46,0
44,5
41,0
40,0
42,4
42,4
42,4
38,0
38,0
38,0
36,0
35,0
33,7
33,7
33,7
30,0
29,0
28,0
28,0
26,9
26,9
26,9
25,0
25,0
23,0
23,0
22,0
21,3
21,3
21,3
19,0
18,0
50
40
40
40
40
40
40
40
40
32
32
32
32
32
32
32
32
25
25
25
25
25
25
25
20
20
20
20
20
20
20
20
15
15
15
15
15
1/4created 06.10.2020 08:10
Art.-Nr.Reiheh1HsDDN
KB-204-020
KB-193-040
KB-193-030
KB-193-020
KB-168-040
KB-168-030
KB-168-Z20
KB-168-020
KB-159-040
KB-159-030
KB-159-020
KB-156-030
KB-154-020
KB-139-040
KB-139-030
KB-139-025
KB-139-020
KB-133-040
KB-133-030
KB-133-020
KB-129-020
KB-114-040
KB-114-030
KB-114-Z30
KB-114-025
KB-114-020
KB-108-030
KB-108-020
KB-106-030
KB-104-020
KB-101-030
KB-101-020
KB-088-040
KB-088-030
KB-088-025
KB-088-020
KB-085-020
KB-084-020
KB-080-030
KB-080-020
KB-076-030
KB-076-025
KB-076-020
KB-070-020
KB-064-020
KB-063-020
KB-060-050
KB-060-040
KB-060-030
KB-060-025
KB-060-020
KB-057-030
KB-057-020
KB-056-030
KB-054-020
KB-054-020
KB-053-015
KB-052-020
Metric
ISO
ISO
ISO
ISO
ISO
ISO
ISO
DIN
DIN
DIN
Metric
Metric
ISO
ISO
ISO
ISO
DIN
DIN
DIN
Metric
ISO
ISO
ISO
ISO
ISO
DIN
DIN
Metric
Metric
div.
div.
ISO
ISO
ISO
ISO
11852
Metric
div.
div.
ISO
ISO
ISO
11852
Metric
div.
ISO
ISO
ISO
ISO
ISO
DIN
DIN
Metric
Metric
Metric
11852
11852
8
19
20
18
20
20
20
20
21
11
20
20
11
21
10
20
9
23
22
22
10
20
10
7
21
7
20
20
13
11
20
13
20
15
20
13
9
9
12
12
14
9
12
7
9
5
18
15
10
10
8
12
11
13
7
7
7
7
47,0
59,0
59,0
57,0
55,0
54,0
54,0
54,0
54,0
54,0
52,0
52,0
40,0
50,0
39,0
48,0
35,0
51,0
43,0
49,0
34,0
44,0
31,0
31,0
44,0
28,0
43,0
42,0
32,0
30,0
41,0
32,0
39,0
31,0
39,0
29,0
27,0
22,0
29,0
29,0
27,0
25,0
26,0
20,0
22,0
18,0
32,0
29,0
20,0
23,0
19,0
25,0
23,0
25,0
23,0
17,0
18,0
18,0
2,0
4,0
3,0
2,0
4,0
3,0
2,0
2,0
4,0
3,0
2,0
3,0
2,0
4,0
3,0
2,5
2,0
4,0
3,0
2,0
2,0
4,0
3,0
3,0
2,5
2,0
3,0
2,0
3,0
2,0
3,0
2,0
4,0
3,0
2,5
2,0
2,0
2,0
3,0
2,0
3,0
2,5
2,0
2,0
2,0
2,0
5,0
4,0
3,0
2,5
2,0
3,0
2,0
3,0
2,0
2,0
1,5
2,0
204,0
193,7
193,7
193,7
168,3
168,3
168,3
168,3
159,0
159,0
159,0
156,0
154,0
139,7
139,7
139,7
139,7
133,0
133,0
133,0
129,0
114,3
114,3
114,3
114,3
114,3
108,0
108,0
106,0
104,0
101,6
101,6
88,9
88,9
88,9
88,9
85,0
84,0
80,0
80,0
76,1
76,1
76,1
70,0
64,0
63,5
60,3
60,3
60,3
60,3
60,3
57,0
57,0
56,0
54,0
54,0
53,0
52,0
200
175
175
175
150
150
150
150
150
150
150
150
150
125
125
125
125
125
125
125
125
100
100
100
100
100
100
100
100
100
100
100
80
80
80
80
80
80
80
80
65
65
65
65
65
65
50
50
50
50
50
50
50
50
50
50
50
50
2/4created 06.10.2020 08:10
Art.-Nr.Reiheh1HsDDN
KB-609-040
KB-508-030
KB-506-030
KB-456-030
KB-406-050
KB-406-040
KB-406-030
KB-400-030
KB-355-050
KB-355-030
KB-323-050
KB-323-040
KB-323-030
KB-306-030
KB-304-020
KB-273-050
KB-273-040
KB-273-030
KB-256-030
KB-254-020
KB-254-020
KB-244-040
KB-219-040
KB-219-030
KB-219-020
KB-219-020
KB-206-030
ISO
ISO
Metric
Metric
ISO
ISO
ISO
div.
ISO
ISO
ISO
ISO
ISO
Metric
Metric
ISO
ISO
ISO
Metric
Metric
Metric
div.
ISO
ISO
ISO
ISO
Metric
15
15
11
12
18
14
15
16
17
17
20
19
20
20
20
19
19
20
22
20
7
21
20
20
20
13
13
135,0
120,0
108,0
99,0
100,0
100,0
100,0
95,0
89,0
87,0
85,0
85,0
84,0
81,0
80,0
75,0
75,0
74,0
71,0
70,0
70,0
70,0
65,0
64,0
63,0
63,0
54,0
4,0
3,0
3,0
3,0
5,0
4,0
3,0
3,0
5,0
3,0
5,0
4,0
3,0
3,0
2,0
5,0
4,0
3,0
3,0
2,0
2,0
4,0
4,0
3,0
2,0
2,0
3,0
609,6
508,0
506,0
456,0
406,4
406,4
406,4
400,0
355,6
355,6
323,9
323,9
323,9
306,0
304,0
273,0
273,0
273,0
256,0
254,0
254,0
244,5
219,1
219,1
219,1
219,1
206,0
600
500
500
450
400
400
400
400
350
350
300
300
300
300
300
250
250
250
250
250
250
250
200
200
200
200
200
Butt welding fittings › caps and heads › DIN 28011
available material: 1.4301, 1.4307, 1.4404, 1.4541, 1.4571
3/4created 06.10.2020 08:10
Form VI (V-seam internal, 30°)
Form VA (V-seam external, 30°)
Form I (plan)
Form R (roh)
Edge forms
● under dimension: 0
● upper dimension: + 0.015 * Da or 10 mm (the relevant higher value is admissible)
Limit deviations for innner height h3
Tolerances
h: Height | r: Radius | Da: outside-Ø | s: Wall thickness | V: Volume | Aa/ Ai: outer/ inner surface
Ai ~ 0,99 * (Da - 2 * s)2 without border height h1
Aa ~ 0,99 * Da2 without border height h1
V ~ 0,1 * (Da-2 * s)3 without border height h1
h3 = h1 + h2
h2 = 0,1935 * Da - 0,455 * s
h1 >= 3,5 * s
Da = Do = D
r2 = 0,1 * Da
r1 = Da
Specification
of Da ≤ 4000 mm and nominal wall thickness of s ≤ 50 mm.
DIN 28011 applies for one-piece heads with and without welding seam with an external diameter
DIN 28011
created 06.10.2020 08:10 4/4
