If the DIN 2615 Carbon Steel Reducing Tee is a butt weld pipe, the weld transverse bend test shall be carried out. After the bending test, there shall be no cracks of more than 3.18mm in the weld, the heat affected zone and the base metal. The crack originating from the edge of the specimen shall have a length of not more than 6.35mm in any direction.
DIN2615 Butt Welded reducing tee Specifications
Straight Tee
Reducing Tee
Cross
Nominal Diameter
Outside Diameter
Center to End
D1
D2
DN
NPS
Series A
Series B
Series A
Series B
C
M
151515
1/21/21/2
21.3
18
21.3
18
25
25
151510
1/21/23/8
21.3
18
17.3
14
25
25
15158
1/21/21/4
21.3
18
13.7
10
25
25
202020
3/43/43/4
26.9
25
26.9
25
29
29
202015
3/43/41/2
26.9
25
21.3
18
29
29
202010
3/43/43/8
26.9
25
17.3
14
29
29
252525
111
33.7
32
33.7
32
38
38
252520
113/4
33.7
32
26.9
25
38
38
252515
111/2
33.7
32
21.3
18
38
38
323232
1.1/41.1/41.1/4
42.4
38
42.4
38
48
48
323225
1.1/41.1/41
42.4
38
33.7
32
48
48
323220
1.1/41.1/43/4
42.4
38
26.9
25
48
48
323215
1.1/41.1/41/2
42.4
38
21.3
18
48
48
404040
1.1/21.1/21.1/2
48.3
45
48.3
45
57
57
404032
1.1/21.1/21.1/4
48.3
45
42.4
38
57
57
404025
1.1/21.1/21
48.3
45
33.7
32
57
57
404020
1.1/21.1/23/4
48.3
45
26.9
25
57
57
404015
1.1/21.1/21/2
48.3
45
21.3
18
57
57
505050
222
60.3
57
60.3
57
64
64
505040
221.1/2
60.3
57
48.3
45
64
60
505032
221.1/4
60.3
57
42.4
38
64
57
505025
221
60.3
57
33.7
32
64
51
505020
223/4
60.3
57
26.9
25
64
44
656565
2.1/22/1/22.1/2
73.0
76
73.0
76
76
76
656550
2.1/22/1/22
73.0
76
60.3
57
76
70
656540
2.1/22/1/21.1/2
73.0
76
48.3
45
76
67
656532
2.1/22/1/21.1/4
73.0
76
42.4
38
76
64
656525
2.1/22/1/21
73.0
76
33.7
32
76
57
808080
333
88.9
89
88.9
89
86
86
808065
332.1/2
88.9
89
73.0
76
86
83
808050
332
88.9
89
60.3
57
86
76
808040
331.1/2
88.9
89
48.3
45
86
73
808032
331.1/4
88.9
89
42.4
38
86
70
909090
3.1/23.1/23.1/2
101.6
-
101.6
-
95
95
909080
3.1/23.1/23
101.6
-
88.9
89
95
92
909065
3.1/23.1/22.1/2
101.6
-
73.0
76
95
89
909050
3.1/23.1/22
101.6
-
60.3
57
95
83
909040
3.1/23.1/21.1/2
101.6
-
48.3
45
95
79
100100100
444
114.3
108
114.3
108
105
105
10010090
443.1/2
114.3
108
101.6
-
105
102
10010080
443
114.3
108
88.9
89
105
98
10010065
442.1/2
114.3
108
73.0
76
105
95
10010050
442
114.3
108
60.3
57
105
89
10010040
441.1/2
114.3
108
48.3
45
105
86
125125125
555
141.3
133
141.3
133
124
124
125125100
554
141.3
133
114.3
108
124
117
12512590
553.1/2
141.3
-
101.6
-
124
114
12512580
553
141.3
133
88.9
89
124
111
12512565
552.1.2
141.3
133
73.0
76
124
108
12512550
552
141.3
133
60.3
57
124
105
150150150
666
168.3
159
168.3
159
143
143
150150125
665
168.3
159
141.3
133
143
137
150150100
664
168.3
159
114.3
108
143
130
15015090
663.1/2
1, 68.3
-
101.6
-
143
127
15015080
663
168.3
159
88.9
89
143
124
15015065
662.1/2
168.3
159
73.0
76
143
121
200200200
888
219.1
219
219.1
219
178
178
200200150
886
219.1
219
168.3
159
178
168
200200125
885
219.1
219
141.4
133
178
162
200200100
884
219.1
219
114.3
108
178
156
20020090
883.1/2
219.1
-
101.6
-
178
152
250250250
101010
273.0
273
273.0
273
216
216
250250200
10108
273.0
273
219.1
219
216
203
250250150
10106
273.0
273
168.3
159
216
194
250250125
10105
273.0
273
141.3
133
216
191
250250100
10104
273.0
273
114.3
108
216
184
300300300
121212
323.9
325
323.9
325
254
254
300300250
121210
323.9
325
273.0
273
254
241
300300200
12128
323.9
325
219.1
219
254
229
300300150
12126
323.9
325
168.3
159
254
219
300300125
12125
323.9
325
141.3
133
254
216
350350350
141414
355.6
377
355.6
377
279
279
350350300
141412
355.6
377
323.9
325
279
270
350350250
141410
355.6
377
273.0
273
279
257
350350200
14148
355.6
377
219.1
219
279
248
350350150
14146
355.6
377
168.3
159
279
238
400400400
161616
406.4
426
406.4
426
305
305
400400350
161614
406.4
426
355.6
377
305
305
400400300
161612
406.4
426
323.9
325
305
295
400400250
161610
406.4
426
273.0
273
305
283
400400200
16168
406.4
426
219.1
219
305
273
400400150
16166
406.4
426
168.3
159
305
264
450450450
181818
457
480
457
480
343
343
450450400
181816
457
480
406.4
426
343
330
450450350
181814
457
480
355.6
377
343
330
450450300
181812
457
480
323.9
325
343
321
450450250
181810
457
480
273.0
273
343
308
450450200
18188
457
480
219.1
219
343
298
500500500
202020
508
530
508
530
381
381
500500450
202020
508
530
457
480
381
368
500500400
202020
508
530
406.4
426
381
356
500500350
202020
508
530
355.6
377
381
356
500500300
202020
508
530
323.9
325
381
346
500500250
202020
508
530
273.0
273
381
333
500500200
202020
508
530
219.1
219
381
324
550550550
222222
559
-
559
-
419
419
550550500
222220
559
-
508
-
419
406
550550450
222218
559
-
457
-
419
394
550550400
222216
559
-
406.4
-
419
381
550550350
222214
559
-
355.6
-
419
381
550550300
222212
559
-
323.9
-
419
371
550550250
222210
559
-
273.0
-
419
359
600600600
242424
610
630
610
630
432
432
600600550
242422
610
-
559
-
432
432
600600500
242420
610
630
508
530
432
432
600600450
242418
610
630
457
480
432
419
600600400
242416
610
630
406.4
426
432
406
600600350
242414
610
630
355.6
377
432
406
600600300
242412
610
630
323.9
325
432
397
600600250
242410
610
630
273.0
273
432
384
650650650
262626
660
-
660
-
495
495
650650600
262624
660
-
610
-
495
483
650650550
262622
660
-
559
-
495
470
650650500
262620
660
-
508
-
495
457
650650450
262618
660
-
457
-
495
444
650650400
262616
660
-
406.4
-
495
432
650650350
262614
660
-
355.6
-
495
432
650650300
262612
660
-
323.9
-
495
422
700700700
282828
711
720
711
720
521
521
700700650
282826
711
-
660
-
521
521
700700600
282824
711
720
610
630
521
508
700700550
282822
711
-
559
-
521
495
700700500
282820
711
720
508
529
521
483
700700450
282818
711
720
457
478
521
470
700700400
282816
711
720
406.4
426
521
457
700700350
282814
711
720
355.6
377
521
457
700700300
282812
711
720
323.9
325
521
448
750750750
303030
762
-
762
-
559
559
750750700
303028
762
-
711
-
559
546
750750650
303026
762
-
660
-
559
546
750750600
303024
762
-
610
-
559
533
750750550
303022
762
-
559
-
559
521
750750500
303020
762
-
508
-
559
508
750750450
303018
762
-
457
-
559
495
750750400
303016
762
-
406.4
-
559
483
750750350
303014
762
-
355.6
-
559
483
750750300
303012
762
-
323.9
-
559
473
750750250
303010
762
-
273.0
-
559
460
800800800
323232
813
820
813
820
597
597
800800750
323230
813
-
762
-
597
584
800800700
323228
813
820
711
720
597
572
800800650
323226
813
-
660
-
597
572
800800600
323224
813
820
610
630
597
559
800800550
323222
813
-
559
-
597
546
800800500
323220
813
820
508
529
597
533
800800450
323218
813
820
457
478
597
521
800800400
323216
813
820
406.4
426
597
508
800800350
323214
813
820
355.6
377
597
508
850850850
343434
864
-
864
-
635
635
850850800
343432
864
-
813
-
635
622
850850750
343430
864
-
762
-
635
610
850850700
343428
864
-
711
-
635
597
850850650
343426
864
-
660
-
635
597
850850600
343424
864
-
610
-
635
584
850850550
343422
864
-
559
-
635
572
850850500
343420
864
-
508
-
635
559
850850450
343418
864
-
457
-
635
546
850850400
343416
864
-
406.4
-
635
533
900900900
363636
914
920
914
920
673
673
900900850
363634
914
-
864
-
673
660
900900800
363632
914
920
813
820
673
648
900900750
363630
914
-
762
-
673
635
900900700
363628
914
920
711
720
673
622
900900650
363626
914
-
660
-
673
622
900900600
363624
914
-
610
-
673
610
900900550
363622
914
-
559
-
673
597
900900500
363620
914
920
508
529
673
584
900900450
363618
914
920
457
478
673
572
900900400
363616
914
920
406.4
426
673
559
High-quality products
Reducing Tee: branch pipe outside diameter is different with main pipe outside diameters.Carbon steel reducing tee used for the piping system connection. Also known as pipe tee , straight tee or tee fitting,steel tees, a branch in the the main pipe.There are T-shaped and Y-shaped, equal tee and reducing tee, collect three branch pipe to the main pipe. The main role of the tee is to change the direction of flow.
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