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E N G L I S H
BENDING TUBE INSTRUCTIONS
Bending at different angles
3°
30°
∝
M
3,855
2
Example: Considering H = 300 * ∝ = 15
∅ Pipe
15°
30°
½"
-
3,175
¾"
1,588
4,762
1"
1,588
6,35
1¼"
3,175
6,35
1½"
3,175
7,938
2"
4,762
9,525
2½"
4,76
11,11
3"
6,35
14,28
CORRECTIONS FACTORS
∅
60°
45°
Pipe
M
F
M
½"
9,525
¾"
11,112
1"
15,875
1¼"
22,22
1½" 1,155 23,812 1,415
2"
25,4
2½"
31,750
3"
33,338
Example: Considering
H = 1016 ∝ = 60° and pipe to 1½"
B = (1016 * 1,155 ) - 23,812 = 1149,66
SPECIFICATIONS TO BENDING TUBE TABLE
STEELTUBES; MEDIUM-WEIGHT SUITABLE FOR SCREWING
Size
External Diameter
1/8"
1/4"
3/8"
1/2"
3/4"
1"
1 1/4"
1 1/2"
2"
2 1/2"
3"
6
45°
60°
D = H*M
1,416
1,156
S
R
45°
60°
6,35
11,12
83
7,938
14,288
114
11,112
19,05
146
12,7
22,25
184
15,875
25,4
210
17,462 30,162
241
20,63
34,92
290
25,4
42,86
350
30°
15°
F
M
F
M
F
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
3,86
0
0
0
0
0
0
0
0
0
0
DIN-2440
Wall thickness
10,2
13,5
17,2
21,3
26,9
33,7
42,4
48,3
60,3
76,1
88,9
Bending at 90°
∅ Pipe
½"
¾"
1"
1¼"
L
1½"
191
2"
223
2½"
261
3"
305
Example: To archieve H=200 measure with 1/2" pipe, the
337
bending point should be H - S (200 - 29 = 171)
381
475
520
Bending at 180°
L
min.
191
∅ Pipe
223
½"
261
¾"
305
1"
337
1¼"
381
1½"
2"
475
2½"
520
3"
Make the bending in three steps, each one of 60° and
following the order shown in the drawing.
STEELTUBES; HEAVY-WEIGHT SUITABLE FOR SCREWING
External Diameter
2
2,35
2,35
2,65
2,65
3,25
3,25
3,25
3,65
3,65
4,05
S
R
29
83
38
114
48
146
60
184
70
210
83
241
96
290
116
350
L min.
553
686
826
978
1099
1194
1520
1664
DIN-2441
Wall thickness
10,2
13,5
17,2
21,3
26,9
33,7
42,4
48,3
60,3
76,1
88,9
L min.
191
223
261
305
337
381
475
520
A
86
121
153
191
219
253
310
375
2,65
2,9
2,9
3,25
3,25
4,05
4,05
4,05
4,5
4,5
4,85
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